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Side-by-side financial comparison of PRIMEENERGY RESOURCES CORP (PNRG) and STEM, INC. (STEM). Click either name above to swap in a different company.

PRIMEENERGY RESOURCES CORP is the larger business by last-quarter revenue ($51.0M vs $47.1M, roughly 1.1× STEM, INC.). PRIMEENERGY RESOURCES CORP runs the higher net margin — 6.6% vs -33.9%, a 40.5% gap on every dollar of revenue. On growth, STEM, INC. posted the faster year-over-year revenue change (-15.6% vs -15.7%). Over the past eight quarters, STEM, INC.'s revenue compounded faster (36.1% CAGR vs 9.0%).

PrimeEnergy Resources Corp is an independent energy firm focused on the exploration, development, and production of oil and natural gas. It primarily operates across onshore resource basins in the United States, serving regional energy markets to meet industrial and consumer demand for reliable energy supplies.

StemCells, Inc. is a public biopharmaceutical company headquartered in Newark, California, that is developing purified human neural stem cells (HuCNS-SCs) in the hopes of treating central nervous system disorders and paralysis. StemCells' HuCNS-SCs have the ability to differentiate into the three main types of cells found in the central nervous system: neurons, astrocytes and oligodendrocytes.

PNRG vs STEM — Head-to-Head

Bigger by revenue
PNRG
PNRG
1.1× larger
PNRG
$51.0M
$47.1M
STEM
Growing faster (revenue YoY)
STEM
STEM
+0.1% gap
STEM
-15.6%
-15.7%
PNRG
Higher net margin
PNRG
PNRG
40.5% more per $
PNRG
6.6%
-33.9%
STEM
Faster 2-yr revenue CAGR
STEM
STEM
Annualised
STEM
36.1%
9.0%
PNRG

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
PNRG
PNRG
STEM
STEM
Revenue
$51.0M
$47.1M
Net Profit
$3.4M
$-16.0M
Gross Margin
97.9%
48.9%
Operating Margin
3.2%
-17.7%
Net Margin
6.6%
-33.9%
Revenue YoY
-15.7%
-15.6%
Net Profit YoY
48.7%
68.8%
EPS (diluted)
$1.43
$-4.40

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
PNRG
PNRG
STEM
STEM
Q4 25
$51.0M
$47.1M
Q3 25
$46.0M
$38.2M
Q2 25
$42.0M
$38.4M
Q1 25
$50.1M
$32.5M
Q4 24
$60.5M
$55.8M
Q3 24
$69.5M
$29.3M
Q2 24
$64.8M
$34.0M
Q1 24
$43.0M
$25.5M
Net Profit
PNRG
PNRG
STEM
STEM
Q4 25
$3.4M
$-16.0M
Q3 25
$10.6M
$-23.8M
Q2 25
$3.2M
$202.5M
Q1 25
$9.1M
$-25.0M
Q4 24
$2.3M
$-51.1M
Q3 24
$22.1M
$-148.3M
Q2 24
$19.7M
$-582.3M
Q1 24
$11.3M
$-72.3M
Gross Margin
PNRG
PNRG
STEM
STEM
Q4 25
97.9%
48.9%
Q3 25
95.6%
35.5%
Q2 25
97.1%
33.4%
Q1 25
96.3%
32.4%
Q4 24
98.8%
-4.4%
Q3 24
95.5%
21.2%
Q2 24
96.2%
27.6%
Q1 24
93.5%
-95.0%
Operating Margin
PNRG
PNRG
STEM
STEM
Q4 25
3.2%
-17.7%
Q3 25
28.9%
-33.6%
Q2 25
10.0%
-34.8%
Q1 25
22.7%
-65.0%
Q4 24
6.8%
-84.4%
Q3 24
40.4%
-493.2%
Q2 24
38.1%
-1705.5%
Q1 24
33.4%
-267.0%
Net Margin
PNRG
PNRG
STEM
STEM
Q4 25
6.6%
-33.9%
Q3 25
23.0%
-62.2%
Q2 25
7.7%
527.8%
Q1 25
18.2%
-76.9%
Q4 24
3.8%
-91.6%
Q3 24
31.8%
-506.3%
Q2 24
30.4%
-1712.6%
Q1 24
26.3%
-283.9%
EPS (diluted)
PNRG
PNRG
STEM
STEM
Q4 25
$1.43
$-4.40
Q3 25
$4.38
$-2.84
Q2 25
$1.33
$-1.79
Q1 25
$3.72
$-0.15
Q4 24
$0.97
$-15.29
Q3 24
$8.80
$-18.24
Q2 24
$7.77
$-71.81
Q1 24
$4.41
$-0.46

Balance Sheet & Financial Strength

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

Metric
PNRG
PNRG
STEM
STEM
Cash + ST InvestmentsLiquidity on hand
$7.4M
$48.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$215.7M
$-249.4M
Total Assets
$323.9M
$308.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PNRG
PNRG
STEM
STEM
Q4 25
$7.4M
$48.9M
Q3 25
$3.7M
$43.1M
Q2 25
$2.4M
$40.8M
Q1 25
$2.1M
$58.6M
Q4 24
$2.5M
$56.3M
Q3 24
$1.6M
$75.4M
Q2 24
$2.0M
$89.6M
Q1 24
$1.8M
$112.8M
Stockholders' Equity
PNRG
PNRG
STEM
STEM
Q4 25
$215.7M
$-249.4M
Q3 25
$213.8M
$-235.7M
Q2 25
$205.2M
$-214.1M
Q1 25
$205.0M
$-417.5M
Q4 24
$202.9M
$-398.4M
Q3 24
$203.8M
$-344.1M
Q2 24
$186.3M
$-203.2M
Q1 24
$169.4M
$371.6M
Total Assets
PNRG
PNRG
STEM
STEM
Q4 25
$323.9M
$308.9M
Q3 25
$332.0M
$362.6M
Q2 25
$343.0M
$379.2M
Q1 25
$339.3M
$405.1M
Q4 24
$324.6M
$437.4M
Q3 24
$345.6M
$537.8M
Q2 24
$334.8M
$691.5M
Q1 24
$332.9M
$1.3B

Cash Flow & Capital Efficiency

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

Metric
PNRG
PNRG
STEM
STEM
Operating Cash FlowLast quarter
$12.2M
$8.2M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
3.60×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PNRG
PNRG
STEM
STEM
Q4 25
$12.2M
$8.2M
Q3 25
$54.7M
$11.4M
Q2 25
$-8.3M
$-21.3M
Q1 25
$38.2M
$8.5M
Q4 24
$23.9M
$-14.7M
Q3 24
$50.8M
$-9.4M
Q2 24
$-1.9M
$-11.9M
Q1 24
$43.2M
$-621.0K
Cash Conversion
PNRG
PNRG
STEM
STEM
Q4 25
3.60×
Q3 25
5.18×
Q2 25
-2.58×
-0.11×
Q1 25
4.18×
Q4 24
10.50×
Q3 24
2.30×
Q2 24
-0.10×
Q1 24
3.82×

Financial Flow Comparison

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

Revenue Breakdown by Segment

PNRG
PNRG

Oil Sales$43.1M84%
Natural Gas Liquid$5.5M11%
Oil And Gas Service$2.0M4%

STEM
STEM

Segment breakdown not available.

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