1,144 hedge funds and large institutions have $62.8B invested in Biogen in 2018 Q3 according to their latest regulatory filings, with 142 funds opening new positions, 345 increasing their positions, 466 reducing their positions, and 84 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

more ownership

Funds ownership:

0% more funds holding in top 10

Funds holding in top 10: 2828 (0)

26% less repeat investments, than reductions

Existing positions increased: 345 | Existing positions reduced: 466

41% less call options, than puts

Call options by funds: $1.11B | Put options by funds: $1.88B

Holders
1,144
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
28
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.11B
Puts
$1.88B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
426
$4.62M
427
$4.58M
428
$4.58M
429
$4.53M
430
$4.53M
431
$4.39M
432
$4.33M
433
$4.29M
434
$4.29M
435
$4.24M
436
$4.18M
437
$4.17M
438
$4.12M
439
$4.1M
440
$4.08M
441
$4.06M
442
$4.06M
443
$4.03M
444
$3.98M
445
$3.96M
446
$3.94M
447
$3.93M
448
$3.93M
449
$3.85M
450
$3.85M