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
326
$6.6M
327
$6.58M
328
$6.53M
329
$6.53M
330
$6.53M
331
$6.49M
332
$6.48M
333
$6.45M
334
$6.41M
335
$6.41M
336
$6.39M
337
$6.37M
338
$6.32M
339
$6.31M
340
$6.3M
341
$6.17M
342
$6.14M
343
$6.1M
344
$6.06M
345
$6.02M
346
$5.99M
347
$5.99M
348
$5.96M
349
$5.95M
350
$5.94M