1,097 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, 414 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more capital invested

Capital invested by funds: $ → $

0% less funds holding

Funds holding: 1,1011,097 (-4)

4.01% less ownership

Funds ownership: 88.83%84.82% (-4%)

41% less call options, than puts

Call options by funds: $755M | Put options by funds: $1.28B

Holders
1,097
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
351
$5.86M
352
$5.81M
353
$5.8M
354
$5.79M
355
$5.74M
356
$5.72M
357
$5.7M
358
$5.66M
359
$5.66M
360
$5.65M
361
$5.63M
362
$5.58M
363
$5.51M
364
$5.51M
365
$5.51M
366
$5.5M
367
$5.48M
368
$5.33M
369
$5.25M
370
$5.17M
371
$5.16M
372
$5.12M
373
$5.12M
374
$5.07M
375
$5.05M