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Regeneron Pharmaceuticals

1,193 hedge funds and large institutions have $46.8B invested in Regeneron Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 134 funds opening new positions, 437 increasing their positions, 472 reducing their positions, and 201 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

20% less capital invested

Capital invested by funds: $58.3B → $46.8B (-$11.5B)

20% less funds holding in top 10

Funds holding in top 10: 1512 (-3)

33% less first-time investments, than exits

New positions opened: 134 | Existing positions closed: 201

Holders
1,193
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
12
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.15B
Puts
$1.01B
Net Calls
Net Calls Change

Top Buyers

1 +$789M
2 +$318M
3 +$202M
4
BlackRock
BlackRock
New York
+$184M
5
Acadian Asset Management
Acadian Asset Management
Massachusetts
+$171M
Name Holding Trade Value Shares
Change
Change in
Stake
GIBU
426
Gulf International Bank (UK)
United Kingdom
$2.86M
SAM
427
Securian Asset Management
Minnesota
$2.85M
EG
428
Ellerson Group
Maryland
$2.85M
GHAM
429
Gilman Hill Asset Management
Connecticut
$2.84M
Focus Partners Wealth
430
Focus Partners Wealth
Massachusetts
$2.82M
EFM
431
E Fund Management
China
$2.8M
ELI
432
Empire Life Investments
Ontario, Canada
$2.79M
TE
433
Tema ETFs
New York
$2.79M
SA
434
Sovran Advisors
California
$2.75M
KCM
435
Kennedy Capital Management
Missouri
$2.68M
OSAM
436
O'Shaughnessy Asset Management
Connecticut
$2.67M
MSRPS
437
Maryland State Retirement & Pension System
Maryland
$2.66M
MASUI
438
MIRAE ASSET SECURITIES (USA) INC.
New York
$2.63M
CCAM
439
Codex Capital Asset Management
Texas
$2.63M
BAMF
440
BI Asset Management Fondsmaeglerselskab
Denmark
$2.62M
CL
441
Choreo LLC
Illinois
$2.61M
NMERB
442
New Mexico Educational Retirement Board
New Mexico
$2.57M
VIA
443
Victrix Investment Advisors
Florida
$2.57M
Twin Tree Management
444
Twin Tree Management
Texas
$2.57M
SCTC
445
Sanibel Captiva Trust Company
Florida
$2.55M
IMCOOI
446
Investment Management Corp of Ontario (IMCO)
Canada
$2.49M
CIBC World Market
447
CIBC World Market
Ontario, Canada
$2.49M
TWC
448
TD Waterhouse Canada
Ontario, Canada
$2.47M
SC
449
Stempoint Capital
New York
$2.45M
PI
450
PineBridge Investments
New York
$2.44M