ARMES JOSEPH B (Chairman, President & CEO) exercised options at CSW INDUSTRIALS, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 2 exercises

ARMES JOSEPH B

Filed: 4/7/2026ACC: 0001413614-26-000004

InsiderARMES JOSEPH BCIK 1413614

→

IssuerCSW INDUSTRIALS, INC.CIK 1624794

DirectorOfficer· Chairman, President & CEO

Since Jul 2018

+4.86K

Net shares

Net buyer

$4.24M

Total sold

Open market trades

0B · 0S

Total transactions

42.75K acquired · 37.89K disposed

Non-Derivative Transactions3

Common Stock

Direct

M · Option Exercise

+23.97K

Price / share

—

Trade value

—

% of position

40.3%

4/2/2026

59.53K→83.49K

Common Stock

Direct

M · Option Exercise

+18.78K

Price / share

—

Trade value

—

% of position

22.5%

4/2/2026

83.49K→102.28K

Common Stock

Direct

F · Tax Withholding

−16.28K

Price / share

$260.34

Trade value

$4.24M

% of position

15.9%

4/2/2026

102.28K→85.99K

Total

Net shares

+26.47K

Net value

-$4.24M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	4/2/2026	M · Option Exercise	+23.97K	—	—	40.3%	59.53K	83.49K
Common Stock Direct	4/2/2026	M · Option Exercise	+18.78K	—	—	22.5%	83.49K	102.28K
Common Stock Direct	4/2/2026	F · Tax Withholding	−16.28K	$260.34	$4.24M	15.9%	102.28K	85.99K
Total			+26.47K		-$4.24M

Derivative Transactions2

Performance Rights

Direct

M · Option Exercise

Converts to

Common Stock

12.42K shares

−12.42K

Strike price

Held after

0.00

Exercisable

—

4/2/2026

Performance Rights

Direct

M · Option Exercise

Converts to

Common Stock

9.19K shares

−9.19K

Strike price

Held after

9.19K

Exercisable

—

4/2/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Performance Rights Direct	Common Stock12.42K shares	4/2/2026	M · Option Exercise	−12.42K		—	0.00
Performance Rights Direct	Common Stock9.19K shares	4/2/2026	M · Option Exercise	−9.19K		—	9.19K

Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect

Shares owned3.22K

Total

3.22K indirect3.22K

Security Title	Shares Owned	Ownership Type
Common Stock	3.22K	Indirect
Total	3.22K	3.22K indirect

Derivative Holdings (Post-Transaction)3

Performance Rights

Direct

Underlying security

Common Stock

Underlying shares

Shares owned

Exercise price

Expiration

—

Exercise window

—

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

19.68K

Shares owned

19.68K

Exercise price

Expiration

—

Exercise window

—

Performance Rights

Direct

Underlying security

Common Stock

Underlying shares

8.24K

Shares owned

8.24K

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

35.92K

Owned

35.92K

Security	Underlying	Exercise Window	Expiration	Underlying Shares	Shares Owned
Performance Rights Direct	Common Stock	—	—	8K	8K
Restricted Stock Units Direct	Common Stock	—	—	19.68K	19.68K
Performance Rights Direct	Common Stock	—	—	8.24K	8.24K
Total				35.92K	35.92K