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Side-by-side financial comparison of Black Stone Minerals, L.P. (BSM) and Ouster, Inc. (OUST). 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 $62.2M, roughly 1.5× Ouster, Inc.). On growth, Ouster, Inc. posted the faster year-over-year revenue change (106.6% vs -8.7%). Over the past eight quarters, Ouster, Inc.'s revenue compounded faster (54.8% CAGR vs -9.7%).

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

Ouster, Inc. is an American lidar technology company headquartered in San Francisco, California. It builds high-resolution, digital 3D lidar sensors for use in autonomous vehicles, industrial, robotics, drones, mapping, defense, and security systems.

BSM vs OUST — Head-to-Head

Bigger by revenue
BSM
BSM
1.5× larger
BSM
$95.2M
$62.2M
OUST
Growing faster (revenue YoY)
OUST
OUST
+115.4% gap
OUST
106.6%
-8.7%
BSM
Faster 2-yr revenue CAGR
OUST
OUST
Annualised
OUST
54.8%
-9.7%
BSM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
BSM
BSM
OUST
OUST
Revenue
$95.2M
$62.2M
Net Profit
$72.2M
Gross Margin
60.2%
Operating Margin
78.6%
1.5%
Net Margin
75.9%
Revenue YoY
-8.7%
106.6%
Net Profit YoY
55.8%
EPS (diluted)
$0.10

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
OUST
OUST
Q4 25
$95.2M
$62.2M
Q3 25
$105.2M
$39.5M
Q2 25
$106.7M
$35.0M
Q1 25
$115.3M
$32.6M
Q4 24
$104.3M
$30.1M
Q3 24
$103.2M
$28.1M
Q2 24
$115.2M
$27.0M
Q1 24
$116.8M
$25.9M
Net Profit
BSM
BSM
OUST
OUST
Q4 25
$72.2M
Q3 25
$91.7M
$-21.7M
Q2 25
$120.0M
$-20.6M
Q1 25
$15.9M
$-22.0M
Q4 24
$46.3M
Q3 24
$92.7M
$-25.6M
Q2 24
$68.3M
$-23.9M
Q1 24
$63.9M
$-23.8M
Gross Margin
BSM
BSM
OUST
OUST
Q4 25
60.2%
Q3 25
42.1%
Q2 25
45.2%
Q1 25
41.3%
Q4 24
43.8%
Q3 24
38.3%
Q2 24
33.7%
Q1 24
28.6%
Operating Margin
BSM
BSM
OUST
OUST
Q4 25
78.6%
1.5%
Q3 25
89.5%
-61.4%
Q2 25
-76.5%
Q1 25
14.9%
-73.0%
Q4 24
45.6%
-85.1%
Q3 24
90.2%
-98.0%
Q2 24
59.5%
-93.6%
Q1 24
54.8%
-99.5%
Net Margin
BSM
BSM
OUST
OUST
Q4 25
75.9%
Q3 25
87.2%
-55.0%
Q2 25
112.5%
-58.8%
Q1 25
13.8%
-67.5%
Q4 24
44.4%
Q3 24
89.9%
-91.1%
Q2 24
59.3%
-88.4%
Q1 24
54.7%
-91.9%
EPS (diluted)
BSM
BSM
OUST
OUST
Q4 25
$0.10
Q3 25
$-0.37
Q2 25
$-0.38
Q1 25
$-0.42
Q4 24
$-0.46
Q3 24
$-0.54
Q2 24
$-0.53
Q1 24
$-0.55

Balance Sheet & Financial Strength

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

Metric
BSM
BSM
OUST
OUST
Cash + ST InvestmentsLiquidity on hand
$1.5M
$208.6M
Total DebtLower is stronger
Stockholders' EquityBook value
$261.7M
Total Assets
$1.3B
$349.5M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BSM
BSM
OUST
OUST
Q4 25
$1.5M
$208.6M
Q3 25
$2.9M
$244.5M
Q2 25
$2.5M
$226.5M
Q1 25
$2.4M
$168.2M
Q4 24
$2.5M
$172.0M
Q3 24
$21.0M
$151.4M
Q2 24
$26.7M
$184.2M
Q1 24
$40.5M
$187.8M
Stockholders' Equity
BSM
BSM
OUST
OUST
Q4 25
$261.7M
Q3 25
$247.4M
Q2 25
$221.0M
Q1 25
$167.9M
Q4 24
$180.9M
Q3 24
$171.7M
Q2 24
$170.6M
Q1 24
$167.2M
Total Assets
BSM
BSM
OUST
OUST
Q4 25
$1.3B
$349.5M
Q3 25
$1.3B
$353.8M
Q2 25
$1.3B
$321.8M
Q1 25
$1.2B
$268.6M
Q4 24
$1.2B
$276.1M
Q3 24
$1.2B
$255.2M
Q2 24
$1.2B
$309.9M
Q1 24
$1.2B
$317.7M

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
OUST
OUST
Operating Cash FlowLast quarter
$65.1M
$-15.4M
Free Cash FlowOCF − Capex
$-37.2M
FCF MarginFCF / Revenue
-59.8%
Capex IntensityCapex / Revenue
35.0%
Cash ConversionOCF / Net Profit
0.90×
TTM Free Cash FlowTrailing 4 quarters
$-64.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BSM
BSM
OUST
OUST
Q4 25
$65.1M
$-15.4M
Q3 25
$99.8M
$-18.3M
Q2 25
$80.5M
$-1.3M
Q1 25
$64.8M
$-4.9M
Q4 24
$91.0M
$-2.6M
Q3 24
$93.2M
$-3.8M
Q2 24
$100.4M
$-21.6M
Q1 24
$104.5M
$-5.7M
Free Cash Flow
BSM
BSM
OUST
OUST
Q4 25
$-37.2M
Q3 25
$-20.0M
Q2 25
$-2.2M
Q1 25
$-5.4M
Q4 24
$-4.0M
Q3 24
$-4.3M
Q2 24
$-22.0M
Q1 24
$-7.1M
FCF Margin
BSM
BSM
OUST
OUST
Q4 25
-59.8%
Q3 25
-50.7%
Q2 25
-6.3%
Q1 25
-16.6%
Q4 24
-13.3%
Q3 24
-15.4%
Q2 24
-81.5%
Q1 24
-27.4%
Capex Intensity
BSM
BSM
OUST
OUST
Q4 25
35.0%
Q3 25
4.3%
Q2 25
2.5%
Q1 25
1.7%
Q4 24
4.8%
Q3 24
2.0%
Q2 24
1.3%
Q1 24
5.3%
Cash Conversion
BSM
BSM
OUST
OUST
Q4 25
0.90×
Q3 25
1.09×
Q2 25
0.67×
Q1 25
4.07×
Q4 24
1.96×
Q3 24
1.01×
Q2 24
1.47×
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%

OUST
OUST

Segment breakdown not available.

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