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
-22
Holders Change %
-2.27%
% of All Funds
25.25%
Holding in Top 10
32
Holding in Top 10 Change
-5
Holding in Top 10 Change %
-13.51%
% of All Funds
0.85%
New
95
Increased
363
Reduced
350
Closed
103
Calls
$1.05B
Puts
$1.13B
Net Calls
-$73.9M
Net Calls Change
+$323M
Name Holding Trade Value Shares
Change
Shares
Change %
PPCM
301
Pillar Pacific Capital Management
California
$6.94M +$248K +951 +4%
PG
302
PEAK6 Group
Illinois
$6.91M -$12.9M -49,440 -65%
OA
303
Outfitter Advisors
Virginia
$6.79M +$419K +1,610 +7%
HI
304
HBK Investments
Texas
$6.76M -$20M -76,873 -75%
Federated Hermes
305
Federated Hermes
Pennsylvania
$6.72M -$4.71M -18,101 -41%
NLGIA
306
Nippon Life Global Investors Americas
New York
$6.68M -$185K -710 -3%
Janney Montgomery Scott
307
Janney Montgomery Scott
Pennsylvania
$6.62M +$2.94M +11,297 +80%
CL
308
CIM LLC
New York
$6.59M +$464K +1,784 +8%
CIC
309
Cornercap Investment Counsel
Georgia
$6.53M +$79.4K +305 +1%
IG
310
Ithaka Group
Virginia
$6.51M -$5.55M -21,325 -46%
NMERB
311
New Mexico Educational Retirement Board
New Mexico
$6.42M +$130K +500 +2%
BCAM
312
Boston Common Asset Management
Massachusetts
$6.42M +$708K +2,720 +12%
AAM
313
Advisors Asset Management
Colorado
$6.41M -$861K -3,306 -12%
CC
314
CQS Cayman
Cayman Islands
$6.4M -$7.48M -28,745 -54%
TMAM
315
Tokio Marine Asset Management
Japan
$6.36M +$275K +1,056 +5%
GPC
316
Glacier Peak Capital
Washington
$6.32M
HT
317
HAP Trading
New York
$6.23M -$19.4M -74,535 -76%
ERSOT
318
Employees Retirement System of Texas
Texas
$6.22M +$2.86M +11,000 +85%
MC
319
Muhlenkamp & Co
Pennsylvania
$6.21M +$6.21M +23,853 New
Jane Street
320
Jane Street
New York
$6.16M +$1.14M +4,370 +23%
Alyeska Investment Group
321
Alyeska Investment Group
Illinois
$6.09M +$4.57M +17,546 +301%
OI
322
Oakbrook Investments
Illinois
$6.08M +$369K +1,416 +6%
SIM
323
Sentry Investment Management
Wisconsin
$6.06M
CCM
324
Channing Capital Management
Illinois
$6.05M +$6.05M +23,253 New
BA
325
Bridgewater Associates
Connecticut
$6.02M -$521K -2,000 -8%