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Side-by-side financial comparison of EXPONENT INC (EXPO) and PLUG POWER INC (PLUG). Click either name above to swap in a different company.

PLUG POWER INC is the larger business by last-quarter revenue ($225.2M vs $147.4M, roughly 1.5× EXPONENT INC). EXPONENT INC runs the higher net margin — 16.8% vs -375.6%, a 392.4% gap on every dollar of revenue. On growth, PLUG POWER INC posted the faster year-over-year revenue change (17.6% vs 7.8%). Over the past eight quarters, PLUG POWER INC's revenue compounded faster (36.8% CAGR vs 0.9%).

Exponent, Inc. is an American engineering and scientific consulting firm. Exponent has a team of scientists, physicians, engineers, and business consultants which performs research and analysis in more than 90 technical disciplines. The company operates 20 offices in the United States and five offices overseas.

Plug Power Inc. is an American company engaged in the development of hydrogen fuel cell and electrolyzer systems that replace conventional batteries in equipment and vehicles powered by electricity. The company is headquartered in Slingerlands, New York, and has facilities in Spokane, Washington, and Rochester, New York.

EXPO vs PLUG — Head-to-Head

Bigger by revenue
PLUG
PLUG
1.5× larger
PLUG
$225.2M
$147.4M
EXPO
Growing faster (revenue YoY)
PLUG
PLUG
+9.8% gap
PLUG
17.6%
7.8%
EXPO
Higher net margin
EXPO
EXPO
392.4% more per $
EXPO
16.8%
-375.6%
PLUG
Faster 2-yr revenue CAGR
PLUG
PLUG
Annualised
PLUG
36.8%
0.9%
EXPO

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
EXPO
EXPO
PLUG
PLUG
Revenue
$147.4M
$225.2M
Net Profit
$24.8M
$-846.0M
Gross Margin
2.4%
Operating Margin
19.8%
-338.9%
Net Margin
16.8%
-375.6%
Revenue YoY
7.8%
17.6%
Net Profit YoY
5.0%
36.7%
EPS (diluted)
$0.49
$-0.70

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
EXPO
EXPO
PLUG
PLUG
Q4 25
$147.1M
$225.2M
Q3 25
$142.0M
$177.1M
Q2 25
$145.5M
$174.0M
Q1 25
$136.8M
$133.7M
Q4 24
$191.5M
Q3 24
$136.3M
$173.7M
Q2 24
$140.5M
$143.3M
Q1 24
$144.9M
$120.3M
Net Profit
EXPO
EXPO
PLUG
PLUG
Q4 25
$28.0M
$-846.0M
Q3 25
$26.6M
$-361.9M
Q2 25
$26.6M
$-227.1M
Q1 25
$23.6M
$-196.7M
Q4 24
$-1.3B
Q3 24
$26.0M
$-211.2M
Q2 24
$29.2M
$-262.3M
Q1 24
$30.1M
$-295.8M
Gross Margin
EXPO
EXPO
PLUG
PLUG
Q4 25
2.4%
Q3 25
-67.9%
Q2 25
-30.7%
Q1 25
-55.3%
Q4 24
-122.5%
Q3 24
-57.6%
Q2 24
-91.6%
Q1 24
-132.3%
Operating Margin
EXPO
EXPO
PLUG
PLUG
Q4 25
19.7%
-338.9%
Q3 25
12.1%
-197.0%
Q2 25
30.5%
-101.7%
Q1 25
19.9%
-133.5%
Q4 24
-678.7%
Q3 24
19.0%
-124.4%
Q2 24
25.4%
-170.7%
Q1 24
21.2%
-215.7%
Net Margin
EXPO
EXPO
PLUG
PLUG
Q4 25
19.1%
-375.6%
Q3 25
18.7%
-204.4%
Q2 25
18.3%
-130.5%
Q1 25
17.2%
-147.1%
Q4 24
-697.5%
Q3 24
19.1%
-121.5%
Q2 24
20.8%
-183.0%
Q1 24
20.8%
-245.9%
EPS (diluted)
EXPO
EXPO
PLUG
PLUG
Q4 25
$0.55
$-0.70
Q3 25
$0.52
$-0.31
Q2 25
$0.52
$-0.20
Q1 25
$0.45
$-0.21
Q4 24
$-1.61
Q3 24
$0.50
$-0.25
Q2 24
$0.57
$-0.36
Q1 24
$0.59
$-0.46

