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
401
$2.52M
402
$2.47M
403
$2.44M
404
$2.43M
405
$2.4M
406
$2.37M
407
$2.33M
408
$2.31M
409
$2.31M
410
$2.23M
411
$2.17M
412
$2.17M
413
$2.16M
414
$2.16M
415
$2.15M
416
$2.14M
417
$2.13M
418
$2.08M
419
$2.05M
420
$2.02M
421
$1.96M
422
$1.96M
423
$1.96M
424
$1.95M
425
$1.93M