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Side-by-side financial comparison of PLUG POWER INC (PLUG) and Portillo's Inc. (PTLO). Click either name above to swap in a different company.

PLUG POWER INC is the larger business by last-quarter revenue ($225.2M vs $185.7M, roughly 1.2× Portillo's Inc.). Portillo's Inc. runs the higher net margin — 3.4% vs -375.6%, a 379.0% gap on every dollar of revenue. On growth, PLUG POWER INC posted the faster year-over-year revenue change (17.6% vs 0.6%). Portillo's Inc. produced more free cash flow last quarter ($-9.2M vs $-153.0M). Over the past eight quarters, PLUG POWER INC's revenue compounded faster (36.8% CAGR vs 5.8%).

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.

Portillo's Restaurant Group, Inc. is an American fast casual restaurant chain based in the Chicago area that specializes in serving Chicago-style food such as hot dogs, Maxwell Street Polish, and Italian beef. The company was founded by Dick Portillo on April 9, 1963, in Villa Park, Illinois, under the name "The Dog House".

PLUG vs PTLO — Head-to-Head

Bigger by revenue
PLUG
PLUG
1.2× larger
PLUG
$225.2M
$185.7M
PTLO
Growing faster (revenue YoY)
PLUG
PLUG
+17.0% gap
PLUG
17.6%
0.6%
PTLO
Higher net margin
PTLO
PTLO
379.0% more per $
PTLO
3.4%
-375.6%
PLUG
More free cash flow
PTLO
PTLO
$143.9M more FCF
PTLO
$-9.2M
$-153.0M
PLUG
Faster 2-yr revenue CAGR
PLUG
PLUG
Annualised
PLUG
36.8%
5.8%
PTLO

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
PLUG
PLUG
PTLO
PTLO
Revenue
$225.2M
$185.7M
Net Profit
$-846.0M
$6.3M
Gross Margin
2.4%
Operating Margin
-338.9%
5.6%
Net Margin
-375.6%
3.4%
Revenue YoY
17.6%
0.6%
Net Profit YoY
36.7%
-49.5%
EPS (diluted)
$-0.70
$0.08

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
PLUG
PLUG
PTLO
PTLO
Q4 25
$225.2M
$185.7M
Q3 25
$177.1M
$181.4M
Q2 25
$174.0M
$188.5M
Q1 25
$133.7M
$176.4M
Q4 24
$191.5M
$184.6M
Q3 24
$173.7M
$178.3M
Q2 24
$143.3M
$181.9M
Q1 24
$120.3M
$165.8M
Net Profit
PLUG
PLUG
PTLO
PTLO
Q4 25
$-846.0M
$6.3M
Q3 25
$-361.9M
$1.2M
Q2 25
$-227.1M
$8.7M
Q1 25
$-196.7M
$3.3M
Q4 24
$-1.3B
$12.4M
Q3 24
$-211.2M
$7.2M
Q2 24
$-262.3M
$6.5M
Q1 24
$-295.8M
$4.6M
Gross Margin
PLUG
PLUG
PTLO
PTLO
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
PLUG
PLUG
PTLO
PTLO
Q4 25
-338.9%
5.6%
Q3 25
-197.0%
3.0%
Q2 25
-101.7%
9.3%
Q1 25
-133.5%
5.9%
Q4 24
-678.7%
7.5%
Q3 24
-124.4%
9.0%
Q2 24
-170.7%
10.0%
Q1 24
-215.7%
6.1%
Net Margin
PLUG
PLUG
PTLO
PTLO
Q4 25
-375.6%
3.4%
Q3 25
-204.4%
0.7%
Q2 25
-130.5%
4.6%
Q1 25
-147.1%
1.9%
Q4 24
-697.5%
6.7%
Q3 24
-121.5%
4.1%
Q2 24
-183.0%
3.6%
Q1 24
-245.9%
2.8%
EPS (diluted)
PLUG
PLUG
PTLO
PTLO
Q4 25
$-0.70
$0.08
Q3 25
$-0.31
$0.02
Q2 25
$-0.20
$0.12
Q1 25
$-0.21
$0.05
Q4 24
$-1.61
$0.17
Q3 24
$-0.25
$0.11
Q2 24
$-0.36
$0.10
Q1 24
$-0.46
$0.08

