Stock Trading History of Green David

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Green David since year 2005. The trader's CIK number is 1008643. At the time of this reporting, Green David is the President of Harvard Bioscience Inc (stock ticker symbol HBIO).

Stock purchases, sales, and option exercises reported by *Green David* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2006-10-27	HBIO	Harvard Bioscience Inc	Sale	94,963	4.80	455,347
2006-10-05	HBIO	Harvard Bioscience Inc	Sale	15,970	4.37	69,788
2006-10-03	HBIO	Harvard Bioscience Inc	Sale	75,315	4.35	327,469
2006-10-04	HBIO	Harvard Bioscience Inc	Sale	63,125	4.33	273,331
2006-10-02	HBIO	Harvard Bioscience Inc	Sale	45,590	4.45	202,742
2006-08-02	HBIO	Harvard Bioscience Inc	Sale	2,099	4.45	9,340
2006-08-01	HBIO	Harvard Bioscience Inc	Sale	1,935	4.47	8,649
2006-07-27	HBIO	Harvard Bioscience Inc	Sale	3,799	4.45	16,905
2006-07-26	HBIO	Harvard Bioscience Inc	Sale	18,867	4.48	84,429
2006-07-25	HBIO	Harvard Bioscience Inc	Sale	13,303	4.46	59,338
2006-07-20	HBIO	Harvard Bioscience Inc	Sale	19,584	4.47	87,540
2006-07-20	HBIO	Harvard Bioscience Inc	Sale	19,584	4.47	87,540
2006-07-06	HBIO	Harvard Bioscience Inc	Sale	100	4.45	445
2006-06-30	HBIO	Harvard Bioscience Inc	Sale	32,900	4.46	146,898
2006-07-03	HBIO	Harvard Bioscience Inc	Sale	200,000	4.28	856,400
2006-06-29	HBIO	Harvard Bioscience Inc	Sale	1,013	4.45	4,507
2006-05-05	HBIO	Harvard Bioscience Inc	Sale	6,300	4.45	28,035
2006-04-27	HBIO	Harvard Bioscience Inc	Sale	100	4.45	445
2006-04-04	HBIO	Harvard Bioscience Inc	Sale	63,900	4.02	256,877
2006-04-03	HBIO	Harvard Bioscience Inc	Sale	136,100	4.20	571,241
2006-03-22	HBIO	Harvard Bioscience Inc	Sale	100,000	4.02	401,625
2005-08-02	HBIO	Harvard Bioscience Inc	Sale	52,100	3.46	180,266
2005-07-15	HBIO	Harvard Bioscience Inc	Sale	18,000	3.45	62,100
2005-06-13	HBIO	Harvard Bioscience Inc	Sale	13,500	3.46	46,710
2005-06-09	HBIO	Harvard Bioscience Inc	Sale	16,400	3.46	56,826

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Green David (President of Harvard Bioscience Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.