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Biogen
BIIB

Overview Fund Activity

990 hedge funds and large institutions have $33.5B invested in Biogen in 2023 Q4 according to their latest regulatory filings, with 132 funds opening new positions, 283 increasing their positions, 372 reducing their positions, and 81 closing their positions.

Holders
990
Holders Change
+35
Holders Change %
+3.66%
% of All Funds
14.52%
Holding in Top 10
10
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-28.57%
% of All Funds
0.15%
New
132
Increased
283
Reduced
372
Closed
81
Calls
$643M
Puts
$499M
Net Calls
+$144M
Net Calls Change
+$86.4M

Top Buyers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$3.73B
2
Morgan Stanley
2
Morgan Stanley
New York
$817M
3
Invesco
3
Invesco
Georgia
$470M
4
T. Rowe Price Investment Management
4
T. Rowe Price Investment Management
Maryland
$1.39B
5
Fidelity International
5
Fidelity International
Bermuda
$170M

Top Sellers

1
SC
1
Samlyn Capital
New York
$0
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$259M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$196M
4
AQR Capital Management
4
AQR Capital Management
Connecticut
$9.61M
5
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$6.19M
Name Market Value Shares Shares
Change 		Shares
Change %
GT
276
Glenmede Trust
Pennsylvania
$3.5M 13,524 -14,740 -52%
QWP
277
Quotient Wealth Partners
Texas
$3.45M 13,313 +13,313 New
TAF
278
Tredje AP-fonden
Sweden
$3.43M 13,263 -37,120 -74%
FAM
279
Fred Alger Management
New York
$3.42M 13,235 +13,235 New
IGAM
280
iA Global Asset Management
Quebec, Canada
$3.37M 13,031 +960 +8%
Group One Trading
281
Group One Trading
Illinois
$3.31M 12,786 +3,538 +38%
KA
282
Kintegral Advisory
New York
$3.3M 12,761 -81 -0.6%
EMPI
283
Elo Mutual Pension Insurance
Finland
$3.29M 12,693 +579 +5%
Creative Planning
284
Creative Planning
Kansas
$3.24M 12,503 -767 -6%
TRSOTSOK
285
Teachers Retirement System of the State of Kentucky
Kentucky
$3.23M 12,487 -521 -4%
GIBU
286
Gulf International Bank (UK)
United Kingdom
$3.2M 12,366 -1,437 -10%
T
287
TOBAM
France
$3.09M 11,922 -933 -7%
OCBCO
288
Oversea-Chinese Banking Corp (OCBC)
Singapore
$3.05M 11,770 +750 +7%
William Blair & Company
289
William Blair & Company
Illinois
$3.04M 11,735 -2,388 -17%
AP
290
Arlington Partners
Alabama
$3.02M 11,656 +11,656 New
BCM
291
Bayesian Capital Management
New York
$3M 11,600 +11,600 New
KRS
292
Kentucky Retirement Systems
Kentucky
$3M 11,593 -455 -4%
GFA
293
Gifford Fong Associates
California
$2.98M 11,500 – –
DILIC
294
Dai-ichi Life Insurance Company
Japan
$2.97M 11,459 -10,222 -47%
NGM
295
North Growth Management
British Columbia, Canada
$2.95M 11,000 – –
OPERF
296
Oregon Public Employees Retirement Fund
Oregon
$2.93M 11,337 -9,305 -45%
SF
297
Synovus Financial
Georgia
$2.93M 11,327 +348 +3%
DT
298
Diversified Trust
Tennessee
$2.92M 11,272 +11,272 New
MSRPS
299
Maryland State Retirement & Pension System
Maryland
$2.9M 11,211 +210 +2%
ONSWM
300
Old North State Wealth Management
North Carolina
$2.9M 11,204 +870 +8%
10 11
12
13 14