FIELDS GARY D (President) sold 38.2% of their position (21.17K shares) of AAON, INC. on the open market

Open‑market sale worth $2.97M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

FIELDS GARY D

Filed: 5/27/2026ACC: 0001642826-26-000010

InsiderFIELDS GARY DCIK 1642826

→

IssuerAAON, INC.CIK 824142

DirectorOfficer· President

Since Aug 2018

-21.17K

Net shares

Net seller

$2.97M

Total sold

Open market trades

0B · 1S

Total transactions

21.17K acquired · 42.35K disposed

Non-Derivative Transactions2

Common Stock, par value $.004

Direct

M · Option Exercise

+21.17K

Price / share

$48.91

Trade value

$1.04M

% of position

61.8%

5/26/2026

34.25K→55.42K

Common Stock, par value $.004

Direct

S · Sale

−21.17K

Price / share

$140.34

Trade value

$2.97M

% of position

38.2%

5/26/2026

55.42K→34.25K

Total

Net shares

+0.00

Net value

-$1.94M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock, par value $.004 Direct	5/26/2026	M · Option Exercise	+21.17K	$48.91	$1.04M	61.8%	34.25K	55.42K
Common Stock, par value $.004 Direct	5/26/2026	S · Sale	−21.17K	$140.34	$2.97M	38.2%	55.42K	34.25K
Total			+0.00		-$1.94M

Derivative Transactions1

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

21.17K shares

−21.17K

Strike price

48.91

Held after

0.00

Exercisable

—

5/26/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Option (Right to Buy) Direct	Common Stock21.17K shares	5/26/2026	M · Option Exercise	−21.17K	48.91	—	0.00

Non-Derivative Holdings (Post-Transaction)2

Common Stock, par value $.004

Indirect

Shares owned9.25K

Common Stock, par value $.004

Indirect

Shares owned6.25K

Total

15.50K indirect15.50K

Security Title	Shares Owned	Ownership Type
Common Stock, par value $.004	9.25K	Indirect
Common Stock, par value $.004	6.25K	Indirect
Total	15.50K	15.50K indirect

Derivative Holdings (Post-Transaction)3

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

22.34K

Shares owned

22.34K

Exercise price

79.73

Expiration

—

Exercise window

—

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

7.33K

Shares owned

7.33K

Exercise price

82.39

Expiration

—

Exercise window

—

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

31.97K

Shares owned

31.97K

Exercise price

62.03

Expiration

—

Exercise window

—

Total

Underlying

61.63K

Owned

61.63K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Stock Option (Right to Buy) Direct	Common Stock	79.73	—	—	22.34K	22.34K
Stock Option (Right to Buy) Direct	Common Stock	82.39	—	—	7.33K	7.33K
Stock Option (Right to Buy) Direct	Common Stock	62.03	—	—	31.97K	31.97K
Total					61.63K	61.63K