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Regeneron Pharmaceuticals

1,198 hedge funds and large institutions have $46.9B invested in Regeneron Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 133 funds opening new positions, 442 increasing their positions, 474 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: 133 | Existing positions closed: 204

Holders
1,198
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
351
$4.81M
352
$4.79M
353
$4.71M
354
$4.71M
355
$4.69M
356
$4.64M
357
$4.63M
358
$4.53M
359
$4.52M
360
$4.46M
361
$4.45M
362
$4.44M
363
$4.42M
364
$4.41M
365
$4.39M
366
$4.37M
367
$4.34M
368
$4.33M
369
$4.3M
370
$4.27M
371
$4.26M
372
$4.22M
373
$4.21M
374
$4.14M
375
$4.12M