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Side-by-side financial comparison of AAON, INC. (AAON) and GULFPORT ENERGY CORP (GPOR). Click either name above to swap in a different company.

AAON, INC. is the larger business by last-quarter revenue ($424.2M vs $398.2M, roughly 1.1× GULFPORT ENERGY CORP). GULFPORT ENERGY CORP runs the higher net margin — 33.3% vs 7.6%, a 25.7% gap on every dollar of revenue. On growth, GULFPORT ENERGY CORP posted the faster year-over-year revenue change (66.0% vs 42.5%). Over the past eight quarters, AAON, INC.'s revenue compounded faster (27.2% CAGR vs 18.6%).

AAON, Inc. manufactures heating, ventilation, and air conditioning equipment for commercial and industrial indoor environments. AAON is headquartered in Tulsa, Oklahoma and has manufacturing facilities in Longview, TX, Parkville, MO, and Redmond, OR. AAON employs approximately 4,000 people worldwide and has annual sales in excess of $880 million.

Gulfport Energy Corp is a U.S.-headquartered independent oil and natural gas exploration and production company. It primarily operates in onshore resource basins including Ohio's Utica Shale and Oklahoma's SCOOP play, producing natural gas, crude oil, and natural gas liquids to supply North American industrial, utility, and commercial end markets.

AAON vs GPOR — Head-to-Head

Bigger by revenue
AAON
AAON
1.1× larger
AAON
$424.2M
$398.2M
GPOR
Growing faster (revenue YoY)
GPOR
GPOR
+23.5% gap
GPOR
66.0%
42.5%
AAON
Higher net margin
GPOR
GPOR
25.7% more per $
GPOR
33.3%
7.6%
AAON
Faster 2-yr revenue CAGR
AAON
AAON
Annualised
AAON
27.2%
18.6%
GPOR

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AAON
AAON
GPOR
GPOR
Revenue
$424.2M
$398.2M
Net Profit
$32.0M
$132.4M
Gross Margin
25.9%
76.6%
Operating Margin
10.4%
44.9%
Net Margin
7.6%
33.3%
Revenue YoY
42.5%
66.0%
Net Profit YoY
29.7%
148.5%
EPS (diluted)
$0.38
$7.98

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
AAON
AAON
GPOR
GPOR
Q4 25
$424.2M
$398.2M
Q3 25
$384.2M
$379.7M
Q2 25
$311.6M
$447.6M
Q1 25
$322.1M
$197.0M
Q4 24
$297.7M
$239.9M
Q3 24
$327.3M
$253.9M
Q2 24
$313.6M
$181.1M
Q1 24
$262.1M
$283.2M
Net Profit
AAON
AAON
GPOR
GPOR
Q4 25
$32.0M
$132.4M
Q3 25
$30.8M
$111.4M
Q2 25
$15.5M
$184.5M
Q1 25
$29.3M
$-464.0K
Q4 24
$24.7M
$-273.2M
Q3 24
$52.6M
$-14.0M
Q2 24
$52.2M
$-26.2M
Q1 24
$39.0M
$52.0M
Gross Margin
AAON
AAON
GPOR
GPOR
Q4 25
25.9%
76.6%
Q3 25
27.8%
74.6%
Q2 25
26.6%
80.7%
Q1 25
26.8%
57.9%
Q4 24
26.1%
63.2%
Q3 24
34.9%
64.6%
Q2 24
36.1%
52.2%
Q1 24
35.2%
69.4%
Operating Margin
AAON
AAON
GPOR
GPOR
Q4 25
10.4%
44.9%
Q3 25
11.3%
41.9%
Q2 25
7.6%
56.0%
Q1 25
10.9%
6.1%
Q4 24
9.9%
-131.3%
Q3 24
20.0%
5.7%
Q2 24
21.4%
-10.0%
Q1 24
17.9%
28.9%
Net Margin
AAON
AAON
GPOR
GPOR
Q4 25
7.6%
33.3%
Q3 25
8.0%
29.3%
Q2 25
5.0%
41.2%
Q1 25
9.1%
-0.2%
Q4 24
8.3%
-113.9%
Q3 24
16.1%
-5.5%
Q2 24
16.7%
-14.5%
Q1 24
14.9%
18.4%
EPS (diluted)
AAON
AAON
GPOR
GPOR
Q4 25
$0.38
$7.98
Q3 25
$0.37
$4.45
Q2 25
$0.19
$9.12
Q1 25
$0.35
$-0.07
Q4 24
$0.31
$-14.72
Q3 24
$0.63
$-0.83
Q2 24
$0.62
$-1.51
Q1 24
$0.46
$2.34

