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Side-by-side financial comparison of CALIX, INC (CALX) and Lantheus Holdings, Inc. (LNTH). Click either name above to swap in a different company.

Lantheus Holdings, Inc. is the larger business by last-quarter revenue ($406.8M vs $280.0M, roughly 1.5× CALIX, INC). Lantheus Holdings, Inc. runs the higher net margin — 13.3% vs 4.0%, a 9.3% gap on every dollar of revenue. On growth, CALIX, INC posted the faster year-over-year revenue change (27.1% vs 4.0%). Lantheus Holdings, Inc. produced more free cash flow last quarter ($81.4M vs $6.5M). Over the past eight quarters, CALIX, INC's revenue compounded faster (18.9% CAGR vs 4.9%).

Calix, Inc. is a telecommunications company that specializes in providing software platforms, systems, and services to support the delivery of broadband services. The company was founded in 1999 and is headquartered in San Jose, California.

Lantheus Holdings, Inc. is a global healthcare firm specializing in the development, manufacturing and commercialization of innovative diagnostic imaging agents and related solutions. Its offerings cover core medical segments including oncology, cardiology and urology, with primary markets across North America and other key global regions.

CALX vs LNTH — Head-to-Head

Bigger by revenue
LNTH
LNTH
1.5× larger
LNTH
$406.8M
$280.0M
CALX
Growing faster (revenue YoY)
CALX
CALX
+23.1% gap
CALX
27.1%
4.0%
LNTH
Higher net margin
LNTH
LNTH
9.3% more per $
LNTH
13.3%
4.0%
CALX
More free cash flow
LNTH
LNTH
$74.9M more FCF
LNTH
$81.4M
$6.5M
CALX
Faster 2-yr revenue CAGR
CALX
CALX
Annualised
CALX
18.9%
4.9%
LNTH

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
CALX
CALX
LNTH
LNTH
Revenue
$280.0M
$406.8M
Net Profit
$11.2M
$54.1M
Gross Margin
56.9%
59.2%
Operating Margin
47.6%
19.0%
Net Margin
4.0%
13.3%
Revenue YoY
27.1%
4.0%
Net Profit YoY
558.8%
EPS (diluted)
$0.16
$0.86

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
CALX
CALX
LNTH
LNTH
Q1 26
$280.0M
Q4 25
$272.4M
$406.8M
Q3 25
$265.4M
$384.0M
Q2 25
$241.9M
$378.0M
Q1 25
$220.2M
$372.8M
Q4 24
$206.1M
$391.1M
Q3 24
$200.9M
$378.7M
Q2 24
$198.1M
$394.1M
Net Profit
CALX
CALX
LNTH
LNTH
Q1 26
$11.2M
Q4 25
$7.2M
$54.1M
Q3 25
$15.7M
$27.8M
Q2 25
$-199.0K
$78.8M
Q1 25
$-4.8M
$72.9M
Q4 24
$-17.9M
$-11.8M
Q3 24
$-4.0M
$131.1M
Q2 24
$-8.0M
$62.1M
Gross Margin
CALX
CALX
LNTH
LNTH
Q1 26
56.9%
Q4 25
57.7%
59.2%
Q3 25
57.3%
57.9%
Q2 25
56.3%
63.8%
Q1 25
55.7%
63.8%
Q4 24
55.0%
63.5%
Q3 24
54.8%
63.9%
Q2 24
54.3%
64.9%
Operating Margin
CALX
CALX
LNTH
LNTH
Q1 26
47.6%
Q4 25
3.4%
19.0%
Q3 25
6.6%
11.4%
Q2 25
0.2%
23.3%
Q1 25
-2.8%
27.4%
Q4 24
-9.1%
29.1%
Q3 24
-5.4%
35.3%
Q2 24
-5.7%
26.1%
Net Margin
CALX
CALX
LNTH
LNTH
Q1 26
4.0%
Q4 25
2.6%
13.3%
Q3 25
5.9%
7.2%
Q2 25
-0.1%
20.8%
Q1 25
-2.2%
19.6%
Q4 24
-8.7%
-3.0%
Q3 24
-2.0%
34.6%
Q2 24
-4.0%
15.8%
EPS (diluted)
CALX
CALX
LNTH
LNTH
Q1 26
$0.16
Q4 25
$0.11
$0.86
Q3 25
$0.22
$0.41
Q2 25
$0.00
$1.12
Q1 25
$-0.07
$1.02
Q4 24
$-0.27
$-0.18
Q3 24
$-0.06
$1.79
Q2 24
$-0.12
$0.88

