Genasys Inc. — Director's Dealing 2005

Sep 14, 2005

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMERICAN TECHNOLOGY CORP /DE/ (ATCO)
CIK: 0000924383
Period of Report: 2005-09-12

Reporting Person: CARTER DAVID J (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2005-09-12	Common Stock	M	4000	$3.62	Acquired	54000	Direct
2005-09-12	Common Stock	S	4000	$5.90	Disposed	50000	Direct
2005-09-12	Common Stock	M	100	$3.62	Acquired	50100	Direct
2005-09-12	Common Stock	S	100	$5.85	Disposed	50000	Direct
2005-09-12	Common Stock	M	900	$3.62	Acquired	50900	Direct
2005-09-12	Common Stock	S	900	$5.84	Disposed	50000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2005-09-12	Employee Stock Option (right to buy)	$3.62	M	4000	Disposed	2005-11-13	Common Stock (4000)	Direct
2005-09-12	Employee Stock Option (right to buy)	$3.62	M	100	Disposed	2005-11-13	Common Stock (100)	Direct
2005-09-12	Employee Stock Option (right to buy)	$3.62	M	900	Disposed	2005-11-13	Common Stock (900)	Direct

Footnotes

F1: The option was granted to the reporting person on November 13, 2000 to purchase 5,000 shares of common stock, and was fully vested on the date of grant.

F2: Not applicable.