KIDWELL CASEY (VP, Administration) sold 29.2% of their position (5.22K shares) of AAON, INC. on the open market

Open‑market sale worth $470.3K — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales

KIDWELL CASEY

Filed: 3/16/2026ACC: 0001929992-26-000005

InsiderKIDWELL CASEYCIK 1929992

→

IssuerAAON, INC.CIK 824142

Officer· VP, Administration

Since May 2022

-5.41K

Net shares

Net seller

$486.7K

Total sold

Open market trades

0B · 3S

Total transactions

5.22K acquired · 10.63K disposed

Non-Derivative Transactions8

Common Stock, par value $.004

Direct

M · Option Exercise

+1.55K

Price / share

$36.13

Trade value

$56.15K

% of position

12.3%

3/12/2026

12.66K→14.22K

Common Stock, par value $.004

Direct

S · Sale

−1.55K

Price / share

$90.00

Trade value

$139.86K

% of position

10.9%

3/12/2026

14.22K→12.66K

Common Stock, par value $.004

Direct

M · Option Exercise

+831.00

Price / share

$35.41

Trade value

$29.43K

% of position

6.6%

3/12/2026

12.66K→13.49K

Common Stock, par value $.004

Direct

S · Sale

−831.00

Price / share

$90.00

Trade value

$74.79K

% of position

6.2%

3/12/2026

13.49K→12.66K

Common Stock, par value $.004

Direct

M · Option Exercise

+2.84K

Price / share

$62.04

Trade value

$176.19K

% of position

22.4%

3/12/2026

12.66K→15.50K

Common Stock, par value $.004

Direct

S · Sale

−2.84K

Price / share

$90.00

Trade value

$255.60K

% of position

18.3%

3/12/2026

15.50K→12.66K

Common Stock, par value $.004

Direct

F · Tax Withholding

−89.00

Price / share

$91.51

Trade value

$8.14K

% of position

0.7%

3/12/2026

12.66K→12.57K

Common Stock, par value $.004

Direct

F · Tax Withholding

−91.00

Price / share

$91.51

Trade value

$8.33K

% of position

0.7%

3/12/2026

12.57K→12.48K

Total

Net shares

−180.00

Net value

-$224.96K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock, par value $.004 Direct	3/12/2026	M · Option Exercise	+1.55K	$36.13	$56.15K	12.3%	12.66K	14.22K
Common Stock, par value $.004 Direct	3/12/2026	S · Sale	−1.55K	$90.00	$139.86K	10.9%	14.22K	12.66K
Common Stock, par value $.004 Direct	3/12/2026	M · Option Exercise	+831.00	$35.41	$29.43K	6.6%	12.66K	13.49K
Common Stock, par value $.004 Direct	3/12/2026	S · Sale	−831.00	$90.00	$74.79K	6.2%	13.49K	12.66K
Common Stock, par value $.004 Direct	3/12/2026	M · Option Exercise	+2.84K	$62.04	$176.19K	22.4%	12.66K	15.50K
Common Stock, par value $.004 Direct	3/12/2026	S · Sale	−2.84K	$90.00	$255.60K	18.3%	15.50K	12.66K
Common Stock, par value $.004 Direct	3/12/2026	F · Tax Withholding	−89.00	$91.51	$8.14K	0.7%	12.66K	12.57K
Common Stock, par value $.004 Direct	3/12/2026	F · Tax Withholding	−91.00	$91.51	$8.33K	0.7%	12.57K	12.48K
Total			−180.00		-$224.96K

Derivative Transactions3

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

1.55K shares

−1.55K

Strike price

36.13

Held after

0.00

Exercisable

—

3/12/2026

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

831.00 shares

−831.00

Strike price

35.41

Held after

0.00

Exercisable

—

3/12/2026

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

2.84K shares

−2.84K

Strike price

62.04

Held after

0.00

Exercisable

—

3/12/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable
Stock Option (Right to Buy) Direct	Common Stock1.55K shares	3/12/2026	M · Option Exercise	−1.55K	36.13	—
Stock Option (Right to Buy) Direct	Common Stock831.00 shares	3/12/2026	M · Option Exercise	−831.00	35.41	—
Stock Option (Right to Buy) Direct	Common Stock2.84K shares	3/12/2026	M · Option Exercise	−2.84K	62.04	—

Non-Derivative Holdings (Post-Transaction)1

Common Stock, par value $.004

Indirect

Shares owned2.21K

Total

2.21K indirect2.21K

Security Title	Shares Owned	Ownership Type
Common Stock, par value $.004	2.21K	Indirect
Total	2.21K	2.21K indirect

Derivative Holdings (Post-Transaction)2

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

3.13K

Shares owned

3.13K

Exercise price

79.73

Expiration

—

Exercise window

—

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

3.21K

Shares owned

3.21K

Exercise price

82.39

Expiration

—

Exercise window

—

Total

Underlying

6.33K

Owned

6.33K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Stock Option (Right to Buy) Direct	Common Stock	79.73	—	—	3.13K	3.13K
Stock Option (Right to Buy) Direct	Common Stock	82.39	—	—	3.21K	3.21K
Total					6.33K	6.33K