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Side-by-side financial comparison of ORION ENERGY SYSTEMS, INC. (OESX) and SUTRO BIOPHARMA, INC. (STRO). Click either name above to swap in a different company.

ORION ENERGY SYSTEMS, INC. is the larger business by last-quarter revenue ($21.1M vs $11.6M, roughly 1.8× SUTRO BIOPHARMA, INC.). On growth, ORION ENERGY SYSTEMS, INC. posted the faster year-over-year revenue change (7.7% vs -21.4%). Over the past eight quarters, SUTRO BIOPHARMA, INC.'s revenue compounded faster (-5.4% CAGR vs -10.6%).

Orion Energy Systems, Inc. is an American LED lighting and intelligent controls enterprise, founded in Plymouth, Wisconsin, and headquartered in Manitowoc, Wisconsin

Sutro Biopharma, Inc. is a publicly traded biotechnology company headquartered in South San Francisco, California focused on clinical-stage drug discovery, development and manufacturing. Using a proprietary cell-free protein synthesis platform, Sutro is working on oncology therapeutics using protein engineering and rational design. Founded in 2003 under the name Fundamental Applied Biology, the company name changed to Sutro Biopharma in 2009. William Newell, CEO as of 2024, joined Sutro in Ja...

OESX vs STRO — Head-to-Head

Bigger by revenue
OESX
OESX
1.8× larger
OESX
$21.1M
$11.6M
STRO
Growing faster (revenue YoY)
OESX
OESX
+29.0% gap
OESX
7.7%
-21.4%
STRO
Faster 2-yr revenue CAGR
STRO
STRO
Annualised
STRO
-5.4%
-10.6%
OESX

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
OESX
OESX
STRO
STRO
Revenue
$21.1M
$11.6M
Net Profit
$160.0K
Gross Margin
30.9%
Operating Margin
1.8%
Net Margin
0.8%
Revenue YoY
7.7%
-21.4%
Net Profit YoY
110.6%
35.4%
EPS (diluted)
$0.04

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
OESX
OESX
STRO
STRO
Q4 25
$21.1M
$11.6M
Q3 25
$19.9M
$9.7M
Q2 25
$19.6M
$63.7M
Q1 25
$20.9M
$17.4M
Q4 24
$19.6M
$14.8M
Q3 24
$19.4M
$8.5M
Q2 24
$19.9M
$25.7M
Q1 24
$26.4M
$13.0M
Net Profit
OESX
OESX
STRO
STRO
Q4 25
$160.0K
Q3 25
$-581.0K
$-56.9M
Q2 25
$-1.2M
$-11.5M
Q1 25
$-2.9M
$-76.0M
Q4 24
$-1.5M
$-72.4M
Q3 24
$-3.6M
$-48.8M
Q2 24
$-3.8M
$-48.0M
Q1 24
$1.6M
$-58.2M
Gross Margin
OESX
OESX
STRO
STRO
Q4 25
30.9%
Q3 25
31.0%
Q2 25
30.1%
Q1 25
27.4%
Q4 24
29.4%
Q3 24
23.1%
Q2 24
21.6%
Q1 24
25.8%
Operating Margin
OESX
OESX
STRO
STRO
Q4 25
1.8%
Q3 25
-1.2%
-499.9%
Q2 25
-5.2%
-5.2%
Q1 25
-12.7%
-393.8%
Q4 24
-6.4%
-440.7%
Q3 24
-16.9%
-797.2%
Q2 24
-17.2%
-189.4%
Q1 24
6.8%
-435.0%
Net Margin
OESX
OESX
STRO
STRO
Q4 25
0.8%
Q3 25
-2.9%
-586.6%
Q2 25
-6.4%
-18.0%
Q1 25
-13.9%
-436.6%
Q4 24
-7.7%
-489.2%
Q3 24
-18.7%
-572.6%
Q2 24
-18.9%
-186.8%
Q1 24
6.1%
-447.5%
EPS (diluted)
OESX
OESX
STRO
STRO
Q4 25
$0.04
Q3 25
$-0.17
$-0.67
Q2 25
$-0.04
$-0.14
Q1 25
$1.32
$-0.91
Q4 24
$-0.46
$-27.63
Q3 24
$-1.10
$-0.59
Q2 24
$-0.12
$-0.59
Q1 24
$0.06
$-0.59

