Biggest changeThe year over year change of $134.8 million was primarily attributed to the following: • Cash outflows related to marketable securities activity were higher by $435.2 million in 2022 compared to 2021 due to higher purchases of marketable securities offset by lower proceeds from sales and maturities of marketable securities; • Cash outflows in 2021 of $311.7 million related to the Adamas acquisition; • Cash inflow from cash distribution received in 2021 of $12.9 million related to investment in Navitor. 85 Table of Contents Financing Activities Net cash used in financing activities was $10.5 million in 2022 compared to $130.4 million provided in the same period in 2021.
Biggest changeInvesting Activities Net cash provided by investing activities was $268.7 million in 2023 compared to $216.7 million used in 2022. The year over year change is primarily due to the proceeds from the maturities of investments in marketable securities which were used to pay off the 2023 Notes.
If the Company is unable to conclude that the indefinite intangible asset is not impaired during its qualitative assessment, the Company will perform a quantitative assessment by estimating the fair value of the indefinite-lived intangible asset and comparing the fair value to the carrying amount.
If the Company is unable to conclude that the indefinite-lived intangible asset is not impaired during its qualitative assessment, the Company will perform a quantitative assessment by estimating the fair value of the indefinite-lived intangible asset and comparing the fair value to the carrying amount.
In addition, there are two other regulatory and developmental contingent consideration milestone payments: the first is a $25 million milestone due upon the FDA's regulatory approval and $30 million upon commercial launch of SPN-830. If SPN-830 is approved by the FDA and commercially launched, we expect these milestones to become due and be paid in between 2023 and 2024.
In addition, there are two other regulatory and developmental contingent consideration milestone payments: the first is a $25 million milestone due upon the FDA's regulatory approval and $30 million upon commercial launch of SPN-830. If SPN-830 is approved by the FDA and commercially launched, we expect these milestones to become due and be paid in 2024.
Revenues Revenues consist primarily of net product sales of our commercial products in the U.S., supplemented by royalty revenues from our collaborative licensing arrangements.
Revenues Revenues consist primarily of net product sales of our commercial products in the U.S., supplemented by royalty and licensing revenues from our collaborative licensing arrangements.
Other Obligations We have other obligations in which the timing, likelihood and, in some situations, the amount of such payments are not known, which include the following: • any milestone payments which may become payable to third parties under license agreements or contractual agreements regarding our clinical trials, or those which may become payable upon achieving sales and developmental milestones per contractual agreements. • any future royalty payments to third parties. • liabilities related to uncertain tax positions.
Other Obligations We have other obligations in which the timing, likelihood and, in some situations, the amount of such payments are not known, which include the following: • any milestone payments which may become payable to third parties under license agreements or contractual agreements regarding our clinical trials, or those which may become payable upon achieving sales, regulatory, and developmental milestones per contractual agreements. • liabilities related to uncertain tax positions.
Our Annual Report on Form 10-K for the year ended December 31, 2021, includes a discussion and analysis of our financial condition and results of operations for the year ended December 31, 2020, in Part II, Item 7—Management's Discussion and Analysis of Financial Condition and Results of Operations .
Our Annual Report on Form 10-K for the year ended December 31, 2022, includes a discussion and analysis of our financial condition and results of operations for the year ended December 31, 2021, in Part II, Item 7—Management's Discussion and Analysis of Financial Condition and Results of Operations .
In addition, we do not engage in trading activities involving non-exchange traded contracts. Recently Issued Accounting Pronouncements For a discussion of new accounting pronouncements, see Note 2 in the Notes to Consolidated Financial Statements in Part II, Item 8 of this report.
In addition, we do not engage in trading activities involving non-exchange traded contracts. Recently Issued Accounting Pronouncements For a discussion of new accounting pronouncements, see Note 2 in the Notes to Consolidated Financial Statements in Part II, Item 8 of this report. 88 Table of Contents
In December 2021, we resubmitted the NDA to the FDA. In February 2022, we received a notice from the FDA that the resubmission of the NDA for SPN-830 was considered as a Standard Review and was assigned a PDUFA target action date in early October 2022.
In December 2021, we resubmitted the (New Drug Application) NDA to the FDA. In February 2022, we received a notice from the FDA that the resubmission of the NDA for SPN-830 was considered as a Standard Review and was assigned a PDUFA target action date in early October 2022.
For further discussion on the embedded operating lease related to the Merz Agreement, refer to Note 13, Leases in the Notes to the Consolidated Financial Statements in Part II, Item 8 of this report. Milestone Payment Obligations The Company has contingent consideration milestones payable related to the Adamas Acquisition.
For further discussion on the embedded operating lease related to the Merz Agreement, refer to Note 12, Leases in the Notes to the Consolidated Financial Statements in Part II, Item 8 of this report. Milestone Payment Obligations from Acquisitions The Company has contingent consideration milestones payable related to the Adamas Acquisition.
The Company believes its balances of cash, cash equivalents and unrestricted marketable securities, which totaled $555.2 million as of December 31, 2022, along with cash generated from ongoing operations and continued access to debt markets, will be sufficient to satisfy its cash requirements over the next 12 months and beyond.
The Company believes its balances of cash, cash equivalents and unrestricted marketable securities, which totaled $271.5 million as of December 31, 2023, along with cash generated from ongoing operations and continued access to debt markets, will be sufficient to satisfy its cash requirements over the next 12 months and beyond.
