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

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

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Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Dec 13 2005	RGEN	REPLIGEN CORP	RYAN THOMAS F JR	Director	Buy	P	2.95	1,000	2,945	1,000	0 to 1,000
Dec 13 2005	RGEN	REPLIGEN CORP	RYAN THOMAS F JR	Director	Buy	P	2.95	1,000	2,945	6,000	5 K to 6 K (+20.00 %)
Dec 13 2005	RGEN	REPLIGEN CORP	RYAN THOMAS F JR	Director	Buy	P	2.95	5,000	14,725	50,000	45 K to 50 K (+11.11 %)
Nov 09 2005	RGEN	REPLIGEN CORP	SCHIMMEL PAUL	Director	Gift	G	0.00	20,576	0	658,106	678.7 K to 658.1 K (-3.03 %)
Sep 15 2005	RGEN	REPLIGEN CORP	HENNESSEY ROBERT J	Director	Option Exercise	A	3.38	15,000	50,700	15,000
Sep 15 2005	RGEN	REPLIGEN CORP	RYAN THOMAS F JR	Director	Option Exercise	A	3.38	15,000	50,700	15,000
Sep 15 2005	RGEN	REPLIGEN CORP	RICH ALEXANDER	Director	Option Exercise	A	3.38	15,000	50,700	15,000
Sep 15 2005	RGEN	REPLIGEN CORP	SCHIMMEL PAUL	Director	Option Exercise	A	3.38	15,000	50,700	15,000
Aug 12 2005	RGEN	REPLIGEN CORP	HERLIHY WALTER C	PRESIDENT, CEO	Sell	S	3.55	200	710	0	200 to 0 (-100.00 %)
Aug 12 2005	RGEN	REPLIGEN CORP	HERLIHY WALTER C	PRESIDENT, CEO	Sell	S	3.56	3,800	13,513	200	4 K to 200 (-95.00 %)
Aug 12 2005	RGEN	REPLIGEN CORP	HERLIHY WALTER C	PRESIDENT, CEO	Sell	S	3.57	1,300	4,641	0	1.3 K to 0 (-100.00 %)
Aug 12 2005	RGEN	REPLIGEN CORP	HERLIHY WALTER C	PRESIDENT, CEO	Sell	S	3.55	4,800	17,040	1,300	6.1 K to 1.3 K (-78.69 %)
Aug 12 2005	RGEN	REPLIGEN CORP	HERLIHY WALTER C	PRESIDENT, CEO	Sell	S	3.54	5,400	19,116	6,100	11.5 K to 6.1 K (-46.96 %)
Aug 12 2005	RGEN	REPLIGEN CORP	HERLIHY WALTER C	PRESIDENT, CEO	Sell	S	3.53	2,100	7,413	11,500	13.6 K to 11.5 K (-15.44 %)
Aug 26 2005	RGEN	REPLIGEN CORP	DAY BARBARA BURNIM	Vice President	Option Exercise	M	1.37	10,000	13,700	0
Aug 26 2005	RGEN	REPLIGEN CORP	DAY BARBARA BURNIM	Vice President	Sell	S	3.57	10,000	35,691	2,000	12 K to 2 K (-83.33 %)
Aug 26 2005	RGEN	REPLIGEN CORP	DAY BARBARA BURNIM	Vice President	Buy	M	1.37	10,000	13,700	12,000	2 K to 12 K (+500.00 %)
Aug 04 2005	RGEN	REPLIGEN CORP	Whitehouse Laura	Vice President	Sell	S	3.10	2,825	8,758	3,457	6.3 K to 3.5 K (-44.97 %)
Aug 02 2005	RGEN	REPLIGEN CORP	RUSCHE JAMES R	Senior Vice Preside ...	Sell	S	3.02	1,000	3,020	93,874	94.9 K to 93.9 K (-1.05 %)
Aug 02 2005	RGEN	REPLIGEN CORP	RUSCHE JAMES R	Senior Vice Preside ...	Sell	S	2.95	4,900	14,455	94,874	99.8 K to 94.9 K (-4.91 %)
Aug 02 2005	RGEN	REPLIGEN CORP	RUSCHE JAMES R	Senior Vice Preside ...	Sell	S	2.96	4,100	12,136	99,774	103.9 K to 99.8 K (-3.95 %)
Aug 04 2005	RGEN	REPLIGEN CORP	RUSCHE JAMES R	Senior Vice Preside ...	Sell	S	3.45	10,000	34,500	7,444	17.4 K to 7.4 K (-57.33 %)
May 17 2005	RGEN	REPLIGEN CORP	HERLIHY WALTER C	PRESIDENT, CEO	Option Exercise	A	1.83	50,000	91,500	50,000
