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
276
$3.16M
277
$3.14M
278
$3.12M
279
$3.11M
280
$3.07M
281
$3.04M
282
$3.03M
283
$3.01M
284
$2.95M
285
$2.92M
286
$2.9M
287
$2.77M
288
$2.67M
289
$2.63M
290
$2.61M
291
$2.6M
292
$2.6M
293
$2.58M
294
$2.54M
295
$2.48M
296
$2.48M
297
$2.42M
298
$2.42M
299
$2.42M
300
$2.38M