In regards to Trokendi XR, the Company has entered into settlement agreements with third parties, permitting the sale of a generic version of Trokendi XR on or after January 1, 2023. The Company is actively monitoring returns activity in light of the loss of exclusivity and potential sales decline based on timing of generic entry.
In regards to Trokendi XR, the Company has entered into settlement agreements with third parties permitting the sale of a generic version of Trokendi XR on January 1, 2023. The Company is actively monitoring returns activity in light of the loss of exclusivity and actual and possible further future sales decline based on timing of generic entry.
We also have contingent consideration milestones payable related to the USWM Acquisition. On February 18, 2022, the FDA accepted the SPN-830 NDA for review, and we paid the resulting $25 million milestone in the first quarter of 2022.
Each Milestone may only be achieved once. We also have contingent consideration milestones payable related to the USWM Acquisition. On February 18, 2022, the FDA accepted the SPN-830 NDA for review, and we paid the resulting $25 million milestone in the first quarter of 2022.
The development will initially focus on the drug's anticonvulsant activity, which has been shown in preclinical models to be effective for the treatment of partial seizures and Dravet Syndrome. SPN-817 is in clinical development and has received Orphan Drug designation for several epilepsy indications from the FDA.
The development will initially focus on the drug's anticonvulsant activity, which has been 78 Table of Contents shown in preclinical models to be effective for the treatment of epilepsy. SPN-817 is in clinical development and has received Orphan Drug designation for several epilepsy indications from the FDA.
Any adverse action by the FDA can potentially impact our estimated fair value of the IPR&D intangible asset. In October 2022, the FDA issued a CRL regarding the NDA for SPN-830.
Any adverse action by the FDA can potentially impact our estimated fair value of the IPR&D intangible asset. In October 2022, the FDA issued a CRL regarding the NDA for SPN-830. In October 2023, we resubmitted the NDA for SPN-830. In November 2023, the FDA accepted the resubmission of the NDA for SPN-830.
Adjustments related to prior year sales Adjustments related to prior year sales in 2022 of $4.0 million was less than 1% of both net product sales and total provision for the year ended December 31, 2022.
Adjustments related to prior year sales Adjustments related to prior year sales in 2023 of $1.5 million was less than 1% of both net product sales and total provision for the year ended December 31, 2023.
Another Milestone Payment is payable (subject to certain terms and conditions) upon the first occurrence of the achievement of aggregate worldwide net sales of GOCOVRI in excess of $225 million during any consecutive 12-month period ending on or before December 31, 2025 (Milestone 2025 and, together with Milestone 2024, the Milestones). Each Milestone may only be achieved once.
Another Milestone Payment is payable (subject to certain terms and conditions) upon the first occurrence of the achievement of aggregate worldwide net sales of GOCOVRI in excess of $225 million during any consecutive 12-month period 87 Table of Contents ending on or before December 31, 2025 (Milestone 2025 and, together with Milestone 2024, the Milestones).
SPN-820 - Novel first-in-class activator of mTORC1 • The Phase II multi-center randomized double-blind placebo-controlled parallel design study of SPN-820 in adults with treatment-resistant depression is ongoing. The study will examine the efficacy and safety of SPN-820 over a course of five weeks of treatment in approximately 270 patients.
SPN-820 - Novel first-in-class activator of mTORC1 for the treatment of depression • The Phase IIb multi-center randomized double-blind placebo-controlled parallel design study of SPN-820 in adults with treatment-resistant depression is ongoing. The study will examine the efficacy and safety of SPN-820 over a course of five weeks of treatment in approximately 268 patients in up to 50 clinical sites.
Commercial Products • Trokendi XR ® (topiramate) is the first once-daily extended-release topiramate product indicated for the treatment of epilepsy in patients 6 years of age and older in the United States (U.S.) market.
It is also the first once-daily extended-release oxcarbazepine product indicated for the treatment of epilepsy in the U.S. market. • Trokendi XR ® (topiramate) is the first once-daily extended-release topiramate product indicated for the treatment of epilepsy in patients 6 years of age and older in the U.S. market.
Cost of Goods Sold The following table provides information regarding our cost of goods sold for the years indicated (dollars in thousands): Change 2022 2021 Amount Percent Cost of goods sold $ 87,221 $ 75,061 $ 12,160 16% Cost of goods sold includes the cost of royalties; cost of materials, including active pharmaceutical ingredients (API); and cost to manufacture, including tableting, packaging, personnel, overhead, stability testing, and distribution.
Cost of Goods Sold The following table provides information regarding our cost of goods sold for the years indicated (dollars in thousands): Change 2023 2022 Amount Percent Cost of goods sold $ 83,779 $ 87,221 $ (3,442) (4)% Cost of goods sold includes the cost of royalties; cost of materials, including active pharmaceutical ingredients (API); and cost to manufacture, including tableting, packaging, personnel, overhead, stability testing, and distribution.
Contingent Consideration (Gain) Expense The following table provides information regarding the contingent consideration expense during the periods indicated (dollars in thousands): Change 2022 2021 Amount Percent Contingent consideration (gain) expense $ (510) $ (6,530) $ 6,020 (92)% Contingent consideration gain recorded for the years ended December 31, 2022 and December 31, 2021 of $0.5 million and $6.5 million, respectively.
