As of November 10, 2026, AAON, Inc. is a publicly traded company (Nasdaq: AAON); its largest reported holder is Wellington Management, with 10.4% on Schedule 13G/A of September 8, 2026. The largest insider holding is Norman H Asbjornson, a director and 10% owner, with 12,793,322 shares (15.5% of shares outstanding), per Form 4 of September 2, 2026 (Schedule 13G/A, September 8, 2026).
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Is AAON, Inc. a real, registered company?
- AAON, Inc. files with the SEC under CIK 824142 (its SEC filings).
- Its shares are listed under the ticker AAON on Nasdaq (SEC company record).
- Incorporated in Nevada; business address in Tulsa, Oklahoma, as its SEC filings state.
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under AAON, INC. in our court records and SEC 8-K records (as of 2026-11-10).
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Wellington Management (filed 2026-09-08).
Who are AAON, Inc.'s owners and officers?
AAON, Inc.: incorporated in Nevada; business address in Tulsa, Oklahoma; industry Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (Schedule 13G/A, 2026-09-08).
Officers and directors, each with the role and the filing that names them:
- : Executive Officer, Director (Form D, 2024-04-02)
- : Executive Officer (Form D, 2024-04-02)
- : Director (Form D, 2024-04-02)
- : Executive Officer (Form D, 2024-04-02)
- : Executive Officer (Form D, 2024-04-02)
- : Executive Officer (Form D, 2024-04-02)
- : Director (Form D, 2024-04-02)
- : Executive Officer (Form D, 2024-04-02)
- : Director (Form D, 2024-04-02)
- : Director (Form D, 2024-04-02)
- : Director (Form D, 2024-04-02)
- : Director (Form D, 2024-04-02)
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-09-08 | Wellington Management Group LLP | 10.4% |
| Schedule 13G/A, 2026-08-13 | Wellington Management Group LLP | 7% |
| Schedule 13G/A, 2026-05-15 | Wellington Management Group LLP | 9.8% |
| Schedule 13G/A, 2026-05-07 | Wellington Management Group LLP | 10% |
| Schedule 13G/A, 2026-03-26 | The Vanguard Group | 0% |
| Schedule 13G/A, 2026-02-10 | Wellington Management Group LLP | 8.4% |
| Schedule 13G, 2025-11-12 | Wellington Management Group LLP | 5.8% |
Questions about who owns AAON, Inc.
Who owns AAON, Inc.?
On this page, one holder's latest ownership filing reports 5% or more of AAON, Inc.: Wellington Management Group LLP (10.4%, Schedule 13G/A, filed 2026-09-08).
When did Wellington Management Group LLP buy into AAON, Inc.?
The filings give report dates, not purchase dates. The earliest filing from Wellington Management Group LLP on this page is the Schedule 13G, filed 2025-11-12, reporting 5.8%; its latest, Schedule 13G/A filed 2026-09-08, reports 10.4%.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 7 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
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What the Full Report on AAON, Inc. covers
The Short Answer
Which Company This Is
What They Do, And How The Money Works
Who Runs It, And How To Reach Them
The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
Warning Bells
Sources
15 cited sources found
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Which insiders own AAON, Inc. shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- , a director and 10% owner: 12,793,322 shares (15.5% of shares outstanding), 98,794 held directly and 12,694,528 indirectly (Form 4, 2026-09-02).
- , the chief executive and a director: 335,785 shares (0.41% of shares outstanding), 17,872 held directly and 317,913 indirectly (Form 4, 2026-05-14).
- David E Benson: 221,567 shares (0.27% of shares outstanding), 133,053 held directly and 88,514 indirectly (Form 4, 2025-03-13).
- , a director: 136,357 shares (0.17% of shares outstanding), 75,380 held directly and 60,977 indirectly (Form 4, 2026-05-14).
- , a director: 39,159 shares (0.05% of shares outstanding) (Form 4, 2026-05-14).
Shares outstanding: 82,462,535 as of 2026-11-05, from the company's latest SEC cover page.
How much has AAON, Inc. raised?
| Filed | Sold | Offered |
|---|---|---|
| Form D, 2024-04-02 | $0 | $14.19M |
| Form D, 2023-03-10 | $0 | $29.25M |
Keep reading
More on AAON, Inc. and the records around it.
Companies that share a holder
- Wellington Management Group LLP also filed stake reports on 240 other companies: Hub Group, Inc. (Oct 2026), Latham Group, Inc. (Oct 2026), Redwood Trust, Inc. (Oct 2026)
- The Vanguard Group also filed stake reports on 2384 other companies: BellRing Brands, Inc. (Sep 2026), CAL-MAINE FOODS INC (Sep 2026), FTAI Aviation Ltd. (Sep 2026)
Related pages
Filings, cases and notices link to their records. A not-found line names the records searched; it is not proof of absence.
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