THOMPSON REBECCA (Chief Accounting Officer) sold 44.2% of their position (21.91K shares) of AAON, INC. on the open market

Open‑market sale worth $2.20M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

THOMPSON REBECCA

Filed: 4/27/2026ACC: 0001565768-26-000013

InsiderTHOMPSON REBECCACIK 1565768

→

IssuerAAON, INC.CIK 824142

Officer· Chief Accounting Officer

Since Jul 2018

-21.91K

Net shares

Net seller

$2.20M

Total sold

Open market trades

0B · 1S

Total transactions

21.91K acquired · 43.83K disposed

Non-Derivative Transactions2

Common Stock, par value $.004

Direct

M · Option Exercise

+21.91K

Price / share

$29.48

Trade value

$646.02K

% of position

79.2%

4/24/2026

27.68K→49.59K

Common Stock, par value $.004

Direct

S · Sale

−21.91K

Price / share

$100.21

Trade value

$2.20M

% of position

44.2%

4/24/2026

49.59K→27.68K

Total

Net shares

+0.00

Net value

-$1.55M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock, par value $.004 Direct	4/24/2026	M · Option Exercise	+21.91K	$29.48	$646.02K	79.2%	27.68K	49.59K
Common Stock, par value $.004 Direct	4/24/2026	S · Sale	−21.91K	$100.21	$2.20M	44.2%	49.59K	27.68K
Total			+0.00		-$1.55M

Derivative Transactions1

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

21.91K shares

−21.91K

Strike price

29.48

Held after

10.07K

Exercisable

—

4/24/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Option (Right to Buy) Direct	Common Stock21.91K shares	4/24/2026	M · Option Exercise	−21.91K	29.48	—	10.07K

Non-Derivative Holdings (Post-Transaction)1

Common Stock, par value $.004

Indirect

Shares owned4.23K

Total

4.23K indirect4.23K

Security Title	Shares Owned	Ownership Type
Common Stock, par value $.004	4.23K	Indirect
Total	4.23K	4.23K indirect

Derivative Holdings (Post-Transaction)7

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

91.50K

Shares owned

91.50K

Exercise price

27.58

Expiration

—

Exercise window

—

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

4.60K

Shares owned

4.60K

Exercise price

79.73

Expiration

—

Exercise window

—

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

6.39K

Shares owned

6.39K

Exercise price

62.04

Expiration

—

Exercise window

—

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

5.04K

Shares owned

5.04K

Exercise price

82.39

Expiration

—

Exercise window

—

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

13.48K

Shares owned

13.48K

Exercise price

48.91

Expiration

—

Exercise window

—

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

8.82K

Shares owned

8.82K

Exercise price

36.13

Expiration

—

Exercise window

—

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

15.76K

Shares owned

15.76K

Exercise price

91.51

Expiration

—

Exercise window

—

Total

Underlying

145.60K

Owned

145.60K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Stock Option (Right to Buy) Direct	Common Stock	27.58	—	—	91.50K	91.50K
Stock Option (Right to Buy) Direct	Common Stock	79.73	—	—	4.60K	4.60K
Stock Option (Right to Buy) Direct	Common Stock	62.04	—	—	6.39K	6.39K
Stock Option (Right to Buy) Direct	Common Stock	82.39	—	—	5.04K	5.04K
Stock Option (Right to Buy) Direct	Common Stock	48.91	—	—	13.48K	13.48K
Stock Option (Right to Buy) Direct	Common Stock	36.13	—	—	8.82K	8.82K
Stock Option (Right to Buy) Direct	Common Stock	91.51	—	—	15.76K	15.76K
Total					145.60K	145.60K