Contingent Consideration Gain The following table provides information regarding the contingent consideration expense during the periods indicated (dollars in thousands): Change 2023 2022 Amount Percent Contingent consideration gain $ (1,517) $ (510) $ (1,007) 197% Contingent consideration gain recorded for the years ended December 31, 2023 and December 31, 2022 of $1.5 million and $0.5 million, respectively.
Food and Drug Administration (FDA) approved Qelbree for the treatment of ADHD in pediatric patients 6 to 17 years of age. In May 2021, the Company launched Qelbree for pediatric patients in the U.S. On April 29, 2022, the FDA approved Qelbree for treatment of ADHD in adult patients.
The United States Food and Drug Administration (FDA) approved Qelbree for the treatment of ADHD in pediatric patients 6 to 17 years of age in April 2021, and in adult patients in April 2022.
Liquidity and Capital Resources Cash and cash equivalents, marketable securities, and long term marketable securities presented below are as follows (dollars in thousands): December 31, 2022 Cash and cash equivalents $ 93,120 Marketable securities 368,214 Long term marketable securities 93,896 Total $ 555,230 We have financed our operations primarily with cash generated from product sales, supplemented by revenues from royalty and licensing arrangements, as well as proceeds from the sale of equity and debt securities.
Liquidity and Capital Resources Cash and cash equivalents, marketable securities, and long term marketable securities presented below are as follows (dollars in thousands): December 31, 2023 Cash and cash equivalents $ 75,054 Marketable securities 179,820 Long term marketable securities 16,617 Total $ 271,491 We have financed our operations primarily with cash generated from product sales, supplemented by revenues from royalty and licensing arrangements, as well as proceeds from the sale of equity and debt securities.
Research and Development We are committed to the development of innovative product candidates in neurology and psychiatry, including the following: Product Candidate Indication Development NDA SPN-830 Continuous treatment of motor fluctuations ("off" episodes) in PD patients Complete Response Letter (CRL) received from FDA in October 2022 SPN-820 Treatment-resistant depression Phase II SPN-817 Treatment-resistant seizures Phase I SPN-830 (apomorphine infusion device) SPN-830 is a late-stage drug/device combination product candidate for the continuous treatment of motor fluctuations ("off" episodes) in PD patients that are not adequately controlled with oral levodopa and one or more adjunct PD medications.
Research and Development We are committed to the development of innovative product candidates in neurology and psychiatry, including the following: SPN-830 (apomorphine infusion device) SPN-830 is a late-stage drug/device combination product candidate for the continuous treatment of motor fluctuations ("off" episodes) in PD patients that are not adequately controlled with oral levodopa and one or more adjunct PD medications.
As such, we are unable to make a reasonably reliable estimate regarding the timing of payments beyond 12 months. 87 Table of Contents Off-Balance Sheet Arrangements We do not currently have, nor have we ever had, any relationships with unconsolidated entities or financial partnerships, such as entities often referred to as structured finance or special purpose entities, which would have been established for the purpose of facilitating off-balance sheet arrangements or for other contractually narrow or limited purposes.
Off-Balance Sheet Arrangements We do not currently have, nor have we ever had, any relationships with unconsolidated entities or financial partnerships, such as entities often referred to as structured finance or special purpose entities, which would have been established for the purpose of facilitating off-balance sheet arrangements or for other contractually narrow or limited purposes.
The net cash provided by operating activities was $116.8 million in 2022 compared to $127.1 million in 2021. The year over year change was primarily driven by decrease in working capital which reflects the timing impacts of cash collections on receivables and settlement of payables, offset by an increase in operating earnings and non-cash items.
The year over year change was primarily driven by a decrease in working capital which reflects the timing impacts of cash collections on receivables and settlement of payables, lower inventory purchases in 2023 compared to 2022, and a decrease in operating earnings offset by an increase in non-cash items.
SPN-817 (huperzine A) SPN-817 represents a novel mechanism of action (MOA) for an anticonvulsant. SPN-817 is a novel synthetic form of huperzine A, whose MOA includes potent acetylcholinesterase inhibition, with pharmacological activities in CNS conditions such as epilepsy.
SPN-817 – Novel first-in-class highly selective AChE inhibitor for epilepsy SPN-817 represents a novel mechanism of action (MOA) for an anticonvulsant. SPN-817 is a novel synthetic form of huperzine A, a first in class, highly selective acetylcholinesterase (AChE) inhibitor, with pharmacological activities in CNS conditions such as focal epilepsy.
The FDA has made an initial determination that the amendment to the Company’s application in response to the CRL will be subject to a Class 2, or six-month, review timeline. In February 2023, the FDA granted the Company a Type C meeting request to discuss the CRL with the meeting scheduled in April 2023.
The FDA has made an initial determination that the amendment to the Company’s application in response to the CRL will be subject to a Class 2, or six-month, review timeline. In April 2023, the Company met with the FDA to discuss the CRL. In October 2023, the Company resubmitted the NDA for SPN-830.
While we expect continued profitability in future years, we anticipate there may be significant variability from year to year in the level of our profits particularly due to the commercial launch of Qelbree in May 2021; continued market and payor pressures for our commercial products; and the likely unfavorable impact of the loss of patent exclusivity for Trokendi XR in January 2023.
While we expect continued profitability in future years, we anticipate there may be significant variability from year to year in the level of our profits particularly due to continued market and payor pressures for our commercial products; the unfavorable impact of the loss of patent exclusivity for Trokendi XR in January 2023; the potential unfavorable impact of the forthcoming loss of exclusivity of Oxtellar XR and XADAGO; funding for research and development of our product candidates; and the additional funding to launch SPN-830, if approved by the FDA.
