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Side-by-side financial comparison of AAON, INC. (AAON) and Ascendis Pharma A/S (ASND). Click either name above to swap in a different company.

AAON, INC. is the larger business by last-quarter revenue ($424.2M vs $267.3M, roughly 1.6× Ascendis Pharma A/S). On growth, AAON, INC. posted the faster year-over-year revenue change (42.5% vs 42.3%). Over the past eight quarters, Ascendis Pharma A/S's revenue compounded faster (60.7% CAGR vs 27.2%).

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.

Growth hormone therapy refers to the use of growth hormone (GH) as a prescription medication—it is one form of hormone therapy. Growth hormone is a peptide hormone secreted by the pituitary gland that stimulates growth and cell reproduction. In the past, growth hormone was extracted from human pituitary glands. Growth hormone is now produced by recombinant DNA technology and is prescribed for a variety of reasons. GH therapy has been a focus of social and ethical controversies for 50 years.

AAON vs ASND — Head-to-Head

Bigger by revenue
AAON
AAON
1.6× larger
AAON
$424.2M
$267.3M
ASND
Growing faster (revenue YoY)
AAON
AAON
+0.2% gap
AAON
42.5%
42.3%
ASND
Faster 2-yr revenue CAGR
ASND
ASND
Annualised
ASND
60.7%
27.2%
AAON

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AAON
AAON
ASND
ASND
Revenue
$424.2M
$267.3M
Net Profit
$32.0M
Gross Margin
25.9%
90.5%
Operating Margin
10.4%
Net Margin
7.6%
Revenue YoY
42.5%
42.3%
Net Profit YoY
29.7%
EPS (diluted)
$0.38

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
ASND
ASND
Q4 25
$424.2M
$267.3M
Q3 25
$384.2M
$230.7M
Q2 25
$311.6M
$170.7M
Q1 25
$322.1M
$109.0M
Q4 24
$297.7M
$187.8M
Q3 24
$327.3M
$62.5M
Q2 24
$313.6M
$38.9M
Q1 24
$262.1M
$103.6M
Net Profit
AAON
AAON
ASND
ASND
Q4 25
$32.0M
Q3 25
$30.8M
$-65.9M
Q2 25
$15.5M
$-42.0M
Q1 25
$29.3M
$-102.2M
Q4 24
$24.7M
Q3 24
$52.6M
$-107.1M
Q2 24
$52.2M
$-118.1M
Q1 24
$39.0M
$-141.5M
Gross Margin
AAON
AAON
ASND
ASND
Q4 25
25.9%
90.5%
Q3 25
27.8%
89.5%
Q2 25
26.6%
80.1%
Q1 25
26.8%
82.6%
Q4 24
26.1%
91.9%
Q3 24
34.9%
80.6%
Q2 24
36.1%
68.2%
Q1 24
35.2%
92.1%
Operating Margin
AAON
AAON
ASND
ASND
Q4 25
10.4%
Q3 25
11.3%
5.1%
Q2 25
7.6%
-33.5%
Q1 25
10.9%
-103.2%
Q4 24
9.9%
Q3 24
20.0%
-167.3%
Q2 24
21.4%
-370.2%
Q1 24
17.9%
-51.2%
Net Margin
AAON
AAON
ASND
ASND
Q4 25
7.6%
Q3 25
8.0%
-28.5%
Q2 25
5.0%
-24.6%
Q1 25
9.1%
-93.7%
Q4 24
8.3%
Q3 24
16.1%
-171.5%
Q2 24
16.7%
-303.9%
Q1 24
14.9%
-136.6%
EPS (diluted)
AAON
AAON
ASND
ASND
Q4 25
$0.38
Q3 25
$0.37
Q2 25
$0.19
Q1 25
$0.35
Q4 24
$0.31
Q3 24
$0.63
Q2 24
$0.62
Q1 24
$0.46

Balance Sheet & Financial Strength

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

Metric
AAON
AAON
ASND
ASND
Cash + ST InvestmentsLiquidity on hand
$13.0K
$665.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$895.0M
$-175.8M
Total Assets
$1.7B
$1.4B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AAON
AAON
ASND
ASND
Q4 25
$13.0K
$665.3M
Q3 25
$1.0M
$582.2M
Q2 25
$14.0K
$533.6M
Q1 25
$994.0K
$559.4M
Q4 24
$14.0K
$604.3M
Q3 24
$15.0K
$675.6M
Q2 24
$13.0K
$279.4M
Q1 24
$8.4M
$345.9M
Stockholders' Equity
AAON
AAON
ASND
ASND
Q4 25
$895.0M
$-175.8M
Q3 25
$863.1M
$-188.0M
Q2 25
$832.7M
$-202.6M
Q1 25
$815.9M
$-205.0M
Q4 24
$824.6M
$-114.2M
Q3 24
$796.9M
$-105.1M
Q2 24
$740.5M
$-346.8M
Q1 24
$784.8M
$-257.2M
Total Assets
AAON
AAON
ASND
ASND
Q4 25
$1.7B
$1.4B
Q3 25
$1.5B
$1.2B
Q2 25
$1.4B
$1.2B
Q1 25
$1.3B
$1.1B
Q4 24
$1.2B
$1.3B
Q3 24
$1.0B
$1.2B
Q2 24
$1.0B
$819.0M
Q1 24
$952.9M
$866.7M

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
ASND
ASND
Operating Cash FlowLast quarter
$19.3M
$58.2M
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
ASND
ASND
Q4 25
$19.3M
$58.2M
Q3 25
$12.3M
Q2 25
$-21.8M
Q1 25
$-9.2M
$-15.5M
Q4 24
$845.0K
$-330.7M
Q3 24
$63.8M
Q2 24
$35.5M
Q1 24
$92.4M
$-109.7M
Cash Conversion
AAON
AAON
ASND
ASND
Q4 25
0.60×
Q3 25
0.40×
Q2 25
-1.41×
Q1 25
-0.31×
Q4 24
0.03×
Q3 24
1.21×
Q2 24
0.68×
Q1 24
2.37×

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%

ASND
ASND

Segment breakdown not available.

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