HARVARD BIOSCIENCE INC — Director's Dealing 2007

Sep 27, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: HARVARD BIOSCIENCE INC (HBIO)
CIK: 0001123494
Period of Report: 2007-09-25

Reporting Person: Skystone Advisors LLC (10% Owner)
Reporting Person: Nelson Kerry (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-09-25	Common Stock	P	100	$4.5	Acquired	4660645	Indirect
2007-09-25	Common Stock	S	100	$4.5200	Disposed	4660545	Indirect

Footnotes

F1: Shares reported herein represent shares held by HSO Limited Partnership and HSE Master Fund Limited Partnership. Skystone
Advisors LLC is the investment member of the general partner of HSO Limited Partnership and the general partner of HSE
Master Fund Limited Partnership. Ms. Nelson is the managing member of Skystone Advisors LLC. Each of Ms. Nelson and
Skystone Advisors LLC disclaims beneficial ownership of the shares reported herein, except to the extent of its or her
pecuniary interest therein, and the inclusion of the shares reported herein shall not be deemed an admission of beneficial
ownership of such shares for purposes of Section 16 or for any other purpose

F2: The reporting persons' sale of HBIO common stock reported herein was matchable under Section 16(b) of the Securities Exchange
Act of 1934, as amended, to the extent of 100 shares, with the reporting persons' purchase of 100 shares of HBIO common
stock on August 10, 2007. The reporting person has agreed to pay to HBIO the full amount of the profit realized in
connection with the short-swing transactions, less transaction costs.