HUDSON TECHNOLOGIES INC /NY — Director's Dealing 2005

Aug 23, 2005

SEC Form 4/A — Form 4/A

Issuer: HUDSON TECHNOLOGIES INC /NY (HDSN)
CIK: 0000925528
Period of Report: 2005-08-15

Reporting Person: HARKINS CHARLES F (Vice President Sales)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2005-08-15	Common Stock	S	7200	$1.5479	Disposed	205385	Direct
2005-08-16	Common Stock	M	50000	$1.1	Acquired	205385	Direct
2005-08-16	Common Stock	M	15000	$1.14	Acquired	205385	Direct
2005-08-16	Common Stock	M	20000	$1.14	Acquired	205385	Direct
2005-08-16	Common Stock	S	17000	$1.37	Disposed	188385	Direct
2005-08-16	Common Stock	S	3900	$1.36	Disposed	184485	Direct
2005-08-16	Common Stock	S	24100	$1.35	Disposed	160385	Direct
2005-08-16	Common Stock	S	20000	$1.38	Disposed	140385	Direct
2005-08-16	Common Stock	S	10000	$1.42	Disposed	130385	Direct
2005-08-17	Common Stock	S	10000	$1.6	Disposed	120385	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2005-08-16	Employee Stock Option - Right to Buy	$1.14	M	20000	Disposed	2008-04-07	Common Stock (20000)	Direct
2005-08-16	Employee Stock Option - Right to Buy	$1.14	M	15000	Disposed	2008-04-07	Common Stock (15000)	Direct
2005-08-16	Employee Stock Option - Right to Buy	$1.1	M	50000	Disposed	2008-10-15	Common Stock (50000)	Direct

Footnotes

F1: Options vested quarterly in eight equal installments commencing 7/1/03, and fully vested 4/1/05