1,096 hedge funds and large institutions have $51.9B invested in Biogen in 2018 Q2 according to their latest regulatory filings, with 82 funds opening new positions, 419 increasing their positions, 413 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,096
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
$755M
Puts
$1.28B
Net Calls
Net Calls Change

Top Buyers

1 +$193M
2 +$192M
3 +$115M
4
ClearBridge Investments
ClearBridge Investments
New York
+$98.9M
5
Invesco
Invesco
Georgia
+$88.1M
Name Holding Trade Value Shares
Change
Change in
Stake
451
$2.9M
452
$2.9M
453
$2.9M
454
$2.87M
455
$2.86M
456
$2.86M
457
$2.84M
458
$2.83M
459
$2.8M
460
$2.77M
461
$2.71M
462
$2.71M
463
$2.69M
464
$2.68M
465
$2.66M
466
$2.64M
467
$2.63M
468
$2.61M
469
$2.6M
470
$2.58M
471
$2.56M
472
$2.52M
473
$2.49M
474
$2.47M
475
$2.46M