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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
476
$2.1M
477
$2.09M
478
$2.09M
479
$2.08M
480
$2.07M
481
$2.06M
482
$2.05M
483
$2.05M
484
$2.04M
485
$2.04M
486
$2.02M
487
$2.01M
488
$1.98M
489
$1.98M
490
$1.98M
491
$1.95M
492
$1.94M
493
$1.94M
494
$1.93M
495
$1.89M
496
$1.87M
497
$1.83M
498
$1.83M
499
$1.82M
500
$1.76M