KIDWELL CASEY (VP, Administration) sold 19.0% of their position (3.15K shares) of AAON, INC. on the open market

Open‑market sale worth $436.1K — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales

KIDWELL CASEY

Filed: 5/15/2026ACC: 0001929992-26-000009

InsiderKIDWELL CASEYCIK 1929992

→

IssuerAAON, INC.CIK 824142

Officer· VP, Administration

Since May 2022

-3.15K

Net shares

Net seller

$436.1K

Total sold

Open market trades

0B · 2S

Total transactions

3.15K acquired · 6.31K disposed

Non-Derivative Transactions4

Common Stock, par value $.004

Direct

M · Option Exercise

+2.08K

Price / share

$79.73

Trade value

$166.16K

% of position

15.5%

5/14/2026

13.46K→15.55K

Common Stock, par value $.004

Direct

S · Sale

−2.08K

Price / share

$138.30

Trade value

$288.22K

% of position

13.4%

5/14/2026

15.55K→13.46K

Common Stock, par value $.004

Direct

M · Option Exercise

+1.07K

Price / share

$82.39

Trade value

$88.07K

% of position

7.9%

5/14/2026

13.46K→14.53K

Common Stock, par value $.004

Direct

S · Sale

−1.07K

Price / share

$138.31

Trade value

$147.85K

% of position

7.4%

5/14/2026

14.53K→13.46K

Total

Net shares

+0.00

Net value

-$181.84K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock, par value $.004 Direct	5/14/2026	M · Option Exercise	+2.08K	$79.73	$166.16K	15.5%	13.46K	15.55K
Common Stock, par value $.004 Direct	5/14/2026	S · Sale	−2.08K	$138.30	$288.22K	13.4%	15.55K	13.46K
Common Stock, par value $.004 Direct	5/14/2026	M · Option Exercise	+1.07K	$82.39	$88.07K	7.9%	13.46K	14.53K
Common Stock, par value $.004 Direct	5/14/2026	S · Sale	−1.07K	$138.31	$147.85K	7.4%	14.53K	13.46K
Total			+0.00		-$181.84K

Derivative Transactions2

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

2.08K shares

−2.08K

Strike price

79.73

Held after

1.04K

Exercisable

—

5/14/2026

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

1.07K shares

−1.07K

Strike price

82.39

Held after

2.14K

Exercisable

—

5/14/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Option (Right to Buy) Direct	Common Stock2.08K shares	5/14/2026	M · Option Exercise	−2.08K	79.73	—	1.04K
Stock Option (Right to Buy) Direct	Common Stock1.07K shares	5/14/2026	M · Option Exercise	−1.07K	82.39	—	2.14K

Non-Derivative Holdings (Post-Transaction)1

Common Stock, par value $.004

Indirect

Shares owned2.28K

Total

2.28K indirect2.28K

Security Title	Shares Owned	Ownership Type
Common Stock, par value $.004	2.28K	Indirect
Total	2.28K	2.28K indirect

Derivative Holdings (Post-Transaction)1

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

10.03K

Shares owned

10.03K

Exercise price

91.51

Expiration

—

Exercise window

—

Total

Underlying

10.03K

Owned

10.03K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Stock Option (Right to Buy) Direct	Common Stock	91.51	—	—	10.03K	10.03K
Total					10.03K	10.03K