vs

Side-by-side financial comparison of CATALYST PHARMACEUTICALS, INC. (CPRX) and DIGI INTERNATIONAL INC (DGII). Click either name above to swap in a different company.

CATALYST PHARMACEUTICALS, INC. is the larger business by last-quarter revenue ($152.6M vs $122.5M, roughly 1.2× DIGI INTERNATIONAL INC). CATALYST PHARMACEUTICALS, INC. runs the higher net margin — 34.5% vs 9.6%, a 25.0% gap on every dollar of revenue. On growth, DIGI INTERNATIONAL INC posted the faster year-over-year revenue change (17.9% vs 7.6%). CATALYST PHARMACEUTICALS, INC. produced more free cash flow last quarter ($44.9M vs $35.2M). Over the past eight quarters, CATALYST PHARMACEUTICALS, INC.'s revenue compounded faster (24.5% CAGR vs 6.6%).

Catalyst Pharmaceuticals, Inc. is a biopharmaceutical company based in Coral Gables, Florida, United States. The company develops medicines for rare diseases, including the phosphate salt of amifampridine for the treatment of Lambert–Eaton myasthenic syndrome (LEMS). The drug is referred to under the trade name Firdapse, which was approved by the FDA for approved use in children 6 years and older with LEMS in addition to the prior approval for use in adults with LEMS on November 28, 2018. Fir...

Digi International, Inc. is an American Industrial Internet of Things (IIoT) technology company based in Hopkins, Minnesota. Founded in 1985, they were best known in the early 1990s as a manufacturer of multi-line serial data serial cards for PC clones, allowing these machines to run multi-line bulletin board systems (BBSes). As this market began to wind down with the rise of the internet in the late 1990s, Digi began to concentrate on network attached devices and industrial monitoring.

CPRX vs DGII — Head-to-Head

Bigger by revenue
CPRX
CPRX
1.2× larger
CPRX
$152.6M
$122.5M
DGII
Growing faster (revenue YoY)
DGII
DGII
+10.3% gap
DGII
17.9%
7.6%
CPRX
Higher net margin
CPRX
CPRX
25.0% more per $
CPRX
34.5%
9.6%
DGII
More free cash flow
CPRX
CPRX
$9.7M more FCF
CPRX
$44.9M
$35.2M
DGII
Faster 2-yr revenue CAGR
CPRX
CPRX
Annualised
CPRX
24.5%
6.6%
DGII

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
CPRX
CPRX
DGII
DGII
Revenue
$152.6M
$122.5M
Net Profit
$52.7M
$11.7M
Gross Margin
82.9%
62.4%
Operating Margin
40.5%
13.3%
Net Margin
34.5%
9.6%
Revenue YoY
7.6%
17.9%
Net Profit YoY
-5.8%
16.1%
EPS (diluted)
$0.40
$0.31

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
CPRX
CPRX
DGII
DGII
Q4 25
$152.6M
$122.5M
Q3 25
$148.4M
$114.3M
Q2 25
$146.6M
$107.5M
Q1 25
$141.4M
$104.5M
Q4 24
$141.8M
$103.9M
Q3 24
$128.7M
$105.1M
Q2 24
$122.7M
$105.2M
Q1 24
$98.5M
$107.7M
Net Profit
CPRX
CPRX
DGII
DGII
Q4 25
$52.7M
$11.7M
Q3 25
$52.8M
$10.0M
Q2 25
$52.1M
$10.2M
Q1 25
$56.7M
$10.5M
Q4 24
$55.9M
$10.1M
Q3 24
$43.9M
$11.9M
Q2 24
$40.8M
$9.7M
Q1 24
$23.3M
$4.0M
Gross Margin
CPRX
CPRX
DGII
DGII
Q4 25
82.9%
62.4%
Q3 25
84.7%
63.9%
Q2 25
85.9%
63.5%
Q1 25
87.3%
62.1%
Q4 24
84.7%
62.0%
Q3 24
85.0%
61.1%
Q2 24
87.4%
59.2%
Q1 24
87.3%
57.9%
Operating Margin
CPRX
CPRX
DGII
DGII
Q4 25
40.5%
13.3%
Q3 25
44.7%
12.5%
Q2 25
45.2%
13.9%
Q1 25
44.8%
13.1%
Q4 24
44.3%
12.9%
Q3 24
39.6%
14.2%
Q2 24
44.2%
12.3%
Q1 24
27.5%
7.6%
Net Margin
CPRX
CPRX
DGII
DGII
Q4 25
34.5%
9.6%
Q3 25
35.6%
8.7%
Q2 25
35.6%
9.5%
Q1 25
40.1%
10.0%
Q4 24
39.4%
9.7%
Q3 24
34.1%
11.3%
Q2 24
33.2%
9.2%
Q1 24
23.6%
3.7%
EPS (diluted)
CPRX
CPRX
DGII
DGII
Q4 25
$0.40
$0.31
Q3 25
$0.42
$0.26
Q2 25
$0.41
$0.27
Q1 25
$0.45
$0.28
Q4 24
$0.44
$0.27
Q3 24
$0.35
$0.32
Q2 24
$0.33
$0.26
Q1 24
$0.19
$0.11

