982 hedge funds and large institutions have $32.7B invested in Biogen in 2022 Q3 according to their latest regulatory filings, with 150 funds opening new positions, 276 increasing their positions, 369 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

2.2% more ownership

Funds ownership: 82.76%84.97% (+2.2%)

8% more call options, than puts

Call options by funds: $2.02B | Put options by funds: $1.87B

25% less repeat investments, than reductions

Existing positions increased: 276 | Existing positions reduced: 369

Holders
982
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
21
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.02B
Puts
$1.87B
Net Calls
Net Calls Change

Top Buyers

1 +$326M
2 +$179M
3 +$134M
4
Fidelity Investments
Fidelity Investments
Massachusetts
+$120M
5
Millennium Management
Millennium Management
New York
+$88.4M

Top Sellers

1 -$307M
2 -$165M
3 -$106M
4
Renaissance Technologies
Renaissance Technologies
New York
-$105M
5
HM
HealthCor Management
New York
-$91.8M
Name Holding Trade Value Shares
Change
Change in
Stake
476
$977K
477
$945K
478
$933K
479
$925K
480
$921K
481
$908K
482
$881K
483
$879K
484
$876K
485
$872K
486
$867K
487
$862K
488
$856K
489
$856K
490
$850K
491
$840K
492
$837K
493
$828K
494
$822K
495
$803K
496
$801K
497
$796K
498
$792K
499
$789K
500
$788K