Although we believe the assumptions, judgments, and estimates we have used in our assessments are reasonable and appropriate, a material change in any of our assumptions or external factors could lead to impairment charges.
The carrying amount of the indefinite-lived intangible asset was $124.0 million as of December 31, 2023. Although we believe the assumptions, judgments, and estimates we have used in our assessments are reasonable and appropriate, a material change in any of our assumptions or external factors could lead to impairment charges.
This increase was primarily attributable to an increase in volume of products sold with the launch of Qelbree for pediatric patients in the second quarter of 2021 and for adults in second quarter of 2022, partially offset by lower sales of Trokendi XR. The provision for product rebates increased from $371.6 million in 2021 to $437.2 million in 2022.
Provision for returns and rebates The provision for product returns increased from $18.3 million in 2022 to $22.7 million in 2023. The increase was primarily attributable to an increase in volume of products sold with the launch of Qelbree for adults in 2022, partially offset by lower sales of Trokendi XR.
Research and Development Expenses The following table provides information regarding our research and development (R&D) expenses for the years indicated (dollars in thousands): Change 2022 2021 Amount Percent Research and development expense $ 74,552 $ 90,467 $ (15,915) (18)% R&D expenses decreased from $90.5 million in 2021 to $74.6 million in 2022.
Research and Development Expense The following table provides information regarding our research and development (R&D) expenses for the years indicated (dollars in thousands): Change 2023 2022 Amount Percent Research and development expense $ 91,593 $ 74,552 $ 17,041 23% R&D expenses increased from $74.6 million in 2022 to $91.6 million in 2023.
Manufacturing Purchase Obligations In October 2021, we entered into an amendment to the Merz Agreement which increased the price of the annual purchase commitment of MYOBLOC from €3.0 million to approximately €3.9 million.
Refer to Note 12, Leases in the Notes to the Consolidated Financial Statements in Part II, Item 8 of this report. Manufacturing Purchase Obligations In October 2021, we entered into an amendment to the Merz Agreement which increased the price of the annual purchase commitment of MYOBLOC from €3.0 million to approximately €3.9 million.
If the IPR&D project is abandoned or regulatory approvals are not obtained, we may have a full or partial impairment charge related to the IPR&D, calculated as the excess carrying value of the IPR&D assets over the estimated fair value. 80 Table of Contents Results of Operations In this section, we discuss the results of our operations for the year ended December 31, 2022, compared to the year ended December 31, 2021.
If the IPR&D project is abandoned or regulatory approvals are not obtained, we may have a full or partial impairment charge related to the IPR&D, calculated as the excess carrying value of the IPR&D assets over the estimated fair value.
Product sales are recorded net of various forms of variable consideration, including: estimated rebates; sales discounts; and an estimated liability for future product returns (collectively, "sales deductions"). The variability in the net transaction price for our products arises primarily from the aforementioned sales deductions. Significant judgment is required in estimating certain sales deductions, including rebates and returns.
The variability in the net transaction price for our products arises primarily from the aforementioned sales deductions. Significant judgment is required in estimating certain sales deductions, including rebates and returns.
Interest and other income, net includes primarily interest earned from cash, cash equivalents, and marketable securities holdings. Interest and other income, net in creased from $10.6 million 2021 to $21.7 million in 2022. The increase in interest and other income, net was primarily due to $12.9 million recorded in 2022 in connection with the gain associated with the Navitor investment.
Interest and other income, net decreased from $21.7 million in 2022 to $10.5 million in 2023. The decrease in interest and other income, net was primarily due to $12.9 million recorded in 2022 in connection with the gain associated with the Navitor investment.
Both amounts are generally affected by changes in gross product sales, changes in the provision for net product sales deductions, and the timing of payments/credits. 81 Table of Contents The following table provides a summary of activities with respect to accrued product returns and rebates for the years ended December 31, 2022 and 2021 (dollars in thousands): Accrued Product Returns and Rebates Product Returns Product Rebates Allowance for Sales Discounts Total Balance at December 31, 2021 $ 35,127 $ 97,597 $ 13,537 $ 146,261 Provision Provision for sales in current year 22,129 437,323 76,079 535,531 Adjustments relating to prior year sales (3,866) (155) (3) (4,024) Total provision 18,263 437,168 76,076 531,507 Less: Actual payments/credits (8,382) (428,108) (76,618) (513,108) Balance at December 31, 2022 $ 45,008 $ 106,657 $ 12,995 $ 164,660 Balance at December 31, 2020 $ 29,603 $ 96,589 $ 11,404 $ 137,596 Adamas Acquisition liabilities assumed 223 2,194 271 2,688 Provision Provision for sales in current year 15,762 370,273 69,383 455,418 Adjustments relating to prior year sales (3,069) 1,335 19 (1,715) Total provision 12,693 371,608 69,402 453,703 Less: Actual payments/credits (7,392) (372,794) (67,540) (447,726) Balance at December 31, 2021 $ 35,127 $ 97,597 $ 13,537 $ 146,261 Accrued product returns and rebates The accrued product returns balance increased from $35.1 million as of December 31, 2021 to $45.0 million as of December 31, 2022 due to timing of related return activity and an increase in provision for product returns primarily for Qelbree.
