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General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview

Overview of all insider trading transactions in HELICOS BIOSCIENCES CORP. Get notifications about new insider transactions in HELICOS BIOSCIENCES CORP for free.

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Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Nov 09 2011	HLCS	HELICOS BIOSCIENCE ...	TRIFUNOVICH IVAN	Chairman, President ...	Payment of Exercise	F	0.09	607,431	56,430	848,950	1.5 M to 849 K (-41.71 %)
Jul 06 2011	HLCS	HELICOS BIOSCIENCE ...	Moore Jeffrey R.	SVP, CFO & Treasure ...	Payment of Exercise	F	0.08	5,953	476	77,626	83.6 K to 77.6 K (-7.12 %)
Jan 05 2011	HLCS	HELICOS BIOSCIENCE ...	Moore Jeffrey R.	SVP, CFO & Treasure ...	Payment of Exercise	F	0.12	6,740	783	83,579	90.3 K to 83.6 K (-7.46 %)
Oct 18 2010	HLCS	HELICOS BIOSCIENCE ...	TRIFUNOVICH IVAN	Chairman, President ...	Grant	A	0.00	1,456,381	0	1,456,381	0 to 1.5 M
Oct 05 2010	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	President & CEO	Payment of Exercise	F	0.49	62,205	30,356	695,847	758.1 K to 695.8 K (-8.21 %)
Jul 06 2010	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	President & CEO	Payment of Exercise	F	0.45	62,205	27,986	758,052	820.3 K to 758.1 K (-7.58 %)
Jul 06 2010	HLCS	HELICOS BIOSCIENCE ...	Moore Jeffrey R.	SVP, CFO & Treasure ...	Payment of Exercise	F	0.45	5,953	2,678	90,319	96.3 K to 90.3 K (-6.18 %)
Jul 06 2010	HLCS	HELICOS BIOSCIENCE ...	Levine Marc S	SVP, Product Develo ...	Payment of Exercise	F	0.45	3,968	1,785	68,164	72.1 K to 68.2 K (-5.50 %)
Jul 01 2010	HLCS	HELICOS BIOSCIENCE ...	Moore Jeffrey R.	SVP, CFO & Treasure ...	Payment of Exercise	F	0.44	6,429	2,858	96,272	102.7 K to 96.3 K (-6.26 %)
Jul 01 2010	HLCS	HELICOS BIOSCIENCE ...	Levine Marc S	SVP, Product Develo ...	Payment of Exercise	F	0.44	6,548	2,911	72,132	78.7 K to 72.1 K (-8.32 %)
Jun 23 2010	HLCS	HELICOS BIOSCIENCE ...	Levine Marc S	SVP, Product Develo ...	Grant	A	0.00	20,625	0	78,680	58.1 K to 78.7 K (+35.53 %)
Jun 23 2010	HLCS	HELICOS BIOSCIENCE ...	Moore Jeffrey R.	SVP, CFO & Treasure ...	Grant	A	0.00	20,250	0	102,701	82.5 K to 102.7 K (+24.56 %)
Apr 16 2010	HLCS	HELICOS BIOSCIENCE ...	Allison Elisabeth	Director	Grant	A	0.00	9,020	0	39,273	30.3 K to 39.3 K (+29.82 %)
Apr 16 2010	HLCS	HELICOS BIOSCIENCE ...	MELAS KYRIAZI THEO	Director	Grant	A	0.00	11,102	0	45,716	34.6 K to 45.7 K (+32.07 %)
Apr 05 2010	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	President & CEO	Payment of Exercise	F	0.79	62,205	49,142	820,257	882.5 K to 820.3 K (-7.05 %)
Apr 02 2010	HLCS	HELICOS BIOSCIENCE ...	Moore Jeffrey R.	SVP, CFO & Treasure ...	Payment of Exercise	F	0.79	7,684	6,070	82,451	90.1 K to 82.5 K (-8.52 %)
Apr 02 2010	HLCS	HELICOS BIOSCIENCE ...	Efcavitch J William	SVP & Chief Technol ...	Payment of Exercise	F	0.79	6,891	5,444	151,087	158 K to 151.1 K (-4.36 %)
Apr 02 2010	HLCS	HELICOS BIOSCIENCE ...	Levine Marc S	SVP, Product Develo ...	Payment of Exercise	F	0.79	7,827	6,183	58,055	65.9 K to 58.1 K (-11.88 %)
Feb 11 2010	HLCS	HELICOS BIOSCIENCE ...	Levine Marc S	SVP, Product Develo ...	Grant	A	0.00	20,625	0	65,882	45.3 K to 65.9 K (+45.57 %)
Feb 11 2010	HLCS	HELICOS BIOSCIENCE ...	Moore Jeffrey R.	SVP, CFO & Treasure ...	Grant	A	0.00	20,250	0	90,135	69.9 K to 90.1 K (+28.98 %)
