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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
476
$2.09M
477
$2.09M
478
$2.08M
479
$2.07M
480
$2.06M
481
$2.05M
482
$2.05M
483
$2.04M
484
$2.04M
485
$2.02M
486
$2.01M
487
$1.98M
488
$1.98M
489
$1.98M
490
$1.95M
491
$1.94M
492
$1.94M
493
$1.93M
494
$1.89M
495
$1.87M
496
$1.83M
497
$1.83M
498
$1.82M
499
$1.76M
500
$1.76M