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Side-by-side financial comparison of Black Stone Minerals, L.P. (BSM) and STAAR SURGICAL CO (STAA). Click either name above to swap in a different company.

Black Stone Minerals, L.P. is the larger business by last-quarter revenue ($95.2M vs $49.0M, roughly 1.9× STAAR SURGICAL CO). Black Stone Minerals, L.P. runs the higher net margin — 75.9% vs -69.9%, a 145.8% gap on every dollar of revenue. On growth, Black Stone Minerals, L.P. posted the faster year-over-year revenue change (-8.7% vs -35.8%). Over the past eight quarters, Black Stone Minerals, L.P.'s revenue compounded faster (-9.7% CAGR vs -18.4%).

Black Stone Minerals, L.P., or Black Stone Minerals, is a Houston, Texas-based oil and natural gas corporation.

STAAR Surgical Co is a global ophthalmic medical device firm. It designs, makes and sells implantable collamer lenses (ICLs) for minimally invasive vision correction, plus supporting surgical products for ophthalmologists across North America, Europe, Asia Pacific and other key regional markets.

BSM vs STAA — Head-to-Head

Bigger by revenue
BSM
BSM
1.9× larger
BSM
$95.2M
$49.0M
STAA
Growing faster (revenue YoY)
BSM
BSM
+27.1% gap
BSM
-8.7%
-35.8%
STAA
Higher net margin
BSM
BSM
145.8% more per $
BSM
75.9%
-69.9%
STAA
Faster 2-yr revenue CAGR
BSM
BSM
Annualised
BSM
-9.7%
-18.4%
STAA

Income Statement — Q4 FY2025 vs Q4 FY2024

Metric
BSM
BSM
STAA
STAA
Revenue
$95.2M
$49.0M
Net Profit
$72.2M
$-34.2M
Gross Margin
64.7%
Operating Margin
78.6%
-57.0%
Net Margin
75.9%
-69.9%
Revenue YoY
-8.7%
-35.8%
Net Profit YoY
55.8%
-541.3%
EPS (diluted)
$-0.69

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
BSM
BSM
STAA
STAA
Q4 25
$95.2M
Q3 25
$105.2M
Q2 25
$106.7M
Q1 25
$115.3M
Q4 24
$104.3M
$49.0M
Q3 24
$103.2M
$88.6M
Q2 24
$115.2M
$99.0M
Q1 24
$116.8M
$77.4M
Net Profit
BSM
BSM
STAA
STAA
Q4 25
$72.2M
Q3 25
$91.7M
Q2 25
$120.0M
Q1 25
$15.9M
Q4 24
$46.3M
$-34.2M
Q3 24
$92.7M
$10.0M
Q2 24
$68.3M
$7.4M
Q1 24
$63.9M
$-3.3M
Gross Margin
BSM
BSM
STAA
STAA
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
64.7%
Q3 24
77.3%
Q2 24
79.2%
Q1 24
78.9%
Operating Margin
BSM
BSM
STAA
STAA
Q4 25
78.6%
Q3 25
89.5%
Q2 25
Q1 25
14.9%
Q4 24
45.6%
-57.0%
Q3 24
90.2%
6.4%
Q2 24
59.5%
12.0%
Q1 24
54.8%
-2.9%
Net Margin
BSM
BSM
STAA
STAA
Q4 25
75.9%
Q3 25
87.2%
Q2 25
112.5%
Q1 25
13.8%
Q4 24
44.4%
-69.9%
Q3 24
89.9%
11.3%
Q2 24
59.3%
7.5%
Q1 24
54.7%
-4.3%
EPS (diluted)
BSM
BSM
STAA
STAA
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
$-0.69
Q3 24
$0.20
Q2 24
$0.15
Q1 24
$-0.07

Balance Sheet & Financial Strength

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

Metric
BSM
BSM
STAA
STAA
Cash + ST InvestmentsLiquidity on hand
$1.5M
$230.5M
Total DebtLower is stronger
Stockholders' EquityBook value
$397.3M
Total Assets
$1.3B
$509.5M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BSM
BSM
STAA
STAA
Q4 25
$1.5M
Q3 25
$2.9M
Q2 25
$2.5M
Q1 25
$2.4M
Q4 24
$2.5M
$230.5M
Q3 24
$21.0M
$236.0M
Q2 24
$26.7M
$235.2M
Q1 24
$40.5M
$245.1M
Stockholders' Equity
BSM
BSM
STAA
STAA
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
$397.3M
Q3 24
$428.1M
Q2 24
$409.1M
Q1 24
$392.8M
Total Assets
BSM
BSM
STAA
STAA
Q4 25
$1.3B
Q3 25
$1.3B
Q2 25
$1.3B
Q1 25
$1.2B
Q4 24
$1.2B
$509.5M
Q3 24
$1.2B
$537.6M
Q2 24
$1.2B
$512.7M
Q1 24
$1.2B
$492.5M

Cash Flow & Capital Efficiency

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

Metric
BSM
BSM
STAA
STAA
Operating Cash FlowLast quarter
$65.1M
$642.0K
Free Cash FlowOCF − Capex
$-5.1M
FCF MarginFCF / Revenue
-10.4%
Capex IntensityCapex / Revenue
11.7%
Cash ConversionOCF / Net Profit
0.90×
TTM Free Cash FlowTrailing 4 quarters
$-7.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BSM
BSM
STAA
STAA
Q4 25
$65.1M
Q3 25
$99.8M
Q2 25
$80.5M
Q1 25
$64.8M
Q4 24
$91.0M
$642.0K
Q3 24
$93.2M
$3.8M
Q2 24
$100.4M
$-10.4M
Q1 24
$104.5M
$21.7M
Free Cash Flow
BSM
BSM
STAA
STAA
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
$-5.1M
Q3 24
$-2.4M
Q2 24
$-16.6M
Q1 24
$16.5M
FCF Margin
BSM
BSM
STAA
STAA
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
-10.4%
Q3 24
-2.7%
Q2 24
-16.8%
Q1 24
21.3%
Capex Intensity
BSM
BSM
STAA
STAA
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
11.7%
Q3 24
7.0%
Q2 24
6.3%
Q1 24
6.7%
Cash Conversion
BSM
BSM
STAA
STAA
Q4 25
0.90×
Q3 25
1.09×
Q2 25
0.67×
Q1 25
4.07×
Q4 24
1.96×
Q3 24
1.01×
0.38×
Q2 24
1.47×
-1.41×
Q1 24
1.63×

Financial Flow Comparison

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

Revenue Breakdown by Segment

BSM
BSM

Oil Reserves$46.4M49%
Natural Gas Reserves$44.1M46%
Real Estate$4.7M5%

STAA
STAA

Segment breakdown not available.

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