Feb 11 2010	HLCS	HELICOS BIOSCIENCE ...	Efcavitch J William	SVP & Chief Technol ...	Grant	A	0.00	21,706	0	157,978	136.3 K to 158 K (+15.93 %)
Jan 20 2010	HLCS	HELICOS BIOSCIENCE ...	MELAS KYRIAZI THEO	Director	Grant	A	0.00	14,954	0	34,614	19.7 K to 34.6 K (+76.06 %)
Jan 20 2010	HLCS	HELICOS BIOSCIENCE ...	Allison Elisabeth	Director	Grant	A	0.00	13,280	0	30,253	17 K to 30.3 K (+78.24 %)
Jan 06 2010	HLCS	HELICOS BIOSCIENCE ...	Efcavitch J William	SVP & Chief Technol ...	Payment of Exercise	F	1.05	7,905	8,300	136,272	144.2 K to 136.3 K (-5.48 %)
Jan 06 2010	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	Chief Executive Off ...	Payment of Exercise	F	1.05	68,512	71,938	882,462	951 K to 882.5 K (-7.20 %)
Jan 06 2010	HLCS	HELICOS BIOSCIENCE ...	Lombardi Stephen J	President	Payment of Exercise	F	1.05	8,603	9,033	251,143	259.7 K to 251.1 K (-3.31 %)
Jan 06 2010	HLCS	HELICOS BIOSCIENCE ...	Levine Marc S	Senior VP, Product ...	Payment of Exercise	F	1.05	4,743	4,980	45,257	50 K to 45.3 K (-9.49 %)
Jan 06 2010	HLCS	HELICOS BIOSCIENCE ...	Moore Jeffrey R.	SVP, CFO & Treasure ...	Payment of Exercise	F	1.05	7,115	7,471	69,885	77 K to 69.9 K (-9.24 %)
Oct 19 2009	HLCS	HELICOS BIOSCIENCE ...	Allison Elisabeth	Director	Grant	A	0.00	3,077	0	16,973	13.9 K to 17 K (+22.14 %)
Oct 19 2009	HLCS	HELICOS BIOSCIENCE ...	MELAS KYRIAZI THEO	Director	Grant	A	0.00	3,787	0	19,660	15.9 K to 19.7 K (+23.86 %)
Sep 28 2009	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	Chief Executive Off ...	Option Exercise	A	2.72	783,696	2,131,653	783,696
Sep 28 2009	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	Chief Executive Off ...	Grant	A	0.00	783,696	0	950,974	167.3 K to 951 K (+468.50 %)
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	Flagship Ventures Fund 2004 L ...	Director	Option Exercise	P	2.61	160,821	419,743	160,821
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	Flagship Ventures Fund 2004 L ...	Director	Buy	P	0.00	242,931	0	12,192,640	11.9 M to 12.2 M (+2.03 %)
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	AFEYAN NOUBAR	Director	Option Exercise	P	2.61	160,821	419,743	160,821
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	AFEYAN NOUBAR	Director	Buy	P	0.00	242,931	0	12,192,640	11.9 M to 12.2 M (+2.03 %)
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	Chief Executive Off ...	Option Exercise	P	2.61	38,598	100,741	38,598
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	Chief Executive Off ...	Buy	P	0.00	58,304	0	167,278	109 K to 167.3 K (+53.50 %)
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	Barrett Peter	Director	Option Exercise	P	2.61	160,821	419,743	160,821
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	Barrett Peter	Director	Buy	P	0.00	242,931	0	11,851,387	11.6 M to 11.9 M (+2.09 %)
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	ATLAS VENTURE FUND V LP	Director	Option Exercise	P	2.61	160,821	419,743	160,821
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	ATLAS VENTURE FUND V LP	Director	Buy	P	0.00	242,931	0	11,851,387	11.6 M to 11.9 M (+2.09 %)
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	HIGHLAND MANAGEMENT PARTNERS V ...	Director	Option Exercise	P	2.61	55,182	144,025	55,182
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	HIGHLAND MANAGEMENT PARTNERS V ...	Director	Option Exercise	P	2.61	100,654	262,707	100,654