Balance Sheet & Financial Strength

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

Metric
PLUG
PLUG
PTLO
PTLO
Cash + ST InvestmentsLiquidity on hand
$368.5M
Total DebtLower is stronger
$334.2M
Stockholders' EquityBook value
$978.1M
$467.8M
Total Assets
$2.6B
$1.6B
Debt / EquityLower = less leverage
0.71×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PLUG
PLUG
PTLO
PTLO
Q4 25
$368.5M
Q3 25
$165.9M
Q2 25
$140.7M
Q1 25
$295.8M
Q4 24
$205.7M
Q3 24
$93.9M
Q2 24
$62.4M
Q1 24
$172.9M
Total Debt
PLUG
PLUG
PTLO
PTLO
Q4 25
$334.2M
Q3 25
$322.6M
Q2 25
$317.0M
Q1 25
$319.8M
Q4 24
$311.7M
Q3 24
$3.9M
$302.2M
Q2 24
$3.7M
$305.1M
Q1 24
$3.8M
$321.7M
Stockholders' Equity
PLUG
PLUG
PTLO
PTLO
Q4 25
$978.1M
$467.8M
Q3 25
$1.4B
$459.4M
Q2 25
$1.7B
$458.9M
Q1 25
$1.9B
$406.9M
Q4 24
$1.7B
$401.1M
Q3 24
$3.0B
$382.4M
Q2 24
$3.0B
$370.2M
Q1 24
$2.9B
$360.5M
Total Assets
PLUG
PLUG
PTLO
PTLO
Q4 25
$2.6B
$1.6B
Q3 25
$3.1B
$1.6B
Q2 25
$3.4B
$1.6B
Q1 25
$3.6B
$1.5B
Q4 24
$3.6B
$1.5B
Q3 24
$4.7B
$1.5B
Q2 24
$4.8B
$1.4B
Q1 24
$4.8B
$1.4B
Debt / Equity
PLUG
PLUG
PTLO
PTLO
Q4 25
0.71×
Q3 25
0.70×
Q2 25
0.69×
Q1 25
0.79×
Q4 24
0.78×
Q3 24
0.00×
0.79×
Q2 24
0.00×
0.82×
Q1 24
0.00×
0.89×

Cash Flow & Capital Efficiency

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

Metric
PLUG
PLUG
PTLO
PTLO
Operating Cash FlowLast quarter
$-148.6M
$23.2M
Free Cash FlowOCF − Capex
$-153.0M
$-9.2M
FCF MarginFCF / Revenue
-67.9%
-4.9%
Capex IntensityCapex / Revenue
1.9%
17.4%
Cash ConversionOCF / Net Profit
3.69×
TTM Free Cash FlowTrailing 4 quarters
$-647.0M
$-18.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PLUG
PLUG
PTLO
PTLO
Q4 25
$-148.6M
$23.2M
Q3 25
$-89.8M
$20.0M
Q2 25
$-191.8M
$19.2M
Q1 25
$-105.6M
$9.4M
Q4 24
$-131.2M
$26.1M
Q3 24
$-174.9M
$30.3M
Q2 24
$-254.7M
$32.6M
Q1 24
$-167.7M
$9.1M
Free Cash Flow
PLUG
PLUG
PTLO
PTLO
Q4 25
$-153.0M
$-9.2M
Q3 25
$-117.5M
$-5.0M
Q2 25
$-230.4M
$5.2M
Q1 25
$-146.0M
$-9.6M
Q4 24
$-165.2M
$-5.6M
Q3 24
$-234.2M
$7.7M
Q2 24
$-356.0M
$15.6M
Q1 24
$-260.3M
$-7.9M
FCF Margin
PLUG
PLUG
PTLO
PTLO
Q4 25
-67.9%
-4.9%
Q3 25
-66.4%
-2.7%
Q2 25
-132.5%
2.8%
Q1 25
-109.2%
-5.4%
Q4 24
-86.3%
-3.0%
Q3 24
-134.8%
4.3%
Q2 24
-248.4%
8.6%
Q1 24
-216.5%
-4.7%
Capex Intensity
PLUG
PLUG
PTLO
PTLO
Q4 25
1.9%
17.4%
Q3 25
15.6%
13.8%
Q2 25
22.2%
7.5%
Q1 25
30.3%
10.8%
Q4 24
17.7%
17.2%
Q3 24
34.1%
12.7%
Q2 24
70.7%
9.3%
Q1 24
77.0%
10.2%
Cash Conversion
PLUG
PLUG
PTLO
PTLO
Q4 25
3.69×
Q3 25
16.51×
Q2 25
2.21×
Q1 25
2.85×
Q4 24
2.10×
Q3 24
4.20×
Q2 24
5.03×
Q1 24
1.99×

Financial Flow Comparison

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

Revenue Breakdown by Segment

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%

PTLO
PTLO

Segment breakdown not available.

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