933 hedge funds and large institutions have $29.7B invested in Biogen in 2024 Q2 according to their latest regulatory filings, with 100 funds opening new positions, 317 increasing their positions, 335 reducing their positions, and 95 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more first-time investments, than exits

New positions opened: | Existing positions closed:

less ownership

Funds ownership:

5% less repeat investments, than reductions

Existing positions increased: 317 | Existing positions reduced: 335

1% less funds holding

Funds holding: 944933 (-11)

10% less call options, than puts

Call options by funds: $316M | Put options by funds: $353M

Holders
933
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
11
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$316M
Puts
$353M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
351
$1.5M
352
$1.48M
353
$1.47M
354
$1.46M
355
$1.46M
356
$1.46M
357
$1.45M
358
$1.43M
359
$1.43M
360
$1.42M
361
$1.42M
362
$1.41M
363
$1.41M
364
$1.4M
365
$1.37M
366
$1.37M
367
$1.36M
368
$1.34M
369
$1.33M
370
$1.33M
371
$1.32M
372
$1.31M
373
$1.31M
374
$1.31M
375
$1.31M