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Repligen

Name Holding Trade Value Shares
Change
Change in
Stake
State Street
1
State Street
Massachusetts
$21.5M +$8.17M +569,424 +52%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$20.2M +$8.93M +622,636 +66%
BIT
3
BlackRock Institutional Trust
California
$19.2M -$1.95M -135,750 -8%
Acadian Asset Management
4
Acadian Asset Management
Massachusetts
$16.5M -$170K -11,823 -0.9%
BFA
5
BlackRock Fund Advisors
California
$16.4M +$805K +56,170 +5%
Dimensional Fund Advisors
6
Dimensional Fund Advisors
Texas
$16.1M +$593K +41,359 +3%
Millennium Management
7
Millennium Management
New York
$14.8M +$3.87M +269,855 +31%
NC
8
Northpointe Capital
Michigan
$11.9M -$9.16M -638,748 -41%
Vanguard Group
9
Vanguard Group
Pennsylvania
$11.5M +$705K +49,185 +6%
Federated Hermes
10
Federated Hermes
Pennsylvania
$10.3M +$775K +54,025 +7%
Ameriprise
11
Ameriprise
Minnesota
$9.94M -$271K -18,883 -2%
WSA
12
Wall Street Associates
California
$9.4M -$143K -10,000 -1%
Allianz Asset Management
13
Allianz Asset Management
Germany
$7.41M +$72.8K +5,079 +0.9%
KI
14
Kalmar Investments
Delaware
$7.25M -$4.76M -331,999 -37%
Renaissance Technologies
15
Renaissance Technologies
New York
$5.99M -$1.4M -97,407 -17%
AWMDMG
16
Austin W. Marxe & David M. Greenhouse
New York
$5.8M -$1.79M -124,664 -22%
Northern Trust
17
Northern Trust
Illinois
$5.59M -$449K -31,331 -7%
AQR Capital Management
18
AQR Capital Management
Connecticut
$5.57M +$1.8M +125,800 +41%
CCM
19
Cadence Capital Management
Massachusetts
$5.54M +$744K +51,908 +14%
VAM
20
Visium Asset Management
New York
$5.4M +$6.02M +420,000 New
QBFM
21
QS Batterymarch Financial Management
New York
$5.29M -$138K -9,650 -2%
RFC
22
Russell Frank Company
Washington
$5.22M -$1.24M -86,329 -21%
FA
23
Friess Associates
Delaware
$4.56M +$5.08M +354,500 New
PAMU
24
Pictet Asset Management (UK)
United Kingdom
$4.16M +$333K +23,200 +8%
BIM
25
Bogle Investment Management
Massachusetts
$4.03M +$1.57M +109,495 +54%