HARVARD BIOSCIENCE INC — Director's Dealing 2014

May 28, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: HARVARD BIOSCIENCE INC (HBIO)
CIK: 0001123494
Period of Report: 2014-05-05

Reporting Person: LEWIS EARL R (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-05-05	Common Stock	M	3303	$3.32	Acquired	164758	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-05-05	Stock option (right to buy)	$3.32	M	3303	Disposed	2014-06-04	Common stock, par value $0.01 per share (3303)	Direct

Footnotes

F1: Includes (a) a deferred stock award of 7,777 restricted stock units which shall fully vest on May 31, 2014; (b) a deferred stock award of 7,377 restricted stock units which vest in equal installments on June 1, 2014 and June 1, 2015; and (c) 149,604 shares of common stock held by the Reporting Person.

F2: Represents exercise of stock options granted pursuant to the Issuer's 2000 Stock Option and Incentive Plan, as amended.