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Repligen

441 hedge funds and large institutions have $7.76B invested in Repligen in 2026 Q1 according to their latest regulatory filings, with 67 funds opening new positions, 165 increasing their positions, 131 reducing their positions, and 91 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

25% less funds holding in top 10

Funds holding in top 10: 86 (-2)

26% less first-time investments, than exits

New positions opened: 67 | Existing positions closed: 91

46% less call options, than puts

Call options by funds: $24.5M | Put options by funds: $45.7M

Holders
441
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$24.5M
Puts
$45.7M
Net Calls
Net Calls Change

Top Sellers

1 -$87.7M
2 -$87.5M
3 -$84.6M
4
Walleye Capital
Walleye Capital
New York
-$68.3M
5
FAM
Fred Alger Management
New York
-$66.6M
Name Holding Trade Value Shares
Change
Change in
Stake
SG Americas Securities
226
SG Americas Securities
New York
$665K
MG
227
Marex Group
$656K
PWG
228
Portside Wealth Group
Utah
$655K
MML Investors Services
229
MML Investors Services
Massachusetts
$643K
HFS
230
Hantz Financial Services
Michigan
$641K
SOADOR
231
State of Alaska Department of Revenue
Alaska
$616K
VPIM
232
Vanguard Personalized Indexing Management
California
$599K
TI
233
Tidal Investments
Wisconsin
$596K
BMC
234
Benin Management Corp
Connecticut
$589K
AAM
235
Advisors Asset Management
Colorado
$535K
QIM
236
Quantitative Investment Management
Virginia
$531K
Wealth Enhancement Advisory Services
237
Wealth Enhancement Advisory Services
Minnesota
$529K
MP
238
Mangrove Partners
Connecticut
$517K
WCM
239
Washington Capital Management
Washington
$516K
Federated Hermes
240
Federated Hermes
Pennsylvania
$496K
DLCIG
241
D.L. Carlson Investment Group
New Hampshire
$493K
HP
242
Havemeyer Place
Connecticut
$486K
BPC
243
Banque Pictet & Cie
Switzerland
$482K
VCA
244
Verdence Capital Advisors
Maryland
$479K
CGH
245
Crossmark Global Holdings
Texas
$472K
GIP
246
Granite Investment Partners
California
$471K
MUAMU
247
Mitsubishi UFJ Asset Management (UK)
United Kingdom
$471K
TRCT
248
Tower Research Capital (TRC)
New York
$456K
HTHT
249
Hemenway Trust Hemenway Trust
New Hampshire
$454K
SAM
250
Securian Asset Management
Minnesota
$453K