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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
376
$4.07M
377
$4.07M
378
$4.01M
379
$3.99M
380
$3.99M
381
$3.97M
382
$3.94M
383
$3.89M
384
$3.89M
385
$3.78M
386
$3.77M
387
$3.72M
388
$3.72M
389
$3.71M
390
$3.62M
391
$3.52M
392
$3.51M
393
$3.51M
394
$3.48M
395
$3.37M
396
$3.36M
397
$3.34M
398
$3.28M
399
$3.27M
400
$3.23M