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

Penumbra Inc is the larger business by last-quarter revenue ($385.4M vs $336.8M, roughly 1.1× TIDEWATER INC). TIDEWATER INC runs the higher net margin — 65.3% vs 12.3%, a 53.0% gap on every dollar of revenue. On growth, Penumbra Inc posted the faster year-over-year revenue change (22.1% vs -2.4%). TIDEWATER INC produced more free cash flow last quarter ($147.8M vs $68.0M). Over the past eight quarters, Penumbra Inc's revenue compounded faster (17.6% CAGR vs 2.4%).

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.

Tidewater, Inc. is a publicly traded international petroleum service company headquartered in Houston, Texas, U.S. It operates a fleet of ships, primarily providing vessels and marine services to the offshore petroleum and offshore wind industries.

PEN vs TDW — Head-to-Head

Bigger by revenue
PEN
PEN
1.1× larger
PEN
$385.4M
$336.8M
TDW
Growing faster (revenue YoY)
PEN
PEN
+24.5% gap
PEN
22.1%
-2.4%
TDW
Higher net margin
TDW
TDW
53.0% more per $
TDW
65.3%
12.3%
PEN
More free cash flow
TDW
TDW
$79.8M more FCF
TDW
$147.8M
$68.0M
PEN
Faster 2-yr revenue CAGR
PEN
PEN
Annualised
PEN
17.6%
2.4%
TDW

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
PEN
PEN
TDW
TDW
Revenue
$385.4M
$336.8M
Net Profit
$47.3M
$219.9M
Gross Margin
68.0%
Operating Margin
15.4%
19.0%
Net Margin
12.3%
65.3%
Revenue YoY
22.1%
-2.4%
Net Profit YoY
40.6%
495.8%
EPS (diluted)
$1.20
$4.37

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
TDW
TDW
Q4 25
$385.4M
$336.8M
Q3 25
$354.7M
$341.1M
Q2 25
$339.5M
$341.4M
Q1 25
$324.1M
$333.4M
Q4 24
$315.5M
$345.1M
Q3 24
$301.0M
$340.4M
Q2 24
$299.4M
$339.2M
Q1 24
$278.7M
$321.2M
Net Profit
PEN
PEN
TDW
TDW
Q4 25
$47.3M
$219.9M
Q3 25
$45.9M
$-806.0K
Q2 25
$45.3M
$72.9M
Q1 25
$39.2M
$42.7M
Q4 24
$33.7M
$36.9M
Q3 24
$29.5M
$46.4M
Q2 24
$-60.2M
$50.4M
Q1 24
$11.0M
$47.0M
Gross Margin
PEN
PEN
TDW
TDW
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%
Q1 24
65.0%
Operating Margin
PEN
PEN
TDW
TDW
Q4 25
15.4%
19.0%
Q3 25
13.8%
18.4%
Q2 25
12.0%
23.7%
Q1 25
12.4%
22.5%
Q4 24
13.6%
23.6%
Q3 24
11.7%
20.6%
Q2 24
-27.0%
23.0%
Q1 24
4.3%
25.5%
Net Margin
PEN
PEN
TDW
TDW
Q4 25
12.3%
65.3%
Q3 25
12.9%
-0.2%
Q2 25
13.3%
21.4%
Q1 25
12.1%
12.8%
Q4 24
10.7%
10.7%
Q3 24
9.8%
13.6%
Q2 24
-20.1%
14.8%
Q1 24
3.9%
14.6%
EPS (diluted)
PEN
PEN
TDW
TDW
Q4 25
$1.20
$4.37
Q3 25
$1.17
$-0.02
Q2 25
$1.15
$1.46
Q1 25
$1.00
$0.83
Q4 24
$0.88
$0.70
Q3 24
$0.75
$0.87
Q2 24
$-1.55
$0.94
Q1 24
$0.28
$0.89

