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Regeneron Pharmaceuticals

1,383 hedge funds and large institutions have $67.7B invested in Regeneron Pharmaceuticals in 2026 Q1 according to their latest regulatory filings, with 134 funds opening new positions, 570 increasing their positions, 457 reducing their positions, and 102 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

5% less call options, than puts

Call options by funds: $1.04B | Put options by funds: $1.1B

1.89% less ownership

Funds ownership: 86.38%84.5% (-1.9%)

12% less funds holding in top 10

Funds holding in top 10: 2623 (-3)

Holders
1,383
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
23
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.04B
Puts
$1.1B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
EMPI
326
Elo Mutual Pension Insurance
Finland
$9.16M
Calamos Advisors
327
Calamos Advisors
Illinois
$9.11M
CII
328
Capital International Inc
California
$9.09M
CI Investments Inc
329
CI Investments Inc
Ontario, Canada
$9.08M
Lido Advisors
330
Lido Advisors
California
$9.07M
VC
331
Vestor Capital
Illinois
$9.01M
OPERF
332
Oregon Public Employees Retirement Fund
Oregon
$8.93M
AI
333
Atria Investments
North Carolina
$8.86M
AF
334
Avanza Fonder
Sweden
$8.76M
GCA
335
Greenwood Capital Associates
South Carolina
$8.7M
SC
336
Slow Capital
California
$8.67M
TI
337
Trexquant Investment
Connecticut
$8.55M
MPWT
338
MassMutual Private Wealth & Trust
Connecticut
$8.5M
HPCM
339
Hunter Perkins Capital Management
Illinois
$8.49M
AC
340
Allstate Corporation
Illinois
$8.46M
SAM
341
Simplify Asset Management
Nevada
$8.42M
BIA
342
Biondo Investment Advisors
Pennsylvania
$8.42M
CHAM
343
Clear Harbor Asset Management
Connecticut
$8.4M
KB
344
Kimelman & Baird
New York
$8.39M
MOACM
345
Mutual of America Capital Management
New York
$8.27M
OA
346
Oak Associates
Ohio
$8.16M
Walleye Trading
347
Walleye Trading
New York
$8.03M
PA
348
Profund Advisors
Maryland
$7.98M
ACA
349
Anchor Capital Advisors
Massachusetts
$7.96M
JC
350
Jacobs & Co
California
$7.94M