May 17 2005	RGEN	REPLIGEN CORP	DAY BARBARA BURNIM	Vice President	Option Exercise	A	1.83	25,000	45,750	25,000
May 17 2005	RGEN	REPLIGEN CORP	LANDY HAL	Vice President	Option Exercise	A	1.83	25,000	45,750	25,000
May 17 2005	RGEN	REPLIGEN CORP	RUSCHE JAMES R	Senior Vice Preside ...	Option Exercise	A	1.83	25,000	45,750	25,000
May 17 2005	RGEN	REPLIGEN CORP	Whitehouse Laura	Vice President	Option Exercise	A	1.83	25,000	45,750	25,000
May 17 2005	RGEN	REPLIGEN CORP	WITT DANIEL P	Vice President	Option Exercise	A	1.83	25,000	45,750	25,000
Mar 14 2005	RGEN	REPLIGEN CORP	RYAN THOMAS F JR	Director	Buy	P	1.72	2,000	3,440	3,000	1,000 to 3 K (+200.00 %)
Mar 14 2005	RGEN	REPLIGEN CORP	RYAN THOMAS F JR	Director	Buy	P	1.72	10,000	17,200	45,000	35 K to 45 K (+28.57 %)
Mar 07 2005	RGEN	REPLIGEN CORP	RUSCHE JAMES R	Senior Vice Preside ...	Option Exercise	M	1.25	20,000	25,000	40,000
Mar 07 2005	RGEN	REPLIGEN CORP	RUSCHE JAMES R	Senior Vice Preside ...	Buy	M	1.25	20,000	25,000	103,769	83.8 K to 103.8 K (+23.88 %)
Feb 18 2005	RGEN	REPLIGEN CORP	HERLIHY WALTER C	PRESIDENT, CEO	Buy	P	1.99	10,000	19,900	170,668	160.7 K to 170.7 K (+6.22 %)
Sep 24 2004	RGEN	REPLIGEN CORP	SCHIMMEL PAUL	Director	Option Exercise	A	1.91	15,000	28,650	15,000
Sep 23 2004	RGEN	REPLIGEN CORP	HENNESSEY ROBERT J	Director	Option Exercise	A	1.91	15,000	28,650	15,000
Sep 23 2004	RGEN	REPLIGEN CORP	HENNESSEY ROBERT J	Director	Option Exercise	A	1.91	15,000	28,650	15,000
Sep 23 2004	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Option Exercise	A	1.91	15,000	28,650	0
Sep 23 2004	RGEN	REPLIGEN CORP	RICH ALEXANDER	Director	Option Exercise	A	1.91	15,000	28,650	15,000
Sep 23 2004	RGEN	REPLIGEN CORP	RYAN THOMAS F JR	Director	Option Exercise	A	1.91	15,000	28,650	15,000
Sep 23 2004	RGEN	REPLIGEN CORP	RYAN THOMAS F JR	Director	Option Exercise	A	1.91	15,000	28,650	15,000
Aug 16 2004	RGEN	REPLIGEN CORP	RYAN THOMAS F JR	Director	Buy	P	1.59	10,000	15,900	35,000	25 K to 35 K (+40.00 %)
Jun 30 2004	RGEN	REPLIGEN CORP	LANDY HAL	Vice President	Option Exercise	M	0.01	15,000	150	0
Jun 30 2004	RGEN	REPLIGEN CORP	LANDY HAL	Vice President	Buy	M	0.01	15,000	150	15,000	0 to 15 K
May 14 2004	RGEN	REPLIGEN CORP	RUSCHE JAMES R	Senior Vice Preside ...	Sell	J	0.00	5,000	0	5,000	10 K to 5 K (-50.00 %)
May 14 2004	RGEN	REPLIGEN CORP	RUSCHE JAMES R	Senior Vice Preside ...	Sell	J	0.00	5,000	0	9,444	14.4 K to 9.4 K (-34.62 %)
May 14 2004	RGEN	REPLIGEN CORP	RUSCHE JAMES R	Senior Vice Preside ...	Sell	J	0.00	5,000	0	5,000	10 K to 5 K (-50.00 %)
May 14 2004	RGEN	REPLIGEN CORP	RUSCHE JAMES R	Senior Vice Preside ...	Sell	J	0.00	5,000	0	9,444	14.4 K to 9.4 K (-34.62 %)
May 04 2004	RGEN	REPLIGEN CORP	DAY BARBARA BURNIM	Vice President	Option Exercise	A	3.05	10,000	30,500	10,000
May 04 2004	RGEN	REPLIGEN CORP	WITT DANIEL P	Vice President	Option Exercise	A	3.05	20,000	61,000	20,000
May 04 2004	RGEN	REPLIGEN CORP	RUSCHE JAMES R	Senior Vice Preside ...	Option Exercise	A	3.05	25,000	76,250	25,000
