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Repligen
RGEN

Overview Fund Activity

437 hedge funds and large institutions have $7.18B invested in Repligen in 2025 Q2 according to their latest regulatory filings, with 72 funds opening new positions, 128 increasing their positions, 171 reducing their positions, and 70 closing their positions.

Holders
437
Holders Change
-3
Holders Change %
-0.68%
% of All Funds
5.87%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
72
Increased
128
Reduced
171
Closed
70
Calls
$7.81M
Puts
$70.1M
Net Calls
-$62.3M
Net Calls Change
-$4.74M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$201M
2
Point72 Asset Management
2
Point72 Asset Management
Connecticut
$238M
3
Millennium Management
3
Millennium Management
New York
$87.2M
4
GCM
4
Geneva Capital Management
Wisconsin
$60.6M
5
T. Rowe Price Investment Management
5
T. Rowe Price Investment Management
Maryland
$69.6M

Top Sellers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$821M
2
Macquarie Group
2
Macquarie Group
Australia
$11.2M
3
BlackRock
3
BlackRock
New York
$756M
4
Invesco
4
Invesco
Georgia
$172M
5
Citadel Advisors
5
Citadel Advisors
Florida
$132M
Name Market Value Shares Shares
Change 		Shares
Change %
Renaissance Technologies
101
Renaissance Technologies
New York
$8.25M 66,304 +66,304 New
Retirement Systems of Alabama
102
Retirement Systems of Alabama
Alabama
$7.94M 63,860 +442 +0.7%
Russell Investments Group
103
Russell Investments Group
United Kingdom
$7.88M 63,374 -20,500 -24%
CSS
104
Cubist Systematic Strategies
Connecticut
$7.6M 61,090 +61,090 New
PC
105
Pier Capital
Connecticut
$7.34M 58,981 -4,692 -7%
LCAM
106
London & Capital Asset Management
United Kingdom
$6.84M 54,956 -43,353 -44%
State Board of Administration of Florida Retirement System
107
State Board of Administration of Florida Retirement System
Florida
$6.73M 54,085 +370 +0.7%
Tudor Investment Corp
108
Tudor Investment Corp
Connecticut
$6.56M 52,755 +52,755 New
New York State Teachers Retirement System (NYSTRS)
109
New York State Teachers Retirement System (NYSTRS)
New York
$6.35M 51,032 – –
California State Teachers Retirement System (CalSTRS)
110
California State Teachers Retirement System (CalSTRS)
California
$6.31M 50,754 -197 -0.4%
SO
111
STRS Ohio
Ohio
$6.09M 48,959 +1,259 +3%
SI
112
Stephens Inc
Arkansas
$5.92M 47,594 +1,359 +3%
Aberdeen Group
113
Aberdeen Group
United Kingdom
$5.74M 46,178 +46,178 New
COPPSERS
114
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$5.7M 413,425 +400,970 +3,219%
AIC
115
AWM Investment Company
New York
$5.6M 45,000 -12,000 -21%
FLAM
116
First Light Asset Management
Minnesota
$5.47M 43,949 -43,901 -50%
VanEck Associates
117
VanEck Associates
New York
$5.41M 43,481 -734 -2%
TIM
118
Thornburg Investment Management
New Mexico
$5.4M 43,408 +9,688 +29%
EGM
119
Engineers Gate Manager
New York
$5.16M 41,521 +37,326 +890%
Canada Life
120
Canada Life
Manitoba, Canada
$4.54M 36,499 -1,429 -4%
BNP Paribas Financial Markets
121
BNP Paribas Financial Markets
France
$4.51M 36,292 +1,888 +5%
SC
122
Slow Capital
California
$4.42M 35,565 +2,688 +8%
Capital Fund Management (CFM)
123
Capital Fund Management (CFM)
France
$4.34M 34,876 +34,876 New
Bank of Montreal
124
Bank of Montreal
Ontario, Canada
$4.3M 34,606 +1,624 +5%
LPL Financial
125
LPL Financial
California
$4.25M 34,155 -250 -0.7%
3 4
5
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