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Repligen

Name Holding Trade Value Shares
Change
Change in
Stake
Loomis, Sayles & Company
176
Loomis, Sayles & Company
Massachusetts
$1K +$1.21K +42 New
RIM
177
RS Investment Management
California
-$39.3M -1,411,394 Closed
Lord, Abbett & Co
178
Lord, Abbett & Co
New Jersey
-$5.31M -190,728 Closed
DCM
179
Driehaus Capital Management
Illinois
-$3.72M -133,722 Closed
CM
180
Castleark Management
Illinois
-$3.44M -123,690 Closed
William Blair & Company
181
William Blair & Company
Illinois
-$1.61M -57,894 Closed
BCM
182
Bridgeway Capital Management
Texas
-$836K -30,000 Closed
EI
183
EAM Investors
California
-$634K -22,769 Closed
HMS
184
Hanseatic Management Services
New Mexico
-$552K -19,817 Closed
LCG
185
Lisanti Capital Growth
New York
-$501K -17,977 Closed
AL
186
Airain Ltd
Guernsey
-$473K -16,984 Closed
NCCM
187
Nine Chapters Capital Management
New Jersey
-$440K -15,800 Closed
PP
188
Paloma Partners
Connecticut
-$427K -15,293 Closed
SEI Investments
189
SEI Investments
Pennsylvania
-$425K -15,244 Closed
RJA
190
Raymond James & Associates
Florida
-$337K -12,095 Closed
ARTA
191
A.R.T. Advisors
New York
-$293K -10,551 Closed
NI
192
Numeric Investors
Massachusetts
-$228K -8,200 Closed
SG Americas Securities
193
SG Americas Securities
New York
-$171K -6,150 Closed
Simplex Trading
194
Simplex Trading
Illinois
-$22.4K -777 Closed
MOACM
195
Mutual of America Capital Management
New York
-$18K -635 Closed
RIA
196
Regal Investment Advisors
Michigan
-$8K -300 Closed