Balance Sheet & Financial Strength

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

Metric
OESX
OESX
STRO
STRO
Cash + ST InvestmentsLiquidity on hand
$4.7M
$141.4M
Total DebtLower is stronger
$9.8M
Stockholders' EquityBook value
$11.8M
$-132.5M
Total Assets
$48.3M
$173.8M
Debt / EquityLower = less leverage
0.83×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
OESX
OESX
STRO
STRO
Q4 25
$4.7M
$141.4M
Q3 25
$5.2M
$167.6M
Q2 25
$3.6M
$205.1M
Q1 25
$6.0M
$249.0M
Q4 24
$7.5M
$316.9M
Q3 24
$5.4M
$388.3M
Q2 24
$5.7M
$375.6M
Q1 24
$5.2M
$267.6M
Total Debt
OESX
OESX
STRO
STRO
Q4 25
$9.8M
Q3 25
$9.9M
Q2 25
$8.5M
Q1 25
$10.3M
Q4 24
Q3 24
$12.5M
Q2 24
$13.5M
Q1 24
$10.0M
Stockholders' Equity
OESX
OESX
STRO
STRO
Q4 25
$11.8M
$-132.5M
Q3 25
$11.4M
$-87.3M
Q2 25
$10.8M
$-32.1M
Q1 25
$11.9M
$-25.8M
Q4 24
$14.5M
$44.6M
Q3 24
$15.8M
$111.2M
Q2 24
$19.1M
$152.2M
Q1 24
$22.5M
$98.0M
Total Assets
OESX
OESX
STRO
STRO
Q4 25
$48.3M
$173.8M
Q3 25
$47.9M
$209.7M
Q2 25
$49.0M
$262.4M
Q1 25
$52.5M
$321.4M
Q4 24
$52.7M
$387.2M
Q3 24
$56.3M
$451.8M
Q2 24
$59.8M
$489.0M
Q1 24
$63.2M
$403.4M
Debt / Equity
OESX
OESX
STRO
STRO
Q4 25
0.83×
Q3 25
0.87×
Q2 25
0.79×
Q1 25
0.87×
Q4 24
Q3 24
0.79×
Q2 24
0.71×
Q1 24
0.44×

Cash Flow & Capital Efficiency

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

Metric
OESX
OESX
STRO
STRO
Operating Cash FlowLast quarter
$-897.0K
$-177.2M
Free Cash FlowOCF − Capex
$-1.1M
FCF MarginFCF / Revenue
-5.4%
Capex IntensityCapex / Revenue
1.2%
Cash ConversionOCF / Net Profit
-5.61×
TTM Free Cash FlowTrailing 4 quarters
$-905.0K

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
OESX
OESX
STRO
STRO
Q4 25
$-897.0K
$-177.2M
Q3 25
$1.8M
$-38.2M
Q2 25
$-515.0K
$-44.7M
Q1 25
$-699.0K
$-67.9M
Q4 24
$3.8M
$-71.7M
Q3 24
$498.0K
$-64.5M
Q2 24
$-3.0M
$9.5M
Q1 24
$175.0K
$-64.7M
Free Cash Flow
OESX
OESX
STRO
STRO
Q4 25
$-1.1M
Q3 25
$1.6M
Q2 25
$-570.0K
Q1 25
$-750.0K
Q4 24
$3.7M
Q3 24
$493.0K
Q2 24
$-3.0M
Q1 24
$144.0K
FCF Margin
OESX
OESX
STRO
STRO
Q4 25
-5.4%
Q3 25
7.9%
Q2 25
-2.9%
Q1 25
-3.6%
Q4 24
19.1%
Q3 24
2.5%
Q2 24
-15.0%
Q1 24
0.5%
Capex Intensity
OESX
OESX
STRO
STRO
Q4 25
1.2%
Q3 25
1.3%
Q2 25
0.3%
Q1 25
0.2%
Q4 24
0.1%
Q3 24
0.0%
Q2 24
0.1%
Q1 24
0.1%
Cash Conversion
OESX
OESX
STRO
STRO
Q4 25
-5.61×
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
0.11×

Financial Flow Comparison

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

Revenue Breakdown by Segment

OESX
OESX

Lighting Product And Installation$11.9M56%
Electric Vehicle Charging Systems$4.7M22%
Maintenance Services$4.4M21%

STRO
STRO

Segment breakdown not available.

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