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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
301
$6.95M
302
$6.87M
303
$6.78M
304
$6.75M
305
$6.66M
306
$6.64M
307
$6.62M
308
$6.62M
309
$6.61M
310
$6.51M
311
$6.44M
312
$6.32M
313
$6.3M
314
$6.28M
315
$6.27M
316
$6.24M
317
$6.22M
318
$6.02M
319
$6.01M
320
$6.01M
321
$5.97M
322
$5.96M
323
$5.93M
324
$5.86M
325
$5.82M