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Biogen

946 hedge funds and large institutions have $49.3B invested in Biogen in 2016 Q1 according to their latest regulatory filings, with 95 funds opening new positions, 363 increasing their positions, 350 reducing their positions, and 103 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
946
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
32
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.05B
Puts
$1.13B
Net Calls
Net Calls Change

Top Buyers

1 +$458M
2 +$148M
3 +$114M
4
VAM
Visium Asset Management
New York
+$99.3M
5
Invesco
Invesco
Georgia
+$89.1M
Name Holding Trade Value Shares
Change
Change in
Stake
301
$6.94M
302
$6.91M
303
$6.79M
304
$6.76M
305
$6.72M
306
$6.68M
307
$6.62M
308
$6.58M
309
$6.53M
310
$6.51M
311
$6.42M
312
$6.42M
313
$6.41M
314
$6.4M
315
$6.36M
316
$6.32M
317
$6.23M
318
$6.22M
319
$6.21M
320
$6.16M
321
$6.09M
322
$6.08M
323
$6.06M
324
$6.05M
325
$6.01M