TWIN DISC INC — Director's Dealing 2004

Aug 30, 2004

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TWIN DISC INC (TDI)
CIK: 0000100378
Period of Report: 2004-08-26

Reporting Person: BATTEN MICHAEL E (CHAIRMAN/CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2004-08-26	COMMON STOCK	M	4500	$20	Acquired	4500	Direct
2004-08-26	COMMON STOCK	M	3000	$21.9313	Acquired	7500	Direct
2004-08-26	COMMON STOCK	S	4500	$22.3056	Disposed	3000	Direct
2004-08-26	COMMON STOCK	S	3000	$22.55	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2004-08-26	STOCK OPTIONS	$20	M	4500	Disposed	2004-08-27	COMMON STOCK (4500)	Direct
2004-08-26	STOCK OPTIONS	$21.9313	M	3000	Disposed	2004-08-27	COMMON STOCK (3000)	Direct