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	HIGHLAND MANAGEMENT PARTNERS V ...	Director	Buy	P	0.00	83,356	0	4,066,364	4 M to 4.1 M (+2.09 %)
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	HIGHLAND MANAGEMENT PARTNERS V ...	Director	Buy	P	0.00	152,044	0	7,417,637	7.3 M to 7.4 M (+2.09 %)
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	HIGHLAND CAPITAL PARTNERS VI L ...	Director	Option Exercise	P	2.61	100,654	262,707	100,654
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	HIGHLAND CAPITAL PARTNERS VI L ...	Director	Buy	P	0.00	152,044	0	7,417,637	7.3 M to 7.4 M (+2.09 %)
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	HEF VI, Limited Partnership	Director	Option Exercise	P	2.61	4,985	13,011	4,985
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	HEF VI, Limited Partnership	Director	Buy	P	0.00	7,531	0	367,391	359.9 K to 367.4 K (+2.09 %)
Sep 21 2009	HLCS	HELICOS BIOSCIENCE ...	Versant Venture Capital II, LP	10% Owner	Option Exercise	P	2.49	160,821	400,444	5,192,770
Sep 21 2009	HLCS	HELICOS BIOSCIENCE ...	Versant Venture Capital II, LP	10% Owner	Buy	P	2.57	242,931	625,013	10,709,818	10.5 M to 10.7 M (+2.32 %)
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Option Exercise	P	2.61	4,985	13,011	4,985
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Option Exercise	P	2.61	55,182	144,025	55,182
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Option Exercise	P	2.61	100,654	262,707	100,654
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Buy	P	0.00	7,531	0	367,391	359.9 K to 367.4 K (+2.09 %)
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Buy	P	0.00	83,356	0	4,066,364	4 M to 4.1 M (+2.09 %)
Sep 22 2009	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Buy	P	0.00	152,044	0	7,417,637	7.3 M to 7.4 M (+2.09 %)
Sep 21 2009	HLCS	HELICOS BIOSCIENCE ...	COLELLA SAMUEL D	10% Owner	Option Exercise	P	2.49	160,821	400,444	5,192,770
Sep 21 2009	HLCS	HELICOS BIOSCIENCE ...	COLELLA SAMUEL D	10% Owner	Buy	P	2.57	242,931	625,013	10,709,818	10.5 M to 10.7 M (+2.32 %)
Sep 21 2009	HLCS	HELICOS BIOSCIENCE ...	ATWOOD BRIAN G	Director	Option Exercise	P	2.49	160,821	400,444	5,192,770
Sep 21 2009	HLCS	HELICOS BIOSCIENCE ...	ATWOOD BRIAN G	Director	Buy	P	2.57	242,931	625,013	10,709,818	10.5 M to 10.7 M (+2.32 %)
Aug 10 2009	HLCS	HELICOS BIOSCIENCE ...	Barrett Peter	Director	Option Exercise	A	0.79	5,555	4,388	5,555
Aug 10 2009	HLCS	HELICOS BIOSCIENCE ...	Flagship Ventures Fund 2004 L ...	10% Owner	Option Exercise	A	0.79	5,555	4,388	5,555
Aug 10 2009	HLCS	HELICOS BIOSCIENCE ...	AFEYAN NOUBAR	Director	Option Exercise	A	0.79	5,555	4,388	5,555
Aug 10 2009	HLCS	HELICOS BIOSCIENCE ...	ATWOOD BRIAN G	Director	Option Exercise	A	0.79	5,555	4,388	5,555
Aug 10 2009	HLCS	HELICOS BIOSCIENCE ...	MELAS KYRIAZI THEO	Director	Option Exercise	A	0.79	5,555	4,388	5,555
Aug 10 2009	HLCS	HELICOS BIOSCIENCE ...	Allison Elisabeth	Director	Option Exercise	A	0.79	5,555	4,388	5,555
Aug 10 2009	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Option Exercise	A	0.79	5,555	4,388	5,555
Jul 06 2009	HLCS	HELICOS BIOSCIENCE ...	Efcavitch J William	SVP & Chief Technol ...	Payment of Exercise	F	0.44	3,968	1,742	144,177	148.1 K to 144.2 K (-2.68 %)
Jul 06 2009	HLCS	HELICOS BIOSCIENCE ...	Lombardi Stephen J	President	Payment of Exercise	F	0.00	7,198	0	259,746	266.9 K to 259.7 K (-2.70 %)
Apr 16 2009	HLCS	HELICOS BIOSCIENCE ...	Allison Elisabeth	Director	Grant	A	0.00	12,896	0	13,896	1,000 to 13.9 K (+1,289.60 %)
