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Side-by-side financial comparison of ASTRONICS CORP (ATRO) and Penumbra Inc (PEN). Click either name above to swap in a different company.
Penumbra Inc is the larger business by last-quarter revenue ($385.4M vs $240.1M, roughly 1.6× ASTRONICS CORP). On growth, Penumbra Inc posted the faster year-over-year revenue change (22.1% vs 15.1%). Penumbra Inc produced more free cash flow last quarter ($68.0M vs $15.8M). Over the past eight quarters, Penumbra Inc's revenue compounded faster (17.6% CAGR vs 13.9%).
Astronics Corporation is an American aerospace electronics corporation founded in 1968, headquartered in East Aurora, New York. It is traded on NASDAQ as Nasdaq: ATRO. It is known for lighting and electronics integrations on military, commercial, and business aircraft and semiconductor test systems.
Penumbra, Inc. is an American medical device company headquartered in Alameda, California. The company was founded by Arani Bose and Adam Elsesser in 2004. It manufactures devices for interventional therapies to treat vascular conditions such as stroke and aneurysm.
ATRO vs PEN — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $240.1M | $385.4M |
| Net Profit | — | $47.3M |
| Gross Margin | 33.3% | 68.0% |
| Operating Margin | 14.8% | 15.4% |
| Net Margin | — | 12.3% |
| Revenue YoY | 15.1% | 22.1% |
| Net Profit YoY | — | 40.6% |
| EPS (diluted) | $0.82 | $1.20 |
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.
| Q4 25 | $240.1M | $385.4M | ||
| Q3 25 | $211.4M | $354.7M | ||
| Q2 25 | $204.7M | $339.5M | ||
| Q1 25 | $205.9M | $324.1M | ||
| Q4 24 | $208.5M | $315.5M | ||
| Q3 24 | $203.7M | $301.0M | ||
| Q2 24 | $198.1M | $299.4M | ||
| Q1 24 | $185.1M | $278.7M |
| Q4 25 | — | $47.3M | ||
| Q3 25 | $-11.1M | $45.9M | ||
| Q2 25 | $1.3M | $45.3M | ||
| Q1 25 | $9.5M | $39.2M | ||
| Q4 24 | — | $33.7M | ||
| Q3 24 | $-11.7M | $29.5M | ||
| Q2 24 | $1.5M | $-60.2M | ||
| Q1 24 | $-3.2M | $11.0M |
| Q4 25 | 33.3% | 68.0% | ||
| Q3 25 | 30.5% | 67.8% | ||
| Q2 25 | 25.8% | 66.0% | ||
| Q1 25 | 29.5% | 66.6% | ||
| Q4 24 | 29.8% | 66.8% | ||
| Q3 24 | 27.1% | 66.5% | ||
| Q2 24 | 28.0% | 54.4% | ||
| Q1 24 | 25.7% | 65.0% |
| Q4 25 | 14.8% | 15.4% | ||
| Q3 25 | 10.9% | 13.8% | ||
| Q2 25 | 2.3% | 12.0% | ||
| Q1 25 | 6.4% | 12.4% | ||
| Q4 24 | 4.3% | 13.6% | ||
| Q3 24 | 4.1% | 11.7% | ||
| Q2 24 | 3.8% | -27.0% | ||
| Q1 24 | 0.9% | 4.3% |
| Q4 25 | — | 12.3% | ||
| Q3 25 | -5.2% | 12.9% | ||
| Q2 25 | 0.6% | 13.3% | ||
| Q1 25 | 4.6% | 12.1% | ||
| Q4 24 | — | 10.7% | ||
| Q3 24 | -5.8% | 9.8% | ||
| Q2 24 | 0.8% | -20.1% | ||
| Q1 24 | -1.7% | 3.9% |
| Q4 25 | $0.82 | $1.20 | ||
| Q3 25 | $-0.31 | $1.17 | ||
| Q2 25 | $0.04 | $1.15 | ||
| Q1 25 | $0.26 | $1.00 | ||
| Q4 24 | $-0.07 | $0.88 | ||
| Q3 24 | $-0.34 | $0.75 | ||
| Q2 24 | $0.04 | $-1.55 | ||