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
CPRX
CPRX
DGII
DGII
Cash + ST InvestmentsLiquidity on hand
$709.2M
$30.9M
Total DebtLower is stronger
$135.0M
Stockholders' EquityBook value
$954.3M
$649.2M
Total Assets
$1.1B
$918.4M
Debt / EquityLower = less leverage
0.21×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CPRX
CPRX
DGII
DGII
Q4 25
$709.2M
$30.9M
Q3 25
$689.9M
$21.9M
Q2 25
$652.8M
$20.1M
Q1 25
$580.7M
$26.3M
Q4 24
$517.6M
$25.9M
Q3 24
$442.3M
$27.5M
Q2 24
$375.7M
$28.3M
Q1 24
$310.4M
$23.8M
Total Debt
CPRX
CPRX
DGII
DGII
Q4 25
$135.0M
Q3 25
$159.2M
Q2 25
$40.1M
Q1 25
$70.0M
Q4 24
$95.0M
Q3 24
$123.2M
Q2 24
$151.6M
Q1 24
$171.8M
Stockholders' Equity
CPRX
CPRX
DGII
DGII
Q4 25
$954.3M
$649.2M
Q3 25
$920.2M
$636.1M
Q2 25
$856.0M
$621.5M
Q1 25
$794.3M
$605.2M
Q4 24
$727.6M
$590.7M
Q3 24
$660.9M
$581.0M
Q2 24
$608.7M
$563.1M
Q1 24
$561.4M
$549.6M
Total Assets
CPRX
CPRX
DGII
DGII
Q4 25
$1.1B
$918.4M
Q3 25
$1.1B
$922.6M
Q2 25
$971.9M
$770.3M
Q1 25
$908.9M
$781.0M
Q4 24
$851.4M
$796.1M
Q3 24
$772.0M
$815.1M
Q2 24
$706.4M
$820.4M
Q1 24
$646.7M
$825.3M
Debt / Equity
CPRX
CPRX
DGII
DGII
Q4 25
0.21×
Q3 25
0.25×
Q2 25
0.06×
Q1 25
0.12×
Q4 24
0.16×
Q3 24
0.21×
Q2 24
0.27×
Q1 24
0.31×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
CPRX
CPRX
DGII
DGII
Operating Cash FlowLast quarter
$44.9M
$35.6M
Free Cash FlowOCF − Capex
$44.9M
$35.2M
FCF MarginFCF / Revenue
29.4%
28.7%
Capex IntensityCapex / Revenue
0.0%
0.4%
Cash ConversionOCF / Net Profit
0.85×
3.04×
TTM Free Cash FlowTrailing 4 quarters
$111.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CPRX
CPRX
DGII
DGII
Q4 25
$44.9M
$35.6M
Q3 25
$32.4M
$28.0M
Q2 25
$71.3M
$24.0M
Q1 25
$60.0M
$26.3M
Q4 24
$70.9M
$29.7M
Q3 24
$72.9M
$26.4M
Q2 24
$64.1M
$24.9M
Q1 24
$31.9M
$13.1M
Free Cash Flow
CPRX
CPRX
DGII
DGII
Q4 25
$44.9M
$35.2M
Q3 25
$27.5M
Q2 25
$71.3M
$22.9M
Q1 25
$25.7M
Q4 24
$70.8M
$29.1M
Q3 24
$72.6M
$25.5M
Q2 24
$64.1M
$24.5M
Q1 24
$31.7M
$12.5M
FCF Margin
CPRX
CPRX
DGII
DGII
Q4 25
29.4%
28.7%
Q3 25
24.1%
Q2 25
48.6%
21.3%
Q1 25
24.6%
Q4 24
49.9%
28.1%
Q3 24
56.4%
24.3%
Q2 24
52.3%
23.2%
Q1 24
32.2%
11.6%
Capex Intensity
CPRX
CPRX
DGII
DGII
Q4 25
0.0%
0.4%
Q3 25
0.0%
0.4%
Q2 25
0.0%
0.9%
Q1 25
0.0%
0.5%
Q4 24
0.1%
0.6%
Q3 24
0.2%
0.9%
Q2 24
0.0%
0.5%
Q1 24
0.2%
0.5%
Cash Conversion
CPRX
CPRX
DGII
DGII
Q4 25
0.85×
3.04×
Q3 25
0.61×
2.81×
Q2 25
1.37×
2.34×
Q1 25
1.06×
2.50×
Q4 24
1.27×
2.95×
Q3 24
1.66×
2.23×
Q2 24
1.57×
2.57×
Q1 24
1.37×
3.27×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

CPRX
CPRX

Firdapse$97.6M64%
Agamree$35.3M23%
Fycompa$19.6M13%

DGII
DGII

Io T Productsand Services$86.4M71%
Io T Solutions$36.1M29%

Related Comparisons