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Biogen
BIIB

Overview Fund Activity

1,018 hedge funds and large institutions have $51.5B invested in Biogen in 2017 Q1 according to their latest regulatory filings, with 90 funds opening new positions, 389 increasing their positions, 395 reducing their positions, and 83 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,018
Holders Change
-6
Holders Change %
-0.59%
% of All Funds
25.38%
Holding in Top 10
27
Holding in Top 10 Change
-14
Holding in Top 10 Change %
-34.15%
% of All Funds
0.67%
New
90
Increased
389
Reduced
395
Closed
83
Calls
$808M
Puts
$1.07B
Net Calls
-$265M
Net Calls Change
-$42.8M

Top Buyers

1
BlackRock
BlackRock
New York
$4.84B
2
JHIU
Janus Henderson Investors US
Colorado
$530M
3
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
$370M
4
Winslow Capital Management
Winslow Capital Management
Minnesota
$345M
5
Goldman Sachs
Goldman Sachs
New York
$475M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$1.52B
2
Ameriprise
Ameriprise
Minnesota
$512M
3
Viking Global Investors
Viking Global Investors
Connecticut
$188M
4
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$2.22B
5
Two Sigma Investments
Two Sigma Investments
New York
$1.45M
Name Holding Trade Value Shares
Change 		Shares
Change %
HS
276
HighVista Strategies
Massachusetts
$9.44M -$4.81M -17,600 -34%
RJFSA
277
Raymond James Financial Services Advisors
Florida
$9.43M +$1.42M +5,200 +18%
LSV Asset Management
278
LSV Asset Management
Illinois
$9.4M +$902K +3,300 +11%
Janney Montgomery Scott
279
Janney Montgomery Scott
Pennsylvania
$9.25M +$289K +1,058 +3%
TRIM
280
Thompson Rubinstein Investment Management
Oregon
$9.23M -$287K -1,051 -3%
SIP
281
Stoneridge Investment Partners
Pennsylvania
$9.13M +$4.62M +16,910 +103%
CG
282
Cutler Group
California
$9.09M -$17.4M -63,535 -66%
MA
283
MUFG Americas
New York
$9.05M +$418K +1,527 +5%
GF
284
Gabelli Funds
New York
$9.02M +$164K +600 +2%
SIM
285
Spark Investment Management
New York
$9.02M – – –
GT
286
Glenview Trust
Kentucky
$8.84M +$577K +2,110 +7%
ZIG
287
Zurich Insurance Group
Switzerland
$8.82M +$394K +1,441 +5%
HighTower Advisors
288
HighTower Advisors
Illinois
$8.76M +$1.78M +6,535 +26%
Commonwealth Equity Services
289
Commonwealth Equity Services
Massachusetts
$8.44M +$228K +834 +3%
Janus Henderson Group
290
Janus Henderson Group
United Kingdom
$8.44M +$91.6K +335 +1%
LCM
291
Laurion Capital Management
New York
$8.4M +$3.82M +13,979 +83%
HI
292
HBK Investments
Texas
$8.28M -$30.6M -111,810 -79%
B
293
Barings
North Carolina
$8.28M +$4.14M +15,136 +100%
MSA
294
Mason Street Advisors
Wisconsin
$8.16M +$20K +73 +0.2%
PP
295
PDT Partners
New York
$8.07M +$1.48M +5,400 +22%
MPM
296
Meritage Portfolio Management
Kansas
$7.9M +$3.42M +12,522 +77%
MBI
297
Montrusco Bolton Investments
Quebec, Canada
$7.84M -$71.8K -263 -0.9%
CB
298
Commerce Bank
Missouri
$7.79M +$186K +682 +2%
Calamos Advisors
299
Calamos Advisors
Illinois
$7.68M -$16.4K -60 -0.2%
PPCM
300
Pillar Pacific Capital Management
California
$7.68M +$26K +95 +0.3%
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