STOCK TITAN

AAON (AAON) Chief Accounting Officer sells 2,287 shares, exercises options

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4/A

Rhea-AI Filing Summary

AAON, INC. Chief Accounting Officer Rebecca Thompson reported an amended insider transaction. On April 21, 2026, she sold 2,287 shares of common stock in an open-market trade at a weighted average price of $100.11 per share, with individual trades between $100.00 and $100.22.

On the same date, she exercised stock options to acquire 2,287 shares of common stock at $29.48 per share. Following these transactions, she holds 27,681 AAON common shares directly and 4,230 shares indirectly through a 401(k) Plan. She also retains several stock option grants, including options on 9,672 shares at an exercise price of $29.48 and additional grants with exercise prices ranging from $27.58 to $91.51 expiring between 2029 and 2036.

Positive

  • None.

Negative

  • None.
Insider Thompson Rebecca
Role Chief Accounting Officer
Sold 2,287 shs ($229K)
Type Security Shares Price Value
Exercise Stock Option (Right to Buy) 2,287 $29.48 $67K
Exercise Common Stock, par value $.004 2,287 $29.48 $67K
Sale Common Stock, par value $.004 2,287 $100.11 $229K
holding Stock Option (Right to Buy) -- -- --
holding Stock Option (Right to Buy) -- -- --
holding Stock Option (Right to Buy) -- -- --
holding Stock Option (Right to Buy) -- -- --
holding Stock Option (Right to Buy) -- -- --
holding Stock Option (Right to Buy) -- -- --
holding Stock Option (Right to Buy) -- -- --
holding Common Stock, par value $.004 -- -- --
Holdings After Transaction: Stock Option (Right to Buy) — 9,672 shares (Direct, null); Common Stock, par value $.004 — 27,681 shares (Direct, null); Common Stock, par value $.004 — 4,230 shares (Indirect, 401(k) Plan)
Footnotes (1)
  1. [object Object]
Shares sold 2,287 shares Open-market sale of common stock on April 21, 2026
Sale price (weighted average) $100.11 per share Weighted average sale price; trades between $100.00 and $100.22
Options exercised 2,287 shares at $29.48 Stock option exercise into common stock on April 21, 2026
Direct holdings after 27,681 shares Common stock directly held after reported transactions
Indirect 401(k) holdings 4,230 shares Common stock held indirectly through a 401(k) Plan
Remaining options at $29.48 9,672 options Stock options (right to buy) with $29.48 exercise price outstanding
Largest option grant exercise price $27.58 per share Exercise price on an option grant expiring March 11, 2029
Stock Option (Right to Buy) financial
"security_title: "Stock Option (Right to Buy)" with underlying Common Stock"
derivative security financial
"transaction_code_description: "Exercise or conversion of derivative security""
A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.
weighted average sales price financial
"footnote: "The price reported above reflects the weighted average sales price.""
401(k) Plan financial
"nature_of_ownership: "401(k) Plan" for indirect common stock holdings"
A 401(k) plan is a workplace retirement account that lets employees set aside part of their pay into a tax-advantaged savings pot, often with employers adding matching contributions — like a workplace piggy bank for future income. It matters to investors because the amount people save and how employers fund these plans influence consumer spending, corporate payroll costs and the flow of money into financial markets, which can affect stock prices and company valuations.
open-market sale financial
"transaction_action: "open-market sale" for the S-coded transaction"
An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Thompson Rebecca

(Last)(First)(Middle)
2425 S YUKON AVE

(Street)
TULSA OKLAHOMA 74107

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
AAON, INC. [ AAON ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Accounting Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
04/21/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)
04/22/2026
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock, par value $.00404/21/2026M2,287A$29.4827,681D
Common Stock, par value $.00404/21/2026S2,287D$100.11(1)27,681D
Common Stock, par value $.0044,230I401(k) Plan
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option (Right to Buy)$27.5803/11/202003/11/2029Common Stock91,50091,500D
Stock Option (Right to Buy)$29.4804/21/2026M2,28703/11/202103/11/2030Common Stock2,287$29.489,672D
Stock Option (Right to Buy)$48.9103/11/202203/11/2031Common Stock13,48213,482D
Stock Option (Right to Buy)$36.1303/15/202303/15/2032Common Stock8,8208,820D
Stock Option (Right to Buy)$62.0403/06/202403/06/2033Common Stock6,3946,394D
Stock Option (Right to Buy)$79.7303/11/202503/11/2034Common Stock4,6024,602D
Stock Option (Right to Buy)$82.3903/11/202603/11/2035Common Stock5,0405,040D
Stock Option (Right to Buy)$91.5103/11/202703/11/2036Common Stock15,76215,762D
Explanation of Responses:
1. This transaction was executed in multiple trades at prices ranging from $100.00 to $100.22. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
Remarks:
Form 4 is being amended solely to correct an inadvertent omission of the Rule 10b5-1(c) checkbox designation
Rebecca Thompson04/29/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did AAON (AAON) executive Rebecca Thompson report in this Form 4/A?

Rebecca Thompson reported an amended insider transaction involving AAON shares. She exercised stock options for 2,287 shares at $29.48 per share and sold 2,287 shares in an open-market trade at a weighted average price of $100.11 per share on April 21, 2026.

How many AAON shares did the Chief Accounting Officer sell and at what price?

The Chief Accounting Officer sold 2,287 AAON common shares. The sale occurred on April 21, 2026, as an open-market transaction at a weighted average price of $100.11 per share, with individual trade prices ranging from $100.00 to $100.22.

What stock options did Rebecca Thompson exercise in this AAON Form 4/A?

Rebecca Thompson exercised stock options covering 2,287 AAON shares. These options were exercised on April 21, 2026, at an exercise price of $29.48 per share. A related derivative entry shows 9,672 options remaining at this exercise price after the transaction.

How many AAON shares does the executive hold after the reported transactions?

After the transactions, the executive directly holds 27,681 AAON shares. She also has an indirect interest in 4,230 AAON common shares through a 401(k) Plan. These holdings reflect her equity position in AAON following the April 21, 2026 activity.

What AAON stock options remain outstanding for Rebecca Thompson after this filing?

The filing shows several remaining AAON stock option grants. These include options on 9,672 shares at $29.48 per share and additional grants with exercise prices from $27.58 to $91.51, with expiration dates between 2029 and 2036.

Was the AAON insider sale executed in a single trade or multiple trades?

The AAON insider sale was executed in multiple trades. A footnote states the transaction occurred at prices ranging from $100.00 to $100.22, with the reported weighted average sales price of $100.11 per share for the 2,287 shares sold.