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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
401
$3.27M
402
$3.23M
403
$3.22M
404
$3.22M
405
$3.22M
406
$3.21M
407
$3.2M
408
$3.19M
409
$3.19M
410
$3.18M
411
$3.17M
412
$3.16M
413
$3.15M
414
$3.13M
415
$3.11M
416
$3.05M
417
$3.04M
418
$3M
419
$3M
420
$2.99M
421
$2.98M
422
$2.98M
423
$2.96M
424
$2.94M
425
$2.94M