Both amounts are generally affected by changes in gross product sales, changes in the provision for net product sales deductions, and the timing of payments/credits. 82 Table of Contents The following table provides a summary of activities with respect to accrued product returns and rebates for the years ended December 31, 2023 and 2022 (dollars in thousands): Accrued Product Returns and Rebates Product Returns Product Rebates Allowance for Sales Discounts Total Balance at December 31, 2022 $ 45,008 $ 106,657 $ 12,995 $ 164,660 Provision Provision for sales in current year 22,928 406,329 65,896 495,153 Adjustments relating to prior year sales (213) 1,672 31 1,490 Total provision 22,715 408,001 65,927 496,643 Less: Actual payments/credits (10,433) (417,674) (68,203) (496,310) Balance at December 31, 2023 $ 57,290 $ 96,984 $ 10,719 $ 164,993 Balance at December 31, 2021 $ 35,127 $ 97,597 $ 13,537 $ 146,261 Adamas Acquisition liabilities assumed Provision Provision for sales in current year 22,129 437,323 76,079 535,531 Adjustments relating to prior year sales (3,866) (155) (3) (4,024) Total provision 18,263 437,168 76,076 531,507 Less: Actual payments/credits (8,382) (428,108) (76,618) (513,108) Balance at December 31, 2022 $ 45,008 $ 106,657 $ 12,995 $ 164,660 Accrued product returns and rebates The accrued product returns balance increased from $45.0 million as of December 31, 2022 to $57.3 million as of December 31, 2023 due to timing of related return activity, and an increase in provision for product returns primarily for Qelbree.
Summary of Cash Flows The following table summarizes the major sources and uses of cash for the periods set forth below (dollars in thousands): December 31, Change 2022 2021 Amount Net cash provided by (used in): Operating activities $ 116,826 $ 127,127 $ (10,301) Investing activities (216,663) (81,913) (134,750) Financing activities (10,477) (130,420) 119,943 Net change in cash and cash equivalents $ (110,314) $ (85,206) $ (25,108) Operating Activities Net cash provided by operating activities is comprised of two components: cash provided by operating earnings; and cash provided by (used in) changes in working capital.
Summary of Cash Flows The following table summarizes the major sources and uses of cash for the periods set forth below (dollars in thousands): December 31, Change 2023 2022 Amount Net cash provided by (used in): Operating activities $ 111,085 $ 116,826 $ (5,741) Investing activities 268,729 (216,663) 485,392 Financing activities (397,880) (10,477) (387,403) Net change in cash and cash equivalents $ (18,066) $ (110,314) $ 92,248 Operating Activities Net cash provided by operating activities is comprised of two components: cash provided by operating earnings; and cash provided by (used in) changes in working capital.
We are obligated to pay royalties to third parties, computed as a percentage of net product sales, for each respective product under a license agreement, beginning upon commercialization. The amount of future royalty obligations are dependent on future net product sales of each of the respective products under a license agreement.
Royalty Payments We obtained exclusive licenses from third parties for proprietary rights to support our commercial products and product candidates. We are obligated to pay royalties to third parties, computed as a percentage of net product sales, for each respective product under a license agreement, beginning upon commercialization.
The Company is developing a broad range of novel CNS product candidates including new potential treatments for hypomobility in PD, epilepsy, depression, and other CNS disorders. We have a portfolio of commercial products and product candidates.
The Company is developing a broad range of novel CNS product candidates including new potential treatments for hypomobility in PD, epilepsy, depression, and other CNS disorders. Commercial Products • Qelbree ® (viloxazine) extended-release capsules is a novel non-stimulant product indicated for the treatment of ADHD in adults and pediatric patients 6 years and older.
Sales deductions and related accruals We record accrued product returns and accrued product rebates as current liabilities in Accrued product returns and rebates, on our consolidated balance sheets. We record sales discounts as a reduction against Accounts receivable, net on the consolidated balance sheets.
We record sales discounts as a reduction against Accounts receivable, net on the consolidated balance sheets.
Due to uncertainties in the timing of potential tax audits, the timing and the amounts associated with the resolution of these positions is uncertain.
Due to uncertainties in the timing of potential tax audits, the timing and the amounts associated with the resolution of these positions is uncertain. As such, we are unable to make a reasonably reliable estimate regarding the timing of payments beyond 12 months.
We evaluate inventory data reported by wholesalers, available prescription volume information, product pricing, historical experience and other factors in order to determine the adequacy of our accruals. We regularly monitor our accruals and record adjustments when rebate trends, rebate programs and contract terms, legislative changes, or other significant events indicate that a change in reserve is appropriate.
We evaluate inventory data reported by wholesalers, available prescription volume information, product pricing, historical experience and other factors in order to determine the adequacy of our accruals.
Revenue Recognition Our principal source of revenue is product sales. Revenue from product sales is recognized when physical control of our products is transferred to our customers, who are primarily pharmaceutical wholesalers, specialty pharmacies, and distributors.
Revenue from product sales is recognized when physical control of our products is transferred to our customers, who are primarily pharmaceutical wholesalers, specialty pharmacies, and distributors. Product sales are recorded net of various forms of variable consideration, including: estimated rebates; sales discounts; and an estimated liability for future product returns (collectively, "sales deductions").
Historically, adjustments to rebate accruals have not been material to net earnings. 79 Table of Contents Specifically, a significant portion of rebates we pay are on state Medicaid programs.