Balance Sheet & Financial Strength

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

Metric
AAON
AAON
GPOR
GPOR
Cash + ST InvestmentsLiquidity on hand
$13.0K
$1.8M
Total DebtLower is stronger
$788.2M
Stockholders' EquityBook value
$895.0M
$1.8B
Total Assets
$1.7B
$3.0B
Debt / EquityLower = less leverage
0.43×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AAON
AAON
GPOR
GPOR
Q4 25
$13.0K
$1.8M
Q3 25
$1.0M
$3.4M
Q2 25
$14.0K
$3.8M
Q1 25
$994.0K
$5.3M
Q4 24
$14.0K
$1.5M
Q3 24
$15.0K
$3.2M
Q2 24
$13.0K
$1.2M
Q1 24
$8.4M
$8.2M
Total Debt
AAON
AAON
GPOR
GPOR
Q4 25
$788.2M
Q3 25
$691.7M
Q2 25
$695.2M
Q1 25
$700.4M
Q4 24
$702.9M
Q3 24
$694.4M
Q2 24
$679.5M
Q1 24
$636.4M
Stockholders' Equity
AAON
AAON
GPOR
GPOR
Q4 25
$895.0M
$1.8B
Q3 25
$863.1M
$1.8B
Q2 25
$832.7M
$1.8B
Q1 25
$815.9M
$1.7B
Q4 24
$824.6M
$1.7B
Q3 24
$796.9M
$2.1B
Q2 24
$740.5M
$2.1B
Q1 24
$784.8M
$2.2B
Total Assets
AAON
AAON
GPOR
GPOR
Q4 25
$1.7B
$3.0B
Q3 25
$1.5B
$2.9B
Q2 25
$1.4B
$3.0B
Q1 25
$1.3B
$2.9B
Q4 24
$1.2B
$2.9B
Q3 24
$1.0B
$3.2B
Q2 24
$1.0B
$3.2B
Q1 24
$952.9M
$3.3B
Debt / Equity
AAON
AAON
GPOR
GPOR
Q4 25
0.43×
Q3 25
0.38×
Q2 25
0.39×
Q1 25
0.42×
Q4 24
0.41×
Q3 24
0.34×
Q2 24
0.32×
Q1 24
0.29×

Cash Flow & Capital Efficiency

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

Metric
AAON
AAON
GPOR
GPOR
Operating Cash FlowLast quarter
$19.3M
$185.4M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
0.60×
1.40×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AAON
AAON
GPOR
GPOR
Q4 25
$19.3M
$185.4M
Q3 25
$12.3M
$209.1M
Q2 25
$-21.8M
$231.4M
Q1 25
$-9.2M
$177.3M
Q4 24
$845.0K
$148.8M
Q3 24
$63.8M
$189.7M
Q2 24
$35.5M
$123.5M
Q1 24
$92.4M
$188.0M
Cash Conversion
AAON
AAON
GPOR
GPOR
Q4 25
0.60×
1.40×
Q3 25
0.40×
1.88×
Q2 25
-1.41×
1.25×
Q1 25
-0.31×
Q4 24
0.03×
Q3 24
1.21×
Q2 24
0.68×
Q1 24
2.37×
3.61×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AAON
AAON

AAON Oklahoma$215.5M51%
Bas X$106.1M25%
AAON Coil Products$102.6M24%

GPOR
GPOR

Natural Gas Production$296.9M75%
Other$42.7M11%
Naturalgasliquidsales$35.2M9%
Oil And Condensate$23.4M6%

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