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Side-by-side financial comparison of Penumbra Inc (PEN) and STAG Industrial, Inc. (STAG). Click either name above to swap in a different company.

Penumbra Inc is the larger business by last-quarter revenue ($385.4M vs $224.2M, roughly 1.7× STAG Industrial, Inc.). STAG Industrial, Inc. runs the higher net margin — 27.6% vs 12.3%, a 15.4% gap on every dollar of revenue. On growth, Penumbra Inc posted the faster year-over-year revenue change (22.1% vs 9.1%). Over the past eight quarters, Penumbra Inc's revenue compounded faster (17.6% CAGR vs 8.7%).

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.

Stag Arms is a firearms manufacturer founded in May 2003 and located in Cheyenne, Wyoming. Stag Arms is a manufacturer of the AR-15 type rifle, marketed as Stag-15 rifles. Stag advertises that all their weapons and accessories are made in the United States. They are best known for their left-handed AR-15 rifles, which use a mirror imaged upper receiver and have the ejection port reversed for left-handed shooters and the safety selector control on the right side of the lower receiver.

PEN vs STAG — Head-to-Head

Bigger by revenue
PEN
PEN
1.7× larger
PEN
$385.4M
$224.2M
STAG
Growing faster (revenue YoY)
PEN
PEN
+13.1% gap
PEN
22.1%
9.1%
STAG
Higher net margin
STAG
STAG
15.4% more per $
STAG
27.6%
12.3%
PEN
Faster 2-yr revenue CAGR
PEN
PEN
Annualised
PEN
17.6%
8.7%
STAG

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
PEN
PEN
STAG
STAG
Revenue
$385.4M
$224.2M
Net Profit
$47.3M
$62.0M
Gross Margin
68.0%
Operating Margin
15.4%
Net Margin
12.3%
27.6%
Revenue YoY
22.1%
9.1%
Net Profit YoY
40.6%
EPS (diluted)
$1.20
$0.32

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
PEN
PEN
STAG
STAG
Q1 26
$224.2M
Q4 25
$385.4M
$220.9M
Q3 25
$354.7M
$211.1M
Q2 25
$339.5M
$207.6M
Q1 25
$324.1M
$205.6M
Q4 24
$315.5M
$199.3M
Q3 24
$301.0M
$190.7M
Q2 24
$299.4M
$189.8M
Net Profit
PEN
PEN
STAG
STAG
Q1 26
$62.0M
Q4 25
$47.3M
$83.5M
Q3 25
$45.9M
$48.6M
Q2 25
$45.3M
$50.0M
Q1 25
$39.2M
$91.4M
Q4 24
$33.7M
$51.0M
Q3 24
$29.5M
$41.9M
Q2 24
$-60.2M
$59.8M
Gross Margin
PEN
PEN
STAG
STAG
Q1 26
Q4 25
68.0%
Q3 25
67.8%
Q2 25
66.0%
Q1 25
66.6%
Q4 24
66.8%
Q3 24
66.5%
Q2 24
54.4%
Operating Margin
PEN
PEN
STAG
STAG
Q1 26
Q4 25
15.4%
Q3 25
13.8%
Q2 25
12.0%
Q1 25
12.4%
Q4 24
13.6%
Q3 24
11.7%
Q2 24
-27.0%
Net Margin
PEN
PEN
STAG
STAG
Q1 26
27.6%
Q4 25
12.3%
37.8%
Q3 25
12.9%
23.0%
Q2 25
13.3%
24.1%
Q1 25
12.1%
44.5%
Q4 24
10.7%
25.6%
Q3 24
9.8%
21.9%
Q2 24
-20.1%
31.5%
EPS (diluted)
PEN
PEN
STAG
STAG
Q1 26
$0.32
Q4 25
$1.20
Q3 25
$1.17
Q2 25
$1.15
Q1 25
$1.00
Q4 24
$0.88
Q3 24
$0.75
Q2 24
$-1.55