We regularly monitor our 80 Table of Contents accruals and record adjustments when rebate trends, rebate programs and contract terms, legislative changes, or other significant events indicate that a change in reserve is appropriate. Historically, adjustments to rebate accruals have not been material to net earnings. Specifically, a significant portion of rebates we pay are on state Medicaid programs.
Selling, General, and Administrative Expense The table below provides information regarding our selling, general, and administrative (SG&A) expenses for the years indicated (dollars in thousands): Change 2022 2021 Amount Percent Selling and marketing expense $ 267,788 $ 199,709 $ 68,079 34% General and administrative expense 109,433 105,050 4,383 4% Total $ 377,221 $ 304,759 $ 72,462 24% Selling and Marketing Expense Selling and marketing expenses increased from $199.7 million in 2021 to $267.8 million in 2022.
Selling, General, and Administrative Expense The table below provides information regarding our selling, general, and administrative (SG&A) expenses for the years indicated (dollars in thousands): Change 2023 2022 Amount Percent Selling and marketing expense $ 229,186 $ 267,788 $ (38,602) (14)% General and administrative expense 107,175 109,433 (2,258) (2)% Total $ 336,361 $ 377,221 $ (40,860) (11)% Selling and Marketing Expense Selling and marketing expenses decreased from $267.8 million in 2022 to $229.2 million in 2023.
Some judgments can be subjective and complex, and therefore, actual results could differ materially from those estimates under different assumptions or conditions. We believe the judgments, estimates, and assumptions associated with the following critical accounting policies have the greatest potential impact on our consolidated financial statements: 78 Table of Contents • Revenue recognition; and • Impairment of intangible assets.
We believe the judgments, estimates, and assumptions associated with the following critical accounting policies have the greatest potential impact on our consolidated financial statements: 79 Table of Contents • Revenue recognition; and • Impairment of Indefinite-Lived Intangible Assets • Impairment of Definite-Lived Intangible Assets Revenue Recognition Our principal source of revenue is product sales.
The decrease in interest expense of $15.0 million was primarily related to the Company's adoption of ASU 2020-06. 84 Table of Contents Income Tax Expense The following table provides information regarding our income tax expense during the periods indicated (dollars in thousands): 2022 vs 2021 Change 2022 2021 Dollar Percent Income tax expense $ 32 $ 19,751 $ (19,719) ** Effective tax rate 0.1 % 27.0 % ______________________________ ** Indicates calculation result is equal to or greater than 100%.
The decrease in noncash interest expense of $1.9 million was due to the nonrecourse royalty liability related to the HC Royalty agreement being fully amortized as of June 30, 2023. 85 Table of Contents Income Tax Expense The following table provides information regarding our income tax expense during the periods indicated (dollars in thousands): 2023 vs 2022 Change 2023 2022 Dollar Percent Income tax expense $ 1,453 $ 32 $ 1,421 ** Effective tax rate 52.5 % 0.1 % ______________________________ ** Indicates calculation result is equal to or greater than 100% Income tax expense was $1.5 million and $32.0 thousand for the years ended December 31, 2023 and December 31, 2022, respectively.
We consider the positive results of clinical trials, industry benchmarks, available market data, and recent communications with the FDA regarding SPN-830 in determining the probability of technical and regulatory success input and assumption. The carrying amount of the indefinite-lived intangible asset was $124.0 million as of December 31, 2022.
The resubmission is now considered filed, with a user fee goal date (PDUFA date) of April 5, 2024. We consider the positive results of clinical trials, industry benchmarks, available market data, and recent communications with the FDA regarding SPN-830 in determining the probability of technical and regulatory success input and assumption.
The Company launched Qelbree for adult patients in May 2022. • GOCOVRI ® (amantadine) extended-release capsules is the first and only FDA approved medicine indicated for the treatment of dyskinesia in patients with PD receiving levodopa-based therapy, with or without concomitant dopaminergic medications, and as an adjunctive treatment to levodopa/carbidopa with PD experiencing "off" episodes. • APOKYN ® (apomorphine hydrochloride injection) is a product indicated for the acute, intermittent treatment of hypomobility, "off" episodes ("end-of-dose wearing off" and unpredictable "on/off" episodes) in patients with advanced PD. • XADAGO ® (safinamide) is a once-daily product indicated as adjunctive treatment to levodopa/carbidopa in patients with PD experiencing "off" episodes. • Osmolex ER ® (amantadine) extended-release is a once-daily product for the treatment of PD and drug-induced extrapyramidal reactions in adult patients. 76 Table of Contents • MYOBLOC ® (rimabotulinumtoxinB injection) is a product indicated for the treatment of cervical dystonia and chronic sialorrhea in adults.
It is also indicated for the prophylaxis of migraine headache in adults and adolescents 12 years and older. • APOKYN ® (apomorphine hydrochloride injection) is a product indicated for the acute, intermittent treatment of hypomobility, "off" episodes ("end-of-dose wearing off" and unpredictable "on/off" episodes) in patients with advanced PD. • XADAGO ® (safinamide) is a once-daily product indicated as adjunctive treatment to levodopa/carbidopa in patients with PD experiencing "off" episodes. • MYOBLOC ® (rimabotulinumtoxinB injection) is a product indicated for the treatment of cervical dystonia and chronic sialorrhea in adults.
