TOBOLSKI MATTHEW JOSEPH (CEO) sold 6.5% of their position (8K shares) of AAON, INC. on the open market

Open‑market sale worth $1.08M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

TOBOLSKI MATTHEW JOSEPH

Filed: 5/14/2026ACC: 0001999560-26-000007

InsiderTOBOLSKI MATTHEW JOSEPHCIK 1999560

→

IssuerAAON, INC.CIK 824142

DirectorOfficer· CEO

Since Mar 2026

-8.47K

Net shares

Net seller

$1.15M

Total sold

Open market trades

0B · 1S

Total transactions

8.47K disposed

Non-Derivative Transactions2

Common Stock, par value $.004

Direct

F · Tax Withholding

−467.00

Price / share

$135.37

Trade value

$63.22K

% of position

2.5%

5/13/2026

18.34K→17.87K

Common Stock, par value $.004

Indirect

S · Sale

−8K

Price / share

$135.37

Trade value

$1.08M

% of position

6.5%

5/13/2026

122.37K→114.37K

Total

Net shares

−8.47K

Net value

-$1.15M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock, par value $.004 Direct	5/13/2026	F · Tax Withholding	−467.00	$135.37	$63.22K	2.5%	18.34K	17.87K
Common Stock, par value $.004 Indirect	5/13/2026	S · Sale	−8K	$135.37	$1.08M	6.5%	122.37K	114.37K
Total			−8.47K		-$1.15M

Derivative Transactions0

No derivative transactions reported

Non-Derivative Holdings (Post-Transaction)2

Common Stock, par value $.004

Indirect

Shares owned2.64K

Common Stock, par value $.004

Indirect

Shares owned200.90K

Total

203.54K indirect203.54K

Security Title	Shares Owned	Ownership Type
Common Stock, par value $.004	2.64K	Indirect
Common Stock, par value $.004	200.90K	Indirect
Total	203.54K	203.54K indirect

Derivative Holdings (Post-Transaction)4

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

7.21K

Shares owned

7.21K

Exercise price

73.87

Expiration

—

Exercise window

—

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

91.70K

Shares owned

91.70K

Exercise price

91.51

Expiration

—

Exercise window

—

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

11.96K

Shares owned

11.96K

Exercise price

105.95

Expiration

—

Exercise window

—

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

10.99K

Shares owned

10.99K

Exercise price

82.39

Expiration

—

Exercise window

—

Total

Underlying

121.88K

Owned

121.88K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Stock Option (Right to Buy) Direct	Common Stock	73.87	—	—	7.21K	7.21K
Stock Option (Right to Buy) Direct	Common Stock	91.51	—	—	91.70K	91.70K
Stock Option (Right to Buy) Direct	Common Stock	105.95	—	—	11.96K	11.96K
Stock Option (Right to Buy) Direct	Common Stock	82.39	—	—	10.99K	10.99K
Total					121.88K	121.88K