Balance Sheet & Financial Strength

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

Metric
CALX
CALX
LNTH
LNTH
Cash + ST InvestmentsLiquidity on hand
$54.6M
$359.1M
Total DebtLower is stronger
$568.7M
Stockholders' EquityBook value
$738.0M
$1.1B
Total Assets
$2.2B
Debt / EquityLower = less leverage
0.52×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CALX
CALX
LNTH
LNTH
Q1 26
$54.6M
Q4 25
$143.1M
$359.1M
Q3 25
$95.0M
$382.0M
Q2 25
$76.5M
$695.6M
Q1 25
$42.3M
$938.5M
Q4 24
$43.2M
$912.8M
Q3 24
$62.4M
$866.4M
Q2 24
$84.5M
$757.0M
Total Debt
CALX
CALX
LNTH
LNTH
Q1 26
Q4 25
$568.7M
Q3 25
$567.9M
Q2 25
$566.8M
Q1 25
$566.1M
Q4 24
$565.3M
Q3 24
$613.0K
Q2 24
$563.2M
Stockholders' Equity
CALX
CALX
LNTH
LNTH
Q1 26
$738.0M
Q4 25
$859.2M
$1.1B
Q3 25
$822.5M
$1.1B
Q2 25
$772.7M
$1.2B
Q1 25
$767.2M
$1.2B
Q4 24
$780.9M
$1.1B
Q3 24
$778.7M
$1.2B
Q2 24
$754.2M
$1.0B
Total Assets
CALX
CALX
LNTH
LNTH
Q1 26
Q4 25
$1.1B
$2.2B
Q3 25
$976.4M
$2.3B
Q2 25
$921.4M
$2.1B
Q1 25
$917.1M
$2.1B
Q4 24
$939.3M
$2.0B
Q3 24
$937.5M
$2.0B
Q2 24
$917.9M
$1.9B
Debt / Equity
CALX
CALX
LNTH
LNTH
Q1 26
Q4 25
0.52×
Q3 25
0.51×
Q2 25
0.49×
Q1 25
0.49×
Q4 24
0.52×
Q3 24
0.00×
Q2 24
0.55×

Cash Flow & Capital Efficiency

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

Metric
CALX
CALX
LNTH
LNTH
Operating Cash FlowLast quarter
$14.6M
$90.2M
Free Cash FlowOCF − Capex
$6.5M
$81.4M
FCF MarginFCF / Revenue
2.3%
20.0%
Capex IntensityCapex / Revenue
2.2%
Cash ConversionOCF / Net Profit
1.31×
1.67×
TTM Free Cash FlowTrailing 4 quarters
$109.1M
$354.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CALX
CALX
LNTH
LNTH
Q1 26
$14.6M
Q4 25
$46.0M
$90.2M
Q3 25
$32.3M
$105.3M
Q2 25
$39.4M
$87.1M
Q1 25
$17.2M
$107.6M
Q4 24
$15.4M
$157.7M
Q3 24
$16.0M
$175.1M
Q2 24
$22.3M
$84.7M
Free Cash Flow
CALX
CALX
LNTH
LNTH
Q1 26
$6.5M
Q4 25
$40.3M
$81.4M
Q3 25
$26.7M
$94.7M
Q2 25
$35.6M
$79.1M
Q1 25
$12.9M
$98.8M
Q4 24
$10.2M
$141.4M
Q3 24
$12.8M
$159.3M
Q2 24
$16.4M
$73.5M
FCF Margin
CALX
CALX
LNTH
LNTH
Q1 26
2.3%
Q4 25
14.8%
20.0%
Q3 25
10.1%
24.7%
Q2 25
14.7%
20.9%
Q1 25
5.9%
26.5%
Q4 24
5.0%
36.1%
Q3 24
6.3%
42.0%
Q2 24
8.3%
18.7%
Capex Intensity
CALX
CALX
LNTH
LNTH
Q1 26
Q4 25
2.1%
2.2%
Q3 25
2.1%
2.8%
Q2 25
1.5%
2.1%
Q1 25
2.0%
2.3%
Q4 24
2.5%
4.2%
Q3 24
1.6%
4.2%
Q2 24
3.0%
2.8%
Cash Conversion
CALX
CALX
LNTH
LNTH
Q1 26
1.31×
Q4 25
6.38×
1.67×
Q3 25
2.06×
3.79×
Q2 25
1.11×
Q1 25
1.47×
Q4 24
Q3 24
1.34×
Q2 24
1.36×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CALX
CALX

Appliance$232.8M83%
Software and service$47.1M17%

LNTH
LNTH

Radiopharmaceutical Oncology$240.2M59%
Definity$85.3M21%
Strategic Partnerships And Other$23.3M6%
Techne Lite$21.0M5%
Licenseand Royalty Revenues$17.4M4%
Other$13.6M3%
Other Precision Diagnostics$5.9M1%

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