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

SLM Corp is the larger business by last-quarter revenue ($560.0M vs $424.2M, roughly 1.3× AAON, INC.). SLM Corp runs the higher net margin — 55.0% vs 7.6%, a 47.4% gap on every dollar of revenue. Over the past eight quarters, AAON, INC.'s revenue compounded faster (27.2% CAGR vs 22.7%).

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.

Nikon SLM Solutions AG, headquartered in Lübeck, Germany, is a manufacturer of 3D metal printers listed on the stock market and co-owner of the word mark SLM. The shares of SLM Solutions Group AG have been listed in Prime Standard of the Frankfurt Stock Exchange since May 9, 2014.

AAON vs SLM — Head-to-Head

Bigger by revenue
SLM
SLM
1.3× larger
SLM
$560.0M
$424.2M
AAON
Higher net margin
SLM
SLM
47.4% more per $
SLM
55.0%
7.6%
AAON
Faster 2-yr revenue CAGR
AAON
AAON
Annualised
AAON
27.2%
22.7%
SLM

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
AAON
AAON
SLM
SLM
Revenue
$424.2M
$560.0M
Net Profit
$32.0M
$308.0M
Gross Margin
25.9%
Operating Margin
10.4%
69.6%
Net Margin
7.6%
55.0%
Revenue YoY
42.5%
Net Profit YoY
29.7%
1.0%
EPS (diluted)
$0.38
$1.54

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
SLM
SLM
Q1 26
$560.0M
Q4 25
$424.2M
$377.1M
Q3 25
$384.2M
$373.0M
Q2 25
$311.6M
$376.8M
Q1 25
$322.1M
$375.0M
Q4 24
$297.7M
$362.2M
Q3 24
$327.3M
$359.4M
Q2 24
$313.6M
$372.2M
Net Profit
AAON
AAON
SLM
SLM
Q1 26
$308.0M
Q4 25
$32.0M
$233.2M
Q3 25
$30.8M
$135.8M
Q2 25
$15.5M
$71.3M
Q1 25
$29.3M
$304.5M
Q4 24
$24.7M
$111.6M
Q3 24
$52.6M
$-45.2M
Q2 24
$52.2M
$252.0M
Gross Margin
AAON
AAON
SLM
SLM
Q1 26
Q4 25
25.9%
Q3 25
27.8%
Q2 25
26.6%
Q1 25
26.8%
Q4 24
26.1%
Q3 24
34.9%
Q2 24
36.1%
Operating Margin
AAON
AAON
SLM
SLM
Q1 26
69.6%
Q4 25
10.4%
83.8%
Q3 25
11.3%
49.8%
Q2 25
7.6%
23.3%
Q1 25
10.9%
Q4 24
9.9%
36.5%
Q3 24
20.0%
-16.6%
Q2 24
21.4%
91.0%
Net Margin
AAON
AAON
SLM
SLM
Q1 26
55.0%
Q4 25
7.6%
61.8%
Q3 25
8.0%
36.4%
Q2 25
5.0%
18.9%
Q1 25
9.1%
81.2%
Q4 24
8.3%
30.8%
Q3 24
16.1%
-12.6%
Q2 24
16.7%
67.7%
EPS (diluted)
AAON
AAON
SLM
SLM
Q1 26
$1.54
Q4 25
$0.38
$1.11
Q3 25
$0.37
$0.63
Q2 25
$0.19
$0.32
Q1 25
$0.35
$1.40
Q4 24
$0.31
$0.53
Q3 24
$0.63
$-0.23
Q2 24
$0.62
$1.11

Balance Sheet & Financial Strength

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

Metric
AAON
AAON
SLM
SLM
Cash + ST InvestmentsLiquidity on hand
$13.0K
$5.2B
Total DebtLower is stronger
$6.2B
Stockholders' EquityBook value
$895.0M
$2.4B
Total Assets
$1.7B
$29.4B
Debt / EquityLower = less leverage
2.53×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AAON
AAON
SLM
SLM
Q1 26
$5.2B
Q4 25
$13.0K
$4.2B
Q3 25
$1.0M
$3.5B
Q2 25
$14.0K
$4.1B
Q1 25
$994.0K
$3.7B
Q4 24
$14.0K
$4.7B
Q3 24
$15.0K
$4.5B
Q2 24
$13.0K
$5.3B
Total Debt
AAON
AAON
SLM
SLM
Q1 26
$6.2B
Q4 25
$5.4B
Q3 25
$6.8B
Q2 25
$6.4B
Q1 25
$6.1B
Q4 24
$6.4B
Q3 24
$6.0B
Q2 24
$5.4B
Stockholders' Equity
AAON
AAON
SLM
SLM
Q1 26
$2.4B
Q4 25
$895.0M
$2.5B
Q3 25
$863.1M
$2.3B
Q2 25
$832.7M
$2.4B
Q1 25
$815.9M
$2.4B
Q4 24
$824.6M
$2.2B
Q3 24
$796.9M
$2.1B
Q2 24
$740.5M
$2.3B
Total Assets
AAON
AAON
SLM
SLM
Q1 26
$29.4B
Q4 25
$1.7B
$29.7B
Q3 25
$1.5B
$29.6B
Q2 25
$1.4B
$29.6B
Q1 25
$1.3B
$28.9B
Q4 24
$1.2B
$30.1B
Q3 24
$1.0B
$30.0B
Q2 24
$1.0B
$28.8B
Debt / Equity
AAON
AAON
SLM
SLM
Q1 26
2.53×
Q4 25
2.19×
Q3 25
2.92×
Q2 25
2.70×
Q1 25
2.56×
Q4 24
2.98×
Q3 24
2.83×
Q2 24
2.37×

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

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AAON
AAON
SLM
SLM
Q1 26
Q4 25
$19.3M
$-64.5M
Q3 25
$12.3M
$-49.3M
Q2 25
$-21.8M
$-138.7M
Q1 25
$-9.2M
$-146.1M
Q4 24
$845.0K
$4.5M
Q3 24
$63.8M
$-113.4M
Q2 24
$35.5M
$-143.8M
Cash Conversion
AAON
AAON
SLM
SLM
Q1 26
Q4 25
0.60×
-0.28×
Q3 25
0.40×
-0.36×
Q2 25
-1.41×
-1.95×
Q1 25
-0.31×
-0.48×
Q4 24
0.03×
0.04×
Q3 24
1.21×
Q2 24
0.68×
-0.57×

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%

SLM
SLM

Net Interest Income$375.0M67%
Noninterest Income$185.0M33%

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