782 hedge funds and large institutions have $68.4B invested in Biogen in 2014 Q2 according to their latest regulatory filings, with 81 funds opening new positions, 275 increasing their positions, 302 reducing their positions, and 69 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:

9% less repeat investments, than reductions

Existing positions increased: 275 | Existing positions reduced: 302

25% less call options, than puts

Call options by funds: $814M | Put options by funds: $1.09B

Holders
782
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
36
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$814M
Puts
$1.09B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
426
$1.91M
427
$1.91M
428
$1.87M
429
$1.86M
430
$1.84M
431
$1.82M
432
$1.81M
433
$1.78M
434
$1.75M
435
$1.69M
436
$1.67M
437
$1.67M
438
$1.67M
439
$1.65M
440
$1.65M
441
$1.64M
442
$1.59M
443
$1.59M
444
$1.58M
445
$1.58M
446
$1.58M
447
$1.58M
448
$1.57M
449
$1.57M
450
$1.54M