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Biogen
BIIB

Overview Fund Activity

922 hedge funds and large institutions have $58.4B invested in Biogen in 2015 Q3 according to their latest regulatory filings, with 105 funds opening new positions, 406 increasing their positions, 283 reducing their positions, and 150 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
922
Holders Change
-50
Holders Change %
-5.14%
% of All Funds
25.77%
Holding in Top 10
37
Holding in Top 10 Change
-15
Holding in Top 10 Change %
-28.85%
% of All Funds
1.03%
New
105
Increased
406
Reduced
283
Closed
150
Calls
$1.22B
Puts
$1.8B
Net Calls
-$579M
Net Calls Change
-$71.2M

Top Buyers

1
Ameriprise
Ameriprise
Minnesota
+$349M
2
SCM
Steadfast Capital Management
New York
+$278M
3
Bank of America
Bank of America
North Carolina
+$247M
4
Wellington Management Group
Wellington Management Group
Massachusetts
+$242M
5
BA
BlackRock Advisors
Delaware
+$221M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$1.51B
2
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$1.3B
3
Winslow Capital Management
Winslow Capital Management
Minnesota
-$520M
4
MCM
Marsico Capital Management
Colorado
-$518M
5
DCP
DSM Capital Partners
Florida
-$346M
Name Holding Trade Value Shares
Change 		Shares
Change %
WG
276
Winton Group
United Kingdom
$9.01M +$560K +1,919 +7%
MOACM
277
Mutual of America Capital Management
New York
$8.92M +$67.1K +230 +0.8%
MSA
278
Mason Street Advisors
Wisconsin
$8.88M +$40.6K +139 +0.5%
MCM
279
Mitchell Capital Management
Kansas
$8.85M +$107K +368 +1%
GP
280
GLG Partners
United Kingdom
$8.79M +$3.55M +12,174 +68%
MIG
281
Mariner Investment Group
New York
$8.78M +$6.02M +20,643 +219%
IHM
282
Iguana Healthcare Management
New York
$8.75M +$4.38M +15,000 +100%
MBI
283
Montrusco Bolton Investments
Quebec, Canada
$8.65M -$4.08K -14 -0%
CPIM
284
Columbia Partners Investment Management
Virginia
$8.62M -$5.41M -18,541 -39%
SIM
285
Sentry Investment Management
Wisconsin
$8.54M +$951K +3,258 +13%
CB
286
Commerce Bank
Missouri
$8.45M -$594K -2,034 -7%
ORI
287
Oak Ridge Investments
Illinois
$8.41M +$8.41M +28,810 New
CIBC Asset Management
288
CIBC Asset Management
Ontario, Canada
$8.39M +$81.7K +280 +1%
AL
289
AJO LP
Pennsylvania
$8.35M -$12.8M -43,986 -61%
SAMNY
290
Samsung Asset Management (New York)
New York
$8.35M +$3.71M +12,720 +80%
SGA
291
Sector Gamma AS
Norway
$8.35M +$8.35M +28,600 New
DAM
292
Deltec Asset Management
New York
$8.32M +$7M +24,005 +533%
GA
293
Geneva Advisors
Illinois
$8.28M -$44M -150,959 -84%
FLPIM
294
F.L. Putnam Investment Management
Massachusetts
$8.26M -$16.1K -55 -0.2%
GT
295
Glenmede Trust
Pennsylvania
$8.24M -$12.4M -42,581 -60%
Daiwa Securities Group
296
Daiwa Securities Group
Japan
$8.14M -$2.85M -9,770 -26%
TMAM
297
Tokio Marine Asset Management
Japan
$7.93M +$809K +2,773 +11%
IIM
298
Ivory Investment Management
New York
$7.92M +$7.92M +27,126 New
Nomura Holdings
299
Nomura Holdings
Japan
$7.9M +$1.83M +6,240 +30%
Nordea Investment Management
300
Nordea Investment Management
Sweden
$7.84M +$98.6K +338 +1%
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