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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
326
$5.71M
327
$5.7M
328
$5.63M
329
$5.6M
330
$5.53M
331
$5.5M
332
$5.48M
333
$5.45M
334
$5.4M
335
$5.32M
336
$5.31M
337
$5.29M
338
$5.25M
339
$5.18M
340
$5.17M
341
$5.14M
342
$5.12M
343
$5.11M
344
$5.09M
345
$5.01M
346
$4.99M
347
$4.98M
348
$4.93M
349
$4.93M
350
$4.91M