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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
376
$4.12M
377
$4.07M
378
$4.07M
379
$4.01M
380
$3.99M
381
$3.99M
382
$3.97M
383
$3.94M
384
$3.89M
385
$3.89M
386
$3.78M
387
$3.77M
388
$3.72M
389
$3.72M
390
$3.71M
391
$3.62M
392
$3.52M
393
$3.51M
394
$3.51M
395
$3.48M
396
$3.37M
397
$3.36M
398
$3.34M
399
$3.28M
400
$3.27M