Updated Jul 16, 2026 · Last SEC filing 2026-06-05
AAON, INC. (AAON) has filed 22 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-05. 3 Form 8-K material event filings were reported by AAON in the last 90 days. 12 Form 144 notices of proposed sale were filed for AAON stock. InsiderAlpha tracks every AAON SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (SIC 3585) |
|---|---|
| SEC CIK | 0000824142 |
| Form 4 filings (90d) | 22 |
|---|---|
| Form 8-K filings (90d) | 3 |
| Form 144 notices (90d) | 12 |
| Latest Form 4 filing | 2026-06-05 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Thompson Rebecca | Chief Accounting Officer | S — Open-market sale | 4.2K | $143.42 | $607K | SEC | |
| ASBJORNSON NORMAN H | Director | G — Bona-fide gift | 101.4K | $0.00 | — | SEC | |
| ASBJORNSON NORMAN H | Director | G — Bona-fide gift | 88.0K | $0.00 | — | SEC | |
| Fields Gary D | Director | S — Open-market sale | 19.0K | $140.20 | $2.66M | SEC | |
| Wichman Gordon Douglas | Executive Vice President | S — Open-market sale | 3.0K | $140.39 | $421K | SEC | |
| Fields Gary D | Director | M — Option exercise | 21.2K | $48.91 | $1.04M | SEC | |
| Fields Gary D | Director | S — Open-market sale | 21.2K | $140.34 | $2.97M | SEC | |
| Wichman Gordon Douglas | Executive Vice President | M — Option exercise | 3.0K | $27.58 | $83K | SEC | |
| Kidwell Casey | Chief Administration Officer | S — Open-market sale | 1.1K | $138.31 | $148K | SEC | |
| Kidwell Casey | Chief Administration Officer | S — Open-market sale | 2.1K | $138.30 | $288K | SEC | |
| Kidwell Casey | Chief Administration Officer | M — Option exercise | 1.1K | $82.39 | $88K | SEC | |
| Kidwell Casey | Chief Administration Officer | M — Option exercise | 2.1K | $79.73 | $166K | SEC | |
| Tobolski Matthew Joseph | Chief Executive Officer | F — Tax withholding / forfeiture | 467 | $135.37 | $63K | SEC | |
| Tobolski Matthew Joseph | Chief Executive Officer | S — Open-market sale | 8.0K | $135.37 | $1.08M | SEC | |
| Fields Gary D | Director | S — Open-market sale | 19.1K | $137.60 | $2.63M | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for AAON, INC. (AAON). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Thompson Rebecca | 16 | $7.57M |
| Fields Gary D | 13 | $18.78M |
| Kidwell Casey | 6 | $945K |
| Wichman Gordon Douglas | 3 | $587K |
| ASBJORNSON NORMAN H | 3 | — |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in AAON insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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