FIELDS GARY D

PrivateCIK: 1642826

Location

TULSA, OK

FIELDS GARY D (President) reported 2 transactions at AAON, INC.

Review the transaction codes below to understand the nature of each event.

FIELDS GARY D

Filed: 3/16/2026ACC: 0001642826-26-000005

InsiderFIELDS GARY DCIK 1642826

→

IssuerAAON, INC.CIK 824142

DirectorOfficer· President

Since Aug 2018

-1.36K

Net shares

Net seller

$124.4K

Total sold

0

Open market trades

0B · 0S

2

Total transactions

1.36K disposed

Non-Derivative Transactions2

Common Stock, par value $.004

Direct

F · Tax Withholding

Shares

−1.02K

Price / share

$91.51

Trade value

$93.80K

% of position

2.9%

3/12/2026

35.61K→34.59K

Common Stock, par value $.004

Direct

F · Tax Withholding

Shares

−334.00

Price / share

$91.51

Trade value

$30.56K

% of position

1.0%

3/12/2026

34.59K→34.25K

Total

Net shares

−1.36K

Net value

-$124.36K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock, par value $.004 Direct	3/12/2026	F · Tax Withholding	−1.02K	$91.51	$93.80K	2.9%	35.61K	34.59K
Common Stock, par value $.004 Direct	3/12/2026	F · Tax Withholding	−334.00	$91.51	$30.56K	1.0%	34.59K	34.25K
Total			−1.36K		-$124.36K

Derivative Transactions0

No derivative transactions reported

Non-Derivative Holdings (Post-Transaction)2

Common Stock, par value $.004

Indirect

Shares owned6.12K

Common Stock, par value $.004

Indirect

Shares owned9.25K

Total

15.37K indirect15.37K

Security Title	Shares Owned	Ownership Type
Common Stock, par value $.004	6.12K	Indirect
Common Stock, par value $.004	9.25K	Indirect
Total	15.37K	15.37K indirect

Derivative Holdings (Post-Transaction)6

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

—

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

47.19K

Shares owned

47.19K

Exercise price

48.91

Expiration

—

Exercise window

—

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

5.25K

Shares owned

5.25K

Exercise price

31.69

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

19.08K

Shares owned

19.08K

Exercise price

36.13

Expiration

—

Exercise window

—

Total

Underlying

133.16K

Owned

133.16K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Stock Option (Right to Buy) Direct	Common Stock	62.03	—	—	31.97K	31.97K
Stock Option (Right to Buy) Direct	Common Stock	48.91	—	—	47.19K	47.19K
Stock Option (Right to Buy) Direct	Common Stock	79.73	—	—	22.34K	22.34K
Stock Option (Right to Buy) Direct	Common Stock	31.69	—	—	5.25K	5.25K
Stock Option (Right to Buy) Direct	Common Stock	82.39	—	—	7.33K	7.33K
Stock Option (Right to Buy) Direct	Common Stock	36.13	—	—	19.08K	19.08K
Total					133.16K	133.16K

FIELDS GARY D — Insider Transaction (Form 4) Filed Mar 16, 2026 | Finecho