1,012 hedge funds and large institutions have $59.3B invested in Biogen in 2016 Q3 according to their latest regulatory filings, with 121 funds opening new positions, 338 increasing their positions, 399 reducing their positions, and 67 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:

6% less call options, than puts

Call options by funds: $1.49B | Put options by funds: $1.59B

15% less repeat investments, than reductions

Existing positions increased: 338 | Existing positions reduced: 399

Holders
1,012
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
57
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.49B
Puts
$1.59B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
376
$5.59M
377
$5.54M
378
$5.53M
379
$5.52M
380
$5.48M
381
$5.47M
382
$5.46M
383
$5.46M
384
$5.44M
385
$5.42M
386
$5.39M
387
$5.37M
388
$5.34M
389
$5.32M
390
$5.31M
391
$5.24M
392
$5.21M
393
$5.17M
394
$5.04M
395
$5.01M
396
$5M
397
$4.96M
398
$4.92M
399
$4.83M
400
$4.77M