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Repligen

Name Holding Trade Value Shares
Change
Change in
Stake
BIT
1
BlackRock Institutional Trust
California
$22.3M +$4.47M +374,307 +30%
NC
2
Northpointe Capital
Michigan
$21.3M -$3.03M -254,209 -14%
Acadian Asset Management
3
Acadian Asset Management
Massachusetts
$17.7M -$9.91K -830 -0.1%
BFA
4
BlackRock Fund Advisors
California
$16.7M -$159K -13,313 -1%
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$16.5M +$127K +10,628 +0.9%
State Street
6
State Street
Massachusetts
$15M +$6.65M +556,954 +103%
Fidelity Investments
7
Fidelity Investments
Massachusetts
$12.9M -$1.39M -116,581 -11%
KI
8
Kalmar Investments
Delaware
$12.2M -$350K -29,320 -3%
Millennium Management
9
Millennium Management
New York
$12.1M +$1.67M +139,595 +19%
Vanguard Group
10
Vanguard Group
Pennsylvania
$11.5M +$511K +42,792 +5%
Ameriprise
11
Ameriprise
Minnesota
$10.8M -$650K -54,464 -6%
Federated Hermes
12
Federated Hermes
Pennsylvania
$10.2M -$8.6M -719,925 -49%
WSA
13
Wall Street Associates
California
$10.1M +$4.88M +408,800 +123%
BA
14
BlackRock Advisors
Delaware
$7.86M -$1.27M -106,222 -16%
AWMDMG
15
Austin W. Marxe & David M. Greenhouse
New York
$7.85M -$478K -40,000 -6%
Allianz Asset Management
16
Allianz Asset Management
Germany
$7.79M +$395K +33,078 +6%
Renaissance Technologies
17
Renaissance Technologies
New York
$7.68M +$2.56M +214,300 +61%
Northern Trust
18
Northern Trust
Illinois
$6.36M +$96.8K +8,108 +2%
QBFM
19
QS Batterymarch Financial Management
New York
$5.75M -$117K -9,840 -2%
RFC
20
Russell Frank Company
Washington
$5.35M -$320K -26,787 -6%
CCM
21
Cadence Capital Management
Massachusetts
$5.17M +$3.09M +258,490 +214%
AQR Capital Management
22
AQR Capital Management
Connecticut
$4.19M +$972K +81,378 +36%
PAMU
23
Pictet Asset Management (UK)
United Kingdom
$4.09M +$3.58M +300,200 New
RHJA
24
Rice Hall James & Associates
California
$3.86M -$165K -13,800 -5%
EI
25
EAM Investors
California
$3.66M -$15K -1,253 -0.5%