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Regeneron Pharmaceuticals

1,199 hedge funds and large institutions have $46.9B invested in Regeneron Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 132 funds opening new positions, 442 increasing their positions, 476 reducing their positions, and 204 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: $58.4B → $46.9B (-$11.5B)

20% less funds holding in top 10

Funds holding in top 10: 1512 (-3)

35% less first-time investments, than exits

New positions opened: 132 | Existing positions closed: 204

Holders
1,199
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 +$838M
2 +$338M
3 +$215M
4
BlackRock
BlackRock
New York
+$195M
5
Acadian Asset Management
Acadian Asset Management
Massachusetts
+$182M
Name Holding Trade Value Shares
Change
Change in
Stake
676
$638K
677
$637K
678
$632K
679
$629K
680
$626K
681
$626K
682
$625K
683
$624K
684
$623K
685
$613K
686
$611K
687
$608K
688
$607K
689
$607K
690
$606K
691
$603K
692
$597K
693
$596K
694
$592K
695
$592K
696
$591K
697
$586K
698
$581K
699
$574K
700
$572K