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
576
$1.33M
577
$1.33M
578
$1.33M
579
$1.33M
580
$1.33M
581
$1.31M
582
$1.31M
583
$1.29M
584
$1.29M
585
$1.29M
586
$1.28M
587
$1.27M
588
$1.23M
589
$1.23M
590
$1.23M
591
$1.22M
592
$1.21M
593
$1.21M
594
$1.21M
595
$1.2M
596
$1.19M
597
$1.19M
598
$1.17M
599
$1.17M
600
$1.16M