Amortization of Intangible Assets The following table provides information regarding the amortization expense for intangible assets during the periods indicated (dollars in thousands): Change 2022 2021 Amount Percent Amortization of intangible assets $ 82,630 $ 29,989 $ 52,641 ** ______________________________ ** Indicates calculation result is equal to or greater than 100%.
Amortization of Intangible Assets The following table provides information regarding the amortization expense for intangible assets during the periods indicated (dollars in thousands): Change 2023 2022 Amount Percent Amortization of intangible assets $ 82,385 $ 82,630 $ (245) 0% 84 Table of Contents Amortization of intangible assets was materially consistent year-over-year.
Income tax expense was $32 thousand and $19.8 million for the years ended December 31, 2022 and December 31, 2021, respectively. The change in income tax expense and effective income tax rate was primarily due to tax benefits associated with the Adamas legal entities reorganization in the first quarter of 2022.
The income tax expense and effective tax rate in 2023 was primarily driven by near break-even pre-tax book income. The income tax expense and effective tax rate in 2022 was primarily driven by tax benefits associated with the Adamas legal entities reorganization in the first quarter of 2022.
The following table provides information regarding our revenues during the years ended December 31, 2022 and 2021 (dollars in thousands): Years Ended December 31, Change 2022 2021 Amount Percent Net product sales Trokendi XR $ 261,221 $ 304,817 $ (43,596) (14) % Oxtellar XR 115,345 110,708 4,637 4 % GOCOVRI 104,421 9,778 94,643 ** APOKYN 75,305 99,233 (23,928) (24) % Qelbree 61,322 9,879 51,443 ** Other (1) 31,818 33,089 (1,271) (4) % Total net product sales 649,432 567,504 81,928 14 % Royalty revenues 17,806 12,271 5,535 45 % Total revenues $ 667,238 $ 579,775 $ 87,463 15 % ______________________________ (1) Includes net product sales of MYOBLOC, XADAGO and Osmolex ER. ** Indicates calculation result is equal to or greater than 100%.
The following table provides information regarding our revenues during the years ended December 31, 2023 and 2022 (dollars in thousands): Years Ended December 31, Change 2023 2022 Amount Percent Net product sales Qelbree $ 140,192 $ 61,322 $ 78,870 129 % GOCOVRI 119,637 104,421 15,216 15 % Oxtellar XR 113,404 115,345 (1,941) (2) % Trokendi XR 94,336 261,221 (166,885) (64) % APOKYN 75,083 75,305 (222) — % Other (1) 31,281 31,818 (537) (2) % Total net product sales $ 573,933 $ 649,432 $ (75,499) (12) % Royalty and licensing revenues 33,588 17,806 15,782 89 % Total revenues $ 607,521 $ 667,238 $ (59,717) (9) % ______________________________ (1) Includes net product sales of MYOBLOC, XADAGO and Osmolex ER.
The accrued product rebates balance increased from $97.6 million as of December 31, 2021 to $106.7 million as of December 31, 2022 due to timing of payments and the increase in the provision. Provision for returns and rebates The provision for product returns increased from $12.7 million in 2021 to $18.3 million in 2022.
The accrued product rebates balance decreased from $106.7 million as of December 31, 2022 to $97.0 million as of December 31, 2023 due to lower gross sales primarily related to the loss of exclusivity on Trokendi XR, and timing of payments.
The primary outcome measure is the change from baseline to end of treatment period on the Montgomery-Asberg Depression Rating Scale (MADRS) Total Score, a standard depression rating scale. SPN-817 – A novel product candidate for the treatment of epilepsy • The Company has commenced an open-label Phase II clinical study of SPN-817 in patients with treatment-resistant seizures.
The primary outcome measure is the change from baseline to end of treatment period on the Montgomery-Asberg Depression Rating Scale (MADRS) Total Score. Approximately 118 patients have been enrolled in the trials, to date.
Adjustments related to prior year sales in 2021 of $1.7 million was less than 1% of both net product sales an total provision for the year ended December 31, 2021. 82 Table of Contents Royalty Revenues The following table provides information regarding our royalty revenues for the years indicated (dollars in thousands): Change 2022 2021 Amount Percent Royalty revenues $ 17,806 $ 12,271 $ 5,535 45% Royalty revenues increased by approximately $5.5 million, or 45%, in 2022 compared to 2021, primarily due to the full year of Namzaric royalties associated with the Adamas Acquisition.
Adjustments related to prior year sales in 2022 of $4.0 million was less than 1% of both net product sales and total provision for the year ended December 31, 2022. Royalty and Licensing Revenues Royalty and licensing revenues increased by approximately $15.8 million, or 89% in 2023 compared to 2022, primarily due to royalties on generic Trokendi XR.
SPN-820 (NV-5138) SPN-820 is a first-in-class, orally active small molecule that activates brain mechanistic target of rapamycin complex 1 (mTORC1), a gatekeeper of cellular metabolism and renewal. SPN-820 binds to and modulates sestrin, which senses amino acid availability in the brain, a potent natural activator of mTORC1.
SPN-820 – Novel first-in-class molecule that increases mTORC1 mediated synaptic function for depression SPN-820 is a first-in-class, orally active small molecule that increases the brain mechanistic target of rapamycin complex 1 (mTORC1) mediated synaptic function intracellularly.