May 04 2004	RGEN	REPLIGEN CORP	RUSCHE JAMES R	Senior Vice Preside ...	Option Exercise	A	3.05	25,000	76,250	25,000
May 04 2004	RGEN	REPLIGEN CORP	LANDY HAL	Vice President	Option Exercise	A	3.05	50,000	152,500	50,000
May 04 2004	RGEN	REPLIGEN CORP	HERLIHY WALTER C	PRESIDENT, CEO	Option Exercise	A	3.05	50,000	152,500	50,000
Feb 19 2004	RGEN	REPLIGEN CORP	RYAN THOMAS F JR	Director	Grant	A	3.12	5,000	15,600	25,000	20 K to 25 K (+25.00 %)
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Option Exercise	M	0.88	5,000	4,400	0
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Option Exercise	M	1.63	5,000	8,150	0
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Option Exercise	M	2.52	10,000	25,200	0
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Option Exercise	M	2.33	10,000	23,300	0
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Option Exercise	M	3.00	5,000	15,000	0
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Option Exercise	M	1.28	5,000	6,400	0
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Option Exercise	M	1.00	5,000	5,000	0
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Option Exercise	M	1.38	19,000	26,220	0
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Buy	M	2.52	10,000	25,200	134,000	124 K to 134 K (+8.06 %)
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Buy	M	2.33	10,000	23,300	124,000	114 K to 124 K (+8.77 %)
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Buy	M	3.00	5,000	15,000	114,000	109 K to 114 K (+4.59 %)
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Buy	M	1.28	5,000	6,400	109,000	104 K to 109 K (+4.81 %)
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Buy	M	1.00	5,000	5,000	104,000	99 K to 104 K (+5.05 %)
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Buy	M	1.38	19,000	26,220	99,000	80 K to 99 K (+23.75 %)
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Buy	M	0.88	5,000	4,400	80,000	75 K to 80 K (+6.67 %)
Dec 19 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Buy	M	1.63	5,000	8,150	75,000	70 K to 75 K (+7.14 %)
Dec 03 2003	RGEN	REPLIGEN CORP	RYAN THOMAS F JR	Director	Buy	P	4.72	5,000	23,591	20,000	15 K to 20 K (+33.33 %)
Dec 03 2003	RGEN	REPLIGEN CORP	RYAN THOMAS F JR	Director	Buy	P	4.96	1,000	4,960	1,000	0 to 1,000
Dec 03 2003	RGEN	REPLIGEN CORP	RYAN THOMAS F JR	Director	Buy	P	4.95	5,000	24,737	15,000	10 K to 15 K (+50.00 %)
Sep 12 2003	RGEN	REPLIGEN CORP	HENNESSEY ROBERT J	Director	Option Exercise	A	7.56	15,000	113,400	15,000
Sep 12 2003	RGEN	REPLIGEN CORP	MILLER G WILLIAM	Director	Option Exercise	A	7.56	15,000	113,400	15,000
Sep 12 2003	RGEN	REPLIGEN CORP	RICH ALEXANDER	Director	Option Exercise	A	7.56	15,000	113,400	15,000
Sep 12 2003	RGEN	REPLIGEN CORP	SCHIMMEL PAUL	Director	Option Exercise	A	7.56	15,000	113,400	15,000

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