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Regeneron Pharmaceuticals

1,202 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, 444 increasing their positions, 477 reducing their positions, and 205 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 funds holding in top 10

Funds holding in top 10: 1512 (-3)

21% less capital invested

Capital invested by funds: $59.1B → $46.9B (-$12.2B)

36% less first-time investments, than exits

New positions opened: 132 | Existing positions closed: 205

Holders
1,202
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
751
$451K
752
$448K
753
$447K
754
$447K
755
$444K
756
$443K
757
$438K
758
$435K
759
$433K
760
$432K
761
$428K
762
$425K
763
$423K
764
$421K
765
$420K
766
$419K
767
$417K
768
$414K
769
$411K
770
$410K
771
$408K
772
$407K
773
$402K
774
$399K
775
$398K