Apr 16 2009	HLCS	HELICOS BIOSCIENCE ...	MELAS KYRIAZI THEO	Director	Grant	A	0.00	15,873	0	15,873	0 to 15.9 K
Apr 02 2009	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	Chief Executive Off ...	Payment of Exercise	F	0.63	11,350	7,151	108,290	119.6 K to 108.3 K (-9.49 %)
Feb 11 2009	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	Chief Executive Off ...	Option Exercise	A	0.78	79,760	62,213	79,760
Feb 11 2009	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	Chief Executive Off ...	Grant	A	0.00	39,880	0	119,640	79.8 K to 119.6 K (+50.00 %)
Jan 30 2009	HLCS	HELICOS BIOSCIENCE ...	Lombardi Stephen J	President	Option Exercise	A	1.04	175,000	182,000	175,000
Jan 30 2009	HLCS	HELICOS BIOSCIENCE ...	Lombardi Stephen J	President	Grant	A	0.00	87,500	0	266,944	179.4 K to 266.9 K (+48.76 %)
Jan 30 2009	HLCS	HELICOS BIOSCIENCE ...	Levine Marc S	Senior VP, Product ...	Option Exercise	A	1.04	100,000	104,000	100,000
Jan 30 2009	HLCS	HELICOS BIOSCIENCE ...	Levine Marc S	Senior VP, Product ...	Grant	A	0.00	50,000	0	50,000	0 to 50 K
Jan 30 2009	HLCS	HELICOS BIOSCIENCE ...	Efcavitch J William	SVP & Chief Technol ...	Option Exercise	A	1.04	100,000	104,000	100,000
Jan 30 2009	HLCS	HELICOS BIOSCIENCE ...	Efcavitch J William	SVP & Chief Technol ...	Grant	A	0.00	50,000	0	148,145	98.1 K to 148.1 K (+50.95 %)
Jan 30 2009	HLCS	HELICOS BIOSCIENCE ...	HALL STEPHEN P	SVP, CFO and Treasu ...	Option Exercise	A	1.04	100,000	104,000	100,000
Jan 30 2009	HLCS	HELICOS BIOSCIENCE ...	HALL STEPHEN P	SVP, CFO and Treasu ...	Grant	A	0.00	50,000	0	50,000	0 to 50 K
Jan 30 2009	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	Chief Executive Off ...	Option Exercise	A	1.04	159,521	165,902	159,521
Jan 30 2009	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	Chief Executive Off ...	Grant	A	0.00	79,760	0	79,760	0 to 79.8 K
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	COLELLA SAMUEL D	10% Owner	Option Exercise	P	0.45	5,031,949	2,264,377	5,031,949
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	COLELLA SAMUEL D	10% Owner	Option Exercise	P	0.45	44,973	20,238	44,973
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	COLELLA SAMUEL D	10% Owner	Option Exercise	P	0.45	95,493	42,972	95,493
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	COLELLA SAMUEL D	10% Owner	Buy	P	0.00	8,386,581	0	10,466,887	2.1 M to 10.5 M (+403.14 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	COLELLA SAMUEL D	10% Owner	Buy	P	0.00	74,955	0	92,533	17.6 K to 92.5 K (+426.41 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	COLELLA SAMUEL D	10% Owner	Buy	P	0.00	159,154	0	196,522	37.4 K to 196.5 K (+425.91 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	ATWOOD BRIAN G	Director	Option Exercise	P	0.45	5,031,949	2,264,377	5,031,949
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	ATWOOD BRIAN G	Director	Option Exercise	P	0.45	44,973	20,238	44,973
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	ATWOOD BRIAN G	Director	Option Exercise	P	0.45	95,493	42,972	95,493
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	ATWOOD BRIAN G	Director	Buy	P	0.00	8,386,581	0	10,466,887	2.1 M to 10.5 M (+403.14 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	ATWOOD BRIAN G	Director	Buy	P	0.00	74,955	0	92,533	17.6 K to 92.5 K (+426.41 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	ATWOOD BRIAN G	Director	Buy	P	0.00	159,154	0	196,522	37.4 K to 196.5 K (+425.91 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	Versant Venture Capital II, LP	10% Owner	Option Exercise	P	0.45	5,031,949	2,264,377	5,031,949