| Q1 24 | $-0.09 | $0.28 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $18.2M | $186.9M |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | $140.1M | $1.4B |
| Total Assets | $706.7M | $1.8B |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $18.2M | $186.9M | ||
| Q3 25 | $13.5M | $321.0M | ||
| Q2 25 | $13.5M | $421.8M | ||
| Q1 25 | $24.8M | $376.1M | ||
| Q4 24 | $9.3M | $324.4M | ||
| Q3 24 | $5.2M | $280.5M | ||
| Q2 24 | $2.9M | $288.3M | ||
| Q1 24 | $5.3M | $223.1M |
| Q4 25 | $140.1M | $1.4B | ||
| Q3 25 | $108.9M | $1.4B | ||
| Q2 25 | $271.6M | $1.3B | ||
| Q1 25 | $266.8M | $1.2B | ||
| Q4 24 | $256.1M | $1.2B | ||
| Q3 24 | $249.2M | $1.1B | ||
| Q2 24 | $257.9M | $1.2B | ||
| Q1 24 | $251.7M | $1.2B |
| Q4 25 | $706.7M | $1.8B | ||
| Q3 25 | $682.2M | $1.7B | ||
| Q2 25 | $646.7M | $1.7B | ||
| Q1 25 | $662.2M | $1.6B | ||
| Q4 24 | $648.8M | $1.5B | ||
| Q3 24 | $651.6M | $1.5B | ||
| Q2 24 | $644.9M | $1.5B | ||
| Q1 24 | $630.0M | $1.6B |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $27.6M | $86.5M |
| Free Cash FlowOCF − Capex | $15.8M | $68.0M |
| FCF MarginFCF / Revenue | 6.6% | 17.7% |
| Capex IntensityCapex / Revenue | 4.9% | 4.8% |
| Cash ConversionOCF / Net Profit | — | 1.83× |
| TTM Free Cash FlowTrailing 4 quarters | $43.1M | $174.9M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $27.6M | $86.5M | ||
| Q3 25 | $34.2M | $58.3M | ||
| Q2 25 | $-7.6M | $44.9M | ||
| Q1 25 | $20.6M | $49.0M | ||
| Q4 24 | $26.4M | $51.1M | ||
| Q3 24 | $8.4M | $56.5M | ||
| Q2 24 | $-6.3M | $22.6M | ||
| Q1 24 | $2.0M | $38.3M |
| Q4 25 | $15.8M | $68.0M | ||
| Q3 25 | $21.0M | $42.0M | ||
| Q2 25 | $-12.2M | $29.4M | ||
| Q1 25 | $18.5M | $35.5M | ||
| Q4 24 | $23.2M | $45.7M | ||
| Q3 24 | $6.5M | $51.0M | ||
| Q2 24 | $-8.1M | $18.1M | ||
| Q1 24 | $439.0K | $32.5M |
| Q4 25 | 6.6% | 17.7% | ||
| Q3 25 | 9.9% | 11.8% | ||
| Q2 25 | -6.0% | 8.7% | ||
| Q1 25 | 9.0% | 11.0% | ||
| Q4 24 | 11.1% | 14.5% | ||
| Q3 24 | 3.2% | 16.9% | ||
| Q2 24 | -4.1% | 6.0% | ||
| Q1 24 | 0.2% | 11.7% |
| Q4 25 | 4.9% | 4.8% | ||
| Q3 25 | 6.2% | 4.6% | ||
| Q2 25 | 2.2% | 4.6% | ||
| Q1 25 | 1.0% | 4.2% | ||
| Q4 24 | 1.5% | 1.7% | ||
| Q3 24 | 0.9% | 1.8% | ||
| Q2 24 | 0.9% | 1.5% | ||
| Q1 24 | 0.9% | 2.1% |
| Q4 25 | — | 1.83× | ||
| Q3 25 | — | 1.27× | ||
| Q2 25 | -5.81× | 0.99× | ||
| Q1 25 | 2.17× | 1.25× | ||
| Q4 24 | — | 1.52× | ||
| Q3 24 | — | 1.91× | ||
| Q2 24 | -4.08× | — | ||
| Q1 24 | — | 3.48× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
ATRO
| Product Line Electrical Power And Motion | $113.8M | 47% |
| Product Line Avionics | $32.0M | 13% |
| Military Aircraft | $28.0M | 12% |
| General Aviation | $22.3M | 9% |
| Government And Defense | $20.5M | 9% |
| Product Line Systems Certification | $13.2M | 6% |
| Product Line Structures | $3.7M | 2% |
| Product Line Other | $2.3M | 1% |
PEN
| Thrombectomy | $254.7M | 66% |
| Other | $130.7M | 34% |