Balance Sheet & Financial Strength

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

Metric
PEN
PEN
STAG
STAG
Cash + ST InvestmentsLiquidity on hand
$186.9M
$8.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$1.4B
$3.6B
Total Assets
$1.8B
$7.2B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PEN
PEN
STAG
STAG
Q1 26
$8.9M
Q4 25
$186.9M
$14.9M
Q3 25
$321.0M
$17.3M
Q2 25
$421.8M
$15.4M
Q1 25
$376.1M
$9.3M
Q4 24
$324.4M
$36.3M
Q3 24
$280.5M
$70.0M
Q2 24
$288.3M
$33.3M
Total Debt
PEN
PEN
STAG
STAG
Q1 26
Q4 25
$3.3B
Q3 25
$3.1B
Q2 25
$3.0B
Q1 25
$3.0B
Q4 24
$3.0B
Q3 24
$2.9B
Q2 24
$2.8B
Stockholders' Equity
PEN
PEN
STAG
STAG
Q1 26
$3.6B
Q4 25
$1.4B
$3.6B
Q3 25
$1.4B
$3.4B
Q2 25
$1.3B
$3.4B
Q1 25
$1.2B
$3.5B
Q4 24
$1.2B
$3.5B
Q3 24
$1.1B
$3.3B
Q2 24
$1.2B
$3.3B
Total Assets
PEN
PEN
STAG
STAG
Q1 26
$7.2B
Q4 25
$1.8B
$7.2B
Q3 25
$1.7B
$6.9B
Q2 25
$1.7B
$6.8B
Q1 25
$1.6B
$6.8B
Q4 24
$1.5B
$6.8B
Q3 24
$1.5B
$6.6B
Q2 24
$1.5B
$6.4B
Debt / Equity
PEN
PEN
STAG
STAG
Q1 26
Q4 25
0.91×
Q3 25
0.91×
Q2 25
0.88×
Q1 25
0.87×
Q4 24
0.88×
Q3 24
0.89×
Q2 24
0.84×

Cash Flow & Capital Efficiency

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

Metric
PEN
PEN
STAG
STAG
Operating Cash FlowLast quarter
$86.5M
Free Cash FlowOCF − Capex
$68.0M
FCF MarginFCF / Revenue
17.7%
Capex IntensityCapex / Revenue
4.8%
3.9%
Cash ConversionOCF / Net Profit
1.83×
TTM Free Cash FlowTrailing 4 quarters
$174.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PEN
PEN
STAG
STAG
Q1 26
Q4 25
$86.5M
$104.5M
Q3 25
$58.3M
$143.5M
Q2 25
$44.9M
$111.9M
Q1 25
$49.0M
$103.5M
Q4 24
$51.1M
$104.9M
Q3 24
$56.5M
$128.0M
Q2 24
$22.6M
$122.2M
Free Cash Flow
PEN
PEN
STAG
STAG
Q1 26
Q4 25
$68.0M
$43.8M
Q3 25
$42.0M
$95.5M
Q2 25
$29.4M
$62.3M
Q1 25
$35.5M
$57.2M
Q4 24
$45.7M
$37.6M
Q3 24
$51.0M
$86.7M
Q2 24
$18.1M
$105.0M
FCF Margin
PEN
PEN
STAG
STAG
Q1 26
Q4 25
17.7%
19.8%
Q3 25
11.8%
45.2%
Q2 25
8.7%
30.0%
Q1 25
11.0%
27.8%
Q4 24
14.5%
18.8%
Q3 24
16.9%
45.5%
Q2 24
6.0%
55.3%
Capex Intensity
PEN
PEN
STAG
STAG
Q1 26
3.9%
Q4 25
4.8%
27.4%
Q3 25
4.6%
22.7%
Q2 25
4.6%
23.9%
Q1 25
4.2%
22.5%
Q4 24
1.7%
33.8%
Q3 24
1.8%
21.6%
Q2 24
1.5%
9.1%
Cash Conversion
PEN
PEN
STAG
STAG
Q1 26
Q4 25
1.83×
1.25×
Q3 25
1.27×
2.95×
Q2 25
0.99×
2.24×
Q1 25
1.25×
1.13×
Q4 24
1.52×
2.06×
Q3 24
1.91×
3.06×
Q2 24
2.04×

Financial Flow Comparison

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

Revenue Breakdown by Segment

PEN
PEN

Thrombectomy$254.7M66%
Other$130.7M34%

STAG
STAG

Segment breakdown not available.

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