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	Versant Venture Capital II, LP	10% Owner	Option Exercise	P	0.45	44,973	20,238	44,973
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	Versant Venture Capital II, LP	10% Owner	Option Exercise	P	0.45	95,493	42,972	95,493
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	Versant Venture Capital II, LP	10% Owner	Buy	P	0.00	8,386,581	0	10,466,887	2.1 M to 10.5 M (+403.14 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	Versant Venture Capital II, LP	10% Owner	Buy	P	0.00	74,955	0	92,533	17.6 K to 92.5 K (+426.41 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	Versant Venture Capital II, LP	10% Owner	Buy	P	0.00	159,154	0	196,522	37.4 K to 196.5 K (+425.91 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	ATLAS VENTURE FUND V LP	Director	Option Exercise	P	0.45	5,172,417	2,327,588	5,172,417
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	ATLAS VENTURE FUND V LP	Director	Buy	P	0.00	8,620,690	0	11,608,456	3 M to 11.6 M (+288.53 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	HEF VI, Limited Partnership	Director	Option Exercise	P	0.45	160,345	72,155	160,345
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	HEF VI, Limited Partnership	Director	Buy	P	0.00	267,241	0	359,860	92.6 K to 359.9 K (+288.54 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	HIGHLAND MANAGEMENT PARTNERS V ...	Director	Option Exercise	P	0.45	1,774,785	798,653	1,774,785
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	HIGHLAND MANAGEMENT PARTNERS V ...	Director	Option Exercise	P	0.45	3,237,285	1,456,778	3,237,285
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	HIGHLAND MANAGEMENT PARTNERS V ...	Director	Buy	P	0.00	2,957,974	0	3,983,008	1 M to 4 M (+288.57 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	HIGHLAND MANAGEMENT PARTNERS V ...	Director	Buy	P	0.00	5,395,475	0	7,265,593	1.9 M to 7.3 M (+288.51 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	HIGHLAND CAPITAL PARTNERS VI L ...	Director	Option Exercise	P	0.45	3,237,285	1,456,778	3,237,285
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	HIGHLAND CAPITAL PARTNERS VI L ...	Director	Buy	P	0.00	5,395,475	0	7,265,593	1.9 M to 7.3 M (+288.51 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Option Exercise	P	0.45	160,345	72,155	160,345
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Option Exercise	P	0.45	1,774,785	798,653	1,774,785
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Option Exercise	P	0.45	3,237,285	1,456,778	3,237,285
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Buy	P	0.00	267,241	0	359,860	92.6 K to 359.9 K (+288.54 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Buy	P	0.00	2,957,974	0	3,983,008	1 M to 4 M (+288.57 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Buy	P	0.00	5,395,475	0	7,265,593	1.9 M to 7.3 M (+288.51 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	AFEYAN NOUBAR	Director	Option Exercise	P	0.45	5,172,418	2,327,588	5,172,418
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	AFEYAN NOUBAR	Director	Buy	P	0.00	8,620,690	0	11,949,709	3.3 M to 11.9 M (+258.96 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	AGTC ADVISORS FUND LP	Director	Option Exercise	P	0.45	5,172,418	2,327,588	5,172,418
