HARVARD BIOSCIENCE INC — Director's Dealing 2009

Apr 13, 2009

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: HARVARD BIOSCIENCE INC (HBIO)
CIK: 0001123494
Period of Report: 2009-04-01

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
2009-04-01	Common Stock	J	2746988	—	Disposed	997831	Indirect

Footnotes

F1: Shares reported herein represent shares held by HSE Master Fund Limited Partnership, for which Skystone Advisors LLC
("Skystone") serves as general partner. Ms. Nelson is the managing member of Skystone. Prior to April 1, 2009, Skystone
also served as the investment member of the general partner of HSO Limited Partnership ("HSO"), and Skystone and Ms. Nelson
previously also reported indirect beneficial interest in 2,746,988 shares held by HSO. As of April 1, 2009, neither
Skystone nor Ms. Nelson holds any beneficial interest in any shares held by HSO. Each of Ms. Nelson and Skystone disclaims
beneficial ownership of the shares reported herein, except the the extent of her or its 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.