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Biogen
BIIB

Overview Fund Activity

1,009 hedge funds and large institutions have $37.6B invested in Biogen in 2019 Q2 according to their latest regulatory filings, with 84 funds opening new positions, 316 increasing their positions, 451 reducing their positions, and 142 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,009
Holders Change
-74
Holders Change %
-6.83%
% of All Funds
21.95%
Holding in Top 10
16
Holding in Top 10 Change
-6
Holding in Top 10 Change %
-27.27%
% of All Funds
0.35%
New
84
Increased
316
Reduced
451
Closed
142
Calls
$883M
Puts
$1.2B
Net Calls
-$319M
Net Calls Change
-$187M

Top Buyers

1
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$357M
2
Nuveen Asset Management
Nuveen Asset Management
Illinois
+$258M
3
Renaissance Technologies
Renaissance Technologies
New York
+$199M
4
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$182M
5
Boston Partners
Boston Partners
Massachusetts
+$151M

Top Sellers

1
ClearBridge Investments
ClearBridge Investments
New York
-$541M
2
Wellington Management Group
Wellington Management Group
Massachusetts
-$330M
3
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
-$218M
4
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
-$199M
5
Capital World Investors
Capital World Investors
California
-$193M
Name Holding Trade Value Shares
Change 		Shares
Change %
NEI
326
Northwest & Ethical Investments
Ontario, Canada
$3.84M -$39.8K -170 -1%
NMERB
327
New Mexico Educational Retirement Board
New Mexico
$3.76M -$164K -700 -4%
KeyBank National Association
328
KeyBank National Association
Ohio
$3.76M +$52.1K +223 +1%
GF
329
Gabelli Funds
New York
$3.74M – – –
CPA
330
Court Place Advisors
Maryland
$3.69M +$22.2K +95 +0.6%
SSA
331
Schonfeld Strategic Advisors
New York
$3.68M +$2.86M +12,216 +346%
WT
332
Whittier Trust
California
$3.66M -$193K -827 -5%
FHA
333
First Horizon Advisors
Tennessee
$3.58M +$105K +449 +3%
MCM
334
Mengis Capital Management
Oregon
$3.57M +$3.57M +15,279 New
CII
335
Capital International Inc
California
$3.57M +$2.69M +11,516 +306%
Citadel Advisors
336
Citadel Advisors
Florida
$3.53M -$31.4M -134,307 -90%
CGH
337
Crossmark Global Holdings
Texas
$3.53M +$221K +946 +7%
CA
338
Cullinan Associates
Kentucky
$3.52M -$1.46M -6,257 -29%
B
339
Barings
North Carolina
$3.52M -$730K -3,121 -17%
LCM
340
Laurion Capital Management
New York
$3.5M +$3.5M +14,963 New
PIA
341
Piedmont Investment Advisors
North Carolina
$3.46M -$2.09M -8,951 -38%
ODCM
342
Old Dominion Capital Management
Virginia
$3.43M -$71.3K -305 -2%
NLGIA
343
Nippon Life Global Investors Americas
New York
$3.42M +$374K +1,600 +12%
BTS
344
BB&T Securities
Virginia
$3.41M -$390K -1,667 -10%
AC
345
Allstate Corporation
Illinois
$3.4M -$296K -1,266 -8%
KCM
346
Kornitzer Capital Management
Kansas
$3.36M -$124K -531 -4%
LG
347
Leuthold Group
Minnesota
$3.34M -$181K -772 -5%
II
348
IFM Investors
Australia
$3.31M +$188K +802 +6%
HP
349
Hikari Power
Japan
$3.31M -$30.4K -130 -0.9%
GCP
350
GSA Capital Partners
United Kingdom
$3.23M -$2.92M -12,505 -48%
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