Other Income (Expense) The following table provides the components of other income (expense) during the years indicated (dollars in thousands): Change 2022 2021 Amount Percent Interest and other income, net $ 21,689 $ 10,569 $ 11,120 ** Interest expense (4,654) (19,696) (15,042) 76% Interest expense on nonrecourse liability related to sale of future royalties (2,416) (3,727) (1,311) 35% Total $ 14,619 $ (12,854) $ 27,473 ** ______________________________ ** Indicates calculation result is equal to or greater than 100%.
Other Income (Expense) The following table provides the components of other income (expense) during the years indicated (dollars in thousands): Change 2023 2022 Amount Percent Interest income & other income, net $ 10,453 $ 21,689 $ (11,236) (52)% Interest expense (1,321) (2,542) (1,221) 48% Noncash interest expense on nonrecourse liability related to sale of future royalties (562) (2,416) (1,854) 77% Noncash interest expense on debt (532) (2,112) (1,580) 75% Total $ 8,038 $ 14,619 $ (6,581) (45)% Interest and other income, net includes primarily interest earned from cash, cash equivalents, and marketable securities holdings.
Partially offsetting this increase was a $43.6 million decrease in net product sales of Trokendi XR and a $23.9 million decrease in net product sales of APOKYN primarily attributable to the decline in unit demand due to competitive headwinds.
Net Product Sales Net product sales decreased by $75.5 million from $649.4 million in 2022 to $573.9 million in 2023. The decrease in net product sales was primarily due to the decline in net product sales of Trokendi XR which was partially offset by the increase in net product sales from Qelbree and GOCOVRI.
The increase was primarily due to higher professional and consulting costs and increased employee-related costs mainly to support IT and finance operations related to the ransomware incident, financial reporting and Adamas integration in 2022.
The decrease was primarily due to higher professional and consulting costs in 2022, mainly to support finance and information technology operations, which was partially offset by higher legal costs and share-based compensation expense in 2023.
The Company will bear all of Phase I and Phase II development costs incurred by either party, up to a maximum of $50 million. In addition, the Company will incur certain other research and development support costs. Royalty Payments We obtained exclusive licenses from third parties for proprietary rights to support our commercial products and product candidates.
The Company will bear all of Phase I and Phase II development costs incurred by either party, up to a maximum of $50 million. There are certain additional payments which could be incurred by the Company that are contingent upon Navitor Inc. achieving defined milestones.
Cost of goods sold increased from $75.1 million in 2021 to $87.2 million in 2022. The increase was primarily due to higher Qelbree sales, offset by lower royalty expense compared to the same period in the prior year.
Cost of goods sold decreased from $87.2 million in 2022 to $83.8 million in 2023. The decrease was primarily due to lower Trokendi XR costs in 2023 due to loss of patent exclusivity for Trokendi XR in January 2023 and a higher GOCOVRI inventory reserve in 2022 offset by Qelbree costs in 2023.
It is the only botulinum toxin type B available on the market.
It is the only botulinum toxin type B available on the market. • Osmolex ER ® (amantadine) extended-release tablets is for the treatment of PD and drug-induced extrapyramidal reactions in adult patients.
However, given the extensive number of inputs and assumptions, described above, future changes in our return reserves could be material. Rebates Rebates are discounts which we pay under either public sector or private sector health care programs.
Similarly, the Company is actively monitoring returns activity in light of the upcoming loss of exclusivity of Oxtellar XR. Rebates Rebates are discounts which we pay under either public sector or private sector health care programs.
Net Earnings The following table provides information regarding our net earnings during the periods indicated (dollars in thousands): Change 2022 2021 Amount Percent Net earnings $ 60,711 $ 53,424 $ 7,287 14% The increase in net earnings was primarily due to the decrease in income tax expense and interest expense, and an increase in interest income for the year ended December 31, 2022 compared to the same period in 2021.
Net Earnings The following table provides information regarding our net earnings during the periods indicated (dollars in thousands): Change 2023 2022 Amount Percent Net earnings $ 1,316 $ 60,711 $ (59,395) (98)% The decrease in net earnings was primarily due to the lower revenues in 2023 with the loss of exclusivity of Trokendi XR and the intangible asset impairment charges in the fourth quarter of 2023, partially offset by lower operating expenses.
This year over year change is primarily attributable to the repayment of the acquired debt from the Adamas Acquisition in prior year partially offset by the payment of a contingent consideration milestone associated with the USWM Acquisition in the first quarter of 2022 and the increase in proceeds from the issuance of common stock.
This increase was slightly offset by the payment of $22.9 million for a contingent consideration milestone associated with the USWM Acquisition during the same period in 2022.
Investing Activities Net cash used in investing activities was $216.7 million in 2022 compared to $81.9 million in 2021.
The net cash provided by operating activities was $111.1 million in 2023 compared to $116.8 million in 2022.
Product Pipeline Update SPN-830 (apomorphine infusion device) - Continuous treatment of motor fluctuations (“off” episodes) in Parkinson's Disease (PD) • The Company will be meeting with the FDA in April 2023 to discuss the CRL received in October 2022. The Company will announce the timing for our resubmission after our discussion with the FDA.
SPN-830 (apomorphine infusion device) - Continuous treatment of motor fluctuations (“off” episodes) in Parkinson's Disease (PD) • As previously disclosed, the FDA accepted the resubmission of the New Drug Application for SPN-830 for continuous treatment of motor fluctuations ("off" episodes) in Parkinson's disease (PD) and set a user fee goal date (PDUFA date) of April 5, 2024. • Assuming FDA approval, the Company expects to launch SPN-830 in the second half of 2024.