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: HSO LIMITED PARTNERSHIP (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-09-25	Common Stock	S	73	$4.52	Disposed	3422740	Direct

Footnotes

F1: The reporting person's 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 73 shares, with the reporting person's purchase of 73 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.