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Repligen

Name Holding Trade Value Shares
Change
Change in
Stake
NC
1
Northpointe Capital
Michigan
$18.3M +$18.6M +2,218,577 New
Federated Hermes
2
Federated Hermes
Pennsylvania
$16.8M +$17.1M +2,035,870 New
BIT
3
BlackRock Institutional Trust
California
$10.8M +$11M +1,305,020 New
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$9.68M +$9.86M +1,174,383 New
Fidelity Investments
5
Fidelity Investments
Massachusetts
$9.02M +$9.2M +1,095,131 New
BFA
6
BlackRock Fund Advisors
California
$8.85M +$9.02M +1,074,161 New
Vanguard Group
7
Vanguard Group
Pennsylvania
$6.59M +$6.72M +799,834 New
Millennium Management
8
Millennium Management
New York
$6.21M +$6.33M +753,780 New
Ameriprise
9
Ameriprise
Minnesota
$6.2M +$6.32M +752,413 New
AWMDMG
10
Austin W. Marxe & David M. Greenhouse
New York
$5.07M +$5.17M +615,664 New
State Street
11
State Street
Massachusetts
$4.36M +$4.45M +529,566 New
Allianz Asset Management
12
Allianz Asset Management
Germany
$3.9M +$3.97M +473,074 New
Northern Trust
13
Northern Trust
Illinois
$3.78M +$3.85M +458,507 New
Wellington Management Group
14
Wellington Management Group
Massachusetts
$2.94M +$3M +356,992 New
QBFM
15
QS Batterymarch Financial Management
New York
$2.79M +$2.84M +338,101 New
BA
16
BlackRock Advisors
Delaware
$2.57M +$2.62M +311,675 New
RHJA
17
Rice Hall James & Associates
California
$2.45M +$2.5M +297,131 New
Renaissance Technologies
18
Renaissance Technologies
New York
$2.41M +$2.45M +292,200 New
RFC
19
Russell Frank Company
Washington
$2.33M +$2.37M +282,316 New
EI
20
EAM Investors
California
$2.28M +$2.32M +276,691 New
NIP
21
Nicholas Investment Partners
California
$2.09M +$2.13M +253,516 New
Bank of New York Mellon
22
Bank of New York Mellon
New York
$1.85M +$1.89M +224,749 New
Acadian Asset Management
23
Acadian Asset Management
Massachusetts
$1.6M +$1.63M +194,394 New
TCIM
24
TIAA CREF Investment Management
New York
$1.42M +$1.45M +172,287 New
SFM
25
Systematic Financial Management
New Jersey
$1.4M +$1.43M +170,139 New