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Sec Filings Insider Trading - Herlihy Walter C - Portfolio Holdings (Majority Ownership)
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"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch ==>> What is insider trading>>
Insider Trading Transactions for Herlihy Walter C
HERLIHY WALTER C: Insider Trading and Stock Options
Common stock purchase or sale:
Transaction
& Date		 Reported
Date		 Company Symbol Insider
Relationship		 Shares
Traded		 Average
Price		 Total
Amount		 Shares
Ownership		 Filing
2007-12-13
Sale(A)		 2007-12-19
2:09 pm		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 50,000 $6.128 $306,378 452,203
(Direct)		 View
2007-12-13
Sale		 2007-12-14
3:36 pm		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 2,600 $6.1 $15,860 452,203
(Direct)		 View
2007-03-08
Sale		 2007-03-12
4:42 pm		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 25,000 $3.167 $79,169 241,668
(Direct)		 View
2006-02-21
Sale		 2006-02-22
4:08 pm		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 54,000 $4.25 $229,500 116,668
(Direct)		 View
2005-08-03
Sale		 2005-08-12
4:08 pm		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 17,600 $3.547 $62,433 0
(Indirect)		 View
2005-02-18
Purchase		 2005-02-18
4:04 pm		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 10,000 $1.99 $19,900 170,668
(Direct)		 View
(A) Indicate amendment filing.
Other transactions:
Transaction
& Date		 Reported
Date		 Company Symbol Insider
Relationship		 Shares
Traded		 Average
Price		 Total
Amount		 Shares
Ownership		 Filing
2007-12-13
Option Sale		 2007-12-14
3:36 pm		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 47,400 $6.129 $290,518 454,803
(Direct)		 View
2007-09-20
Exercise
Tax Withholding		 2007-09-24
11:47 am		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 208,742 $2.111 $440,704 502,203
(Direct)		 View
2007-07-13
Exercise
Tax Withholding		 2007-07-16
5:00 pm		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 330,723 $2.078 $687,299 398,391
(Direct)		 View
2007-02-14
Exercise		 2007-02-15
12:54 pm		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 50,000 $1.5 $75,000 266,668
(Direct)		 View
2006-03-06
Exercise		 2006-03-08
11:28 am		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 100,000 $1.25 $125,000 216,668
(Direct)		 View
Stock options: Exercise, Award, Grant, Conversion
Transaction
& Date		 Reported
Date		 Exercisable
Expiration		 Company Symbol Insider
Relationship		 Shares
Traded		 Conversion
Price		 Shares
Ownership		 Filing
2007-09-20
Exercise		 2007-09-24
11:47 am		 1999-04-29
2008-04-29		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 156,277 $1.41 0
(Direct)		 View
2007-07-13
Exercise		 2007-07-16
5:00 pm		 1999-04-29
2008-04-29		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 243,723 $1.41 156,277
(Direct)		 View
2007-02-14
Exercise		 2007-02-15
12:54 pm		 1998-04-30
2007-04-30		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 50,000 $1.5 50,000
(Direct)		 View
2006-03-06
Exercise		 2006-03-08
11:28 am		 1997-03-14
2006-03-14		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 100,000 $1.25 100,000
(Direct)		 View
2005-05-13
Option Award		 2005-05-17
1:38 pm		 2006-05-13
2015-05-13		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 50,000 $1.83 50,000
(Direct)		 View
2004-04-30
Option Award		 2004-05-04
4:01 pm		 2005-04-30
2014-04-30		 REPLIGEN CORP RGEN HERLIHY WALTER C
(PRESIDENT, CEO
Director)		 50,000 $3.05 50,000
(Direct)		 View