Balance Sheet & Financial Strength

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

Metric
PEN
PEN
TDW
TDW
Cash + ST InvestmentsLiquidity on hand
$186.9M
$578.8M
Total DebtLower is stronger
$670.1M
Stockholders' EquityBook value
$1.4B
$1.4B
Total Assets
$1.8B
$2.4B
Debt / EquityLower = less leverage
0.49×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PEN
PEN
TDW
TDW
Q4 25
$186.9M
$578.8M
Q3 25
$321.0M
$428.2M
Q2 25
$421.8M
$369.4M
Q1 25
$376.1M
$341.8M
Q4 24
$324.4M
$324.9M
Q3 24
$280.5M
$280.8M
Q2 24
$288.3M
$315.9M
Q1 24
$223.1M
$280.9M
Total Debt
PEN
PEN
TDW
TDW
Q4 25
$670.1M
Q3 25
Q2 25
Q1 25
Q4 24
$647.9M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
PEN
PEN
TDW
TDW
Q4 25
$1.4B
$1.4B
Q3 25
$1.4B
$1.1B
Q2 25
$1.3B
$1.1B
Q1 25
$1.2B
$1.1B
Q4 24
$1.2B
$1.1B
Q3 24
$1.1B
$1.1B
Q2 24
$1.2B
$1.1B
Q1 24
$1.2B
$1.1B
Total Assets
PEN
PEN
TDW
TDW
Q4 25
$1.8B
$2.4B
Q3 25
$1.7B
$2.1B
Q2 25
$1.7B
$2.1B
Q1 25
$1.6B
$2.1B
Q4 24
$1.5B
$2.1B
Q3 24
$1.5B
$2.0B
Q2 24
$1.5B
$2.1B
Q1 24
$1.6B
$2.1B
Debt / Equity
PEN
PEN
TDW
TDW
Q4 25
0.49×
Q3 25
Q2 25
Q1 25
Q4 24
0.58×
Q3 24
Q2 24
Q1 24

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
TDW
TDW
Operating Cash FlowLast quarter
$86.5M
$153.0M
Free Cash FlowOCF − Capex
$68.0M
$147.8M
FCF MarginFCF / Revenue
17.7%
43.9%
Capex IntensityCapex / Revenue
4.8%
1.5%
Cash ConversionOCF / Net Profit
1.83×
0.70×
TTM Free Cash FlowTrailing 4 quarters
$174.9M
$353.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PEN
PEN
TDW
TDW
Q4 25
$86.5M
$153.0M
Q3 25
$58.3M
$54.7M
Q2 25
$44.9M
$85.4M
Q1 25
$49.0M
$86.0M
Q4 24
$51.1M
$100.0M
Q3 24
$56.5M
$49.0M
Q2 24
$22.6M
$78.6M
Q1 24
$38.3M
$54.8M
Free Cash Flow
PEN
PEN
TDW
TDW
Q4 25
$68.0M
$147.8M
Q3 25
$42.0M
$49.6M
Q2 25
$29.4M
$80.2M
Q1 25
$35.5M
$75.7M
Q4 24
$45.7M
$95.5M
Q3 24
$51.0M
$43.3M
Q2 24
$18.1M
$72.3M
Q1 24
$32.5M
$43.8M
FCF Margin
PEN
PEN
TDW
TDW
Q4 25
17.7%
43.9%
Q3 25
11.8%
14.5%
Q2 25
8.7%
23.5%
Q1 25
11.0%
22.7%
Q4 24
14.5%
27.7%
Q3 24
16.9%
12.7%
Q2 24
6.0%
21.3%
Q1 24
11.7%
13.6%
Capex Intensity
PEN
PEN
TDW
TDW
Q4 25
4.8%
1.5%
Q3 25
4.6%
1.5%
Q2 25
4.6%
1.5%
Q1 25
4.2%
3.1%
Q4 24
1.7%
1.3%
Q3 24
1.8%
1.7%
Q2 24
1.5%
1.9%
Q1 24
2.1%
3.4%
Cash Conversion
PEN
PEN
TDW
TDW
Q4 25
1.83×
0.70×
Q3 25
1.27×
Q2 25
0.99×
1.17×
Q1 25
1.25×
2.02×
Q4 24
1.52×
2.71×
Q3 24
1.91×
1.06×
Q2 24
1.56×
Q1 24
3.48×
1.16×

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%

TDW
TDW

Segment breakdown not available.

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