Balance Sheet & Financial Strength

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

Metric
EXPO
EXPO
PLUG
PLUG
Cash + ST InvestmentsLiquidity on hand
$221.9M
$368.5M
Total DebtLower is stronger
Stockholders' EquityBook value
$390.3M
$978.1M
Total Assets
$777.5M
$2.6B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
EXPO
EXPO
PLUG
PLUG
Q4 25
$207.4M
$368.5M
Q3 25
$231.8M
$165.9M
Q2 25
$245.1M
$140.7M
Q1 25
$258.9M
$295.8M
Q4 24
$205.7M
Q3 24
$219.7M
$93.9M
Q2 24
$203.3M
$62.4M
Q1 24
$168.7M
$172.9M
Total Debt
EXPO
EXPO
PLUG
PLUG
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
$3.9M
Q2 24
$3.7M
Q1 24
$3.8M
Stockholders' Equity
EXPO
EXPO
PLUG
PLUG
Q4 25
$402.9M
$978.1M
Q3 25
$427.8M
$1.4B
Q2 25
$441.4M
$1.7B
Q1 25
$421.1M
$1.9B
Q4 24
$1.7B
Q3 24
$410.3M
$3.0B
Q2 24
$393.2M
$3.0B
Q1 24
$374.3M
$2.9B
Total Assets
EXPO
EXPO
PLUG
PLUG
Q4 25
$761.4M
$2.6B
Q3 25
$759.4M
$3.1B
Q2 25
$763.2M
$3.4B
Q1 25
$777.3M
$3.6B
Q4 24
$3.6B
Q3 24
$744.1M
$4.7B
Q2 24
$709.2M
$4.8B
Q1 24
$629.4M
$4.8B
Debt / Equity
EXPO
EXPO
PLUG
PLUG
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
0.00×
Q2 24
0.00×
Q1 24
0.00×

Cash Flow & Capital Efficiency

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

Metric
EXPO
EXPO
PLUG
PLUG
Operating Cash FlowLast quarter
$-148.6M
Free Cash FlowOCF − Capex
$-153.0M
FCF MarginFCF / Revenue
-67.9%
Capex IntensityCapex / Revenue
1.9%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-647.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
EXPO
EXPO
PLUG
PLUG
Q4 25
$32.7M
$-148.6M
Q3 25
$36.2M
$-89.8M
Q2 25
$7.3M
$-191.8M
Q1 25
$56.1M
$-105.6M
Q4 24
$-131.2M
Q3 24
$29.7M
$-174.9M
Q2 24
$48.3M
$-254.7M
Q1 24
$10.4M
$-167.7M
Free Cash Flow
EXPO
EXPO
PLUG
PLUG
Q4 25
$30.0M
$-153.0M
Q3 25
$33.9M
$-117.5M
Q2 25
$5.5M
$-230.4M
Q1 25
$53.5M
$-146.0M
Q4 24
$-165.2M
Q3 24
$28.0M
$-234.2M
Q2 24
$47.2M
$-356.0M
Q1 24
$8.9M
$-260.3M
FCF Margin
EXPO
EXPO
PLUG
PLUG
Q4 25
20.4%
-67.9%
Q3 25
23.9%
-66.4%
Q2 25
3.8%
-132.5%
Q1 25
39.1%
-109.2%
Q4 24
-86.3%
Q3 24
20.5%
-134.8%
Q2 24
33.6%
-248.4%
Q1 24
6.2%
-216.5%
Capex Intensity
EXPO
EXPO
PLUG
PLUG
Q4 25
1.8%
1.9%
Q3 25
1.6%
15.6%
Q2 25
1.2%
22.2%
Q1 25
1.9%
30.3%
Q4 24
17.7%
Q3 24
1.3%
34.1%
Q2 24
0.8%
70.7%
Q1 24
1.0%
77.0%
Cash Conversion
EXPO
EXPO
PLUG
PLUG
Q4 25
1.16×
Q3 25
1.36×
Q2 25
0.27×
Q1 25
2.38×
Q4 24
Q3 24
1.14×
Q2 24
1.65×
Q1 24
0.35×

Financial Flow Comparison

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

Revenue Breakdown by Segment

EXPO
EXPO

Revenues before reimbursements$129.4M88%
Reimbursements$18.0M12%

PLUG
PLUG

Sales Of Equipment And Related Infrastructure$111.6M50%
Services Performed On Fuel Cell Systems And Related Infrastructure$41.5M18%
Power Purchase Agreements$36.1M16%
Sale Of Cryogenic Equipment$20.0M9%
Sales Of Fuel Cell Systems$11.2M5%
Other$4.8M2%

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