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	AGTC ADVISORS FUND LP	Director	Buy	P	0.00	8,620,690	0	11,949,709	3.3 M to 11.9 M (+258.96 %)
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	Barrett Peter	Director	Option Exercise	P	0.45	5,172,417	2,327,588	5,172,417
Dec 29 2008	HLCS	HELICOS BIOSCIENCE ...	Barrett Peter	Director	Buy	P	0.00	8,620,690	0	11,608,456	3 M to 11.6 M (+288.53 %)
Aug 20 2008	HLCS	HELICOS BIOSCIENCE ...	Lombardi Stephen J	President and CEO	Option Exercise	A	4.40	150,000	660,000	150,000
Jun 13 2008	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Option Exercise	A	4.93	5,555	27,386	5,555
Jun 13 2008	HLCS	HELICOS BIOSCIENCE ...	Barrett Peter	Director	Option Exercise	A	4.93	5,555	27,386	5,555
Jun 13 2008	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	Director	Option Exercise	A	4.93	4,166	20,538	4,166
Jun 13 2008	HLCS	HELICOS BIOSCIENCE ...	Allison Elisabeth	Director	Option Exercise	A	4.93	2,777	13,691	2,777
Jun 13 2008	HLCS	HELICOS BIOSCIENCE ...	MELAS KYRIAZI THEO	Director	Option Exercise	A	4.93	5,555	27,386	5,555
Jun 13 2008	HLCS	HELICOS BIOSCIENCE ...	ATWOOD BRIAN G	Director	Option Exercise	A	4.93	5,555	27,386	5,555
Jun 13 2008	HLCS	HELICOS BIOSCIENCE ...	Efcavitch J William	SVP & Chief Technol ...	Grant	A	0.00	50,000	0	98,145	48.1 K to 98.1 K (+103.85 %)
Jun 13 2008	HLCS	HELICOS BIOSCIENCE ...	AFEYAN NOUBAR	Director	Option Exercise	A	4.93	5,555	27,386	5,555
Jun 13 2008	HLCS	HELICOS BIOSCIENCE ...	Flagship Ventures Fund 2004 L ...	10% Owner	Option Exercise	A	4.93	5,555	27,386	5,555
May 28 2008	HLCS	HELICOS BIOSCIENCE ...	Allison Elisabeth	Director	Buy	P	4.98	1,000	4,982	1,000	0 to 1,000
May 08 2008	HLCS	HELICOS BIOSCIENCE ...	HALL STEPHEN P	SVP, CFO and Treasu ...	Option Exercise	A	5.92	150,000	888,000	150,000
Feb 15 2008	HLCS	HELICOS BIOSCIENCE ...	Allison Elisabeth	Director	Option Exercise	A	12.36	11,111	137,332	11,111
Nov 30 2007	HLCS	HELICOS BIOSCIENCE ...	Flagship Ventures Fund 2004 L ...	10% Owner	Option Exercise	A	7.85	11,111	87,221	11,111
Nov 20 2007	HLCS	HELICOS BIOSCIENCE ...	Lowy Ronald A	Director	Option Exercise	A	10.75	11,111	119,443	11,111
Nov 20 2007	HLCS	HELICOS BIOSCIENCE ...	Lombardi Stephen J	President and COO	Option Exercise	A	10.75	250,000	2,687,500	250,000
Jul 31 2007	HLCS	HELICOS BIOSCIENCE ...	Lombardi Stephen J	Exec. Vice Presiden ...	Grant	A	0.00	12,778	0	179,444	166.7 K to 179.4 K (+7.67 %)
Jul 31 2007	HLCS	HELICOS BIOSCIENCE ...	St Peter Steven	Director	Option Exercise	A	7.85	11,111	87,221	11,111
Jul 31 2007	HLCS	HELICOS BIOSCIENCE ...	Barrett Peter	Director	Option Exercise	A	7.85	11,111	87,221	11,111
Jul 31 2007	HLCS	HELICOS BIOSCIENCE ...	AFEYAN NOUBAR	Director	Option Exercise	A	0.00	11,111	0	11,111
Jul 31 2007	HLCS	HELICOS BIOSCIENCE ...	ATWOOD BRIAN G	Director	Option Exercise	A	7.85	11,111	87,221	11,111
Jul 30 2007	HLCS	HELICOS BIOSCIENCE ...	HIGGINS ROBERT F	Director	Option Exercise	A	7.85	11,111	87,221	11,111
Jun 11 2007	HLCS	HELICOS BIOSCIENCE ...	MAWHINNEY LOUISE	VP, CFO and Treasur ...	Option Exercise	A	8.63	35,000	302,050	35,000
Jun 01 2007	HLCS	HELICOS BIOSCIENCE ...	COLELLA SAMUEL D	10% Owner	Option Exercise	C	0.00	1,885,356	0	0

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