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Tuesday, December 1, 2009, 11:43AM ET - U.S. Markets close in 4 hours and 17 minutes. Dow Up 1.19% Nasdaq Up 1.38%
Repligen Corporation (RGEN)At 11:03AM ET: 4.745  Up 0.045 (0.96%)  
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HereMajor Holders
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Major HoldersGet Major Holders for:
BREAKDOWN
% of Shares Held by All Insider and 5% Owners: 22%
% of Shares Held by Institutional & Mutual Fund Owners: 36%
% of Float Held by Institutional & Mutual Fund Owners: 46%
Number of Institutions Holding Shares: 69

MAJOR DIRECT HOLDERS (FORMS 3 & 4)
HolderSharesReported
BVF PARTNERS L P/IL2,765,0507-Jul-09
HERLIHY WALTER C452,20313-Dec-07
RICH ALEXANDER436,5009-Sep-08
WITT DANIEL P38,3004-Mar-08
DAWES KAREN A50,0001-Dec-08


TOP INSTITUTIONAL HOLDERS
HolderShares% OutValue*Reported
FEDERATED INVESTORS, INC.3,065,7669.97$15,359,48730-Sep-09
BVF INC.2,048,9506.66$10,265,23930-Sep-09
Barclays Global Investors UK Holdings Ltd1,727,4745.62$8,654,64430-Sep-09
DIMENSIONAL FUND ADVISORS LP847,7582.76$4,247,26730-Sep-09
OBERWEIS ASSET MANAGEMENT INC.814,7002.65$4,081,64730-Sep-09
VANGUARD GROUP, INC. (THE)699,9242.28$3,506,61930-Sep-09
RENAISSANCE TECHNOLOGIES, LLC656,7002.14$3,290,06730-Sep-09
STATE STREET CORPORATION531,0951.73$2,660,78530-Sep-09
NORTHERN TRUST CORPORATION357,0471.16$1,963,75830-Jun-09
TRIGRAN INVESTMENTS INC352,8811.15$1,767,93330-Sep-09

TOP MUTUAL FUND HOLDERS
HolderShares% OutValue*Reported
FEDERATED KAUFMANN FUND1,917,2336.23$10,295,54131-Jul-09
Professionally Managed Portf-Winslow Green Growth Fund1,500,0004.88$7,515,00030-Sep-09
ISHARES RUSSELL 2000 INDEX FD448,9631.46$2,249,30430-Sep-09
VANGUARD TOTAL STOCK MARKET INDEX FUND425,5531.38$2,340,54130-Jun-09
DFA U.S. MICRO CAP SERIES315,5751.03$1,341,19330-Apr-09
VANGUARD EXTENDED MARKET INDEX FUND238,412.78$1,311,26630-Jun-09
ISHARES RUSSELL 2000 GROWTH INDEX FD231,735.75$1,160,99230-Sep-09
COLLEGE RETIREMENT EQUITIES FUND-STOCK ACCOUNT214,711.70$1,180,91030-Jun-09
BRIDGEWAY FDS INC-ULTRA SMALL COMPANY FD184,300.60$1,013,65030-Jun-09
FEDERATED KAUFMANN SMALL CAP FUND169,720.55$911,39631-Jul-09

View Transactions for Insiders & Institutional Holders
* Value shown is computed using the security's price on the report date given.


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