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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 %
PCOC
301
Power Corp of Canada
Canada
$2.89M 11,158 -4,977 -31%
OC
302
Oppenheimer & Co
New York
$2.89M 11,156 +2,779 +33%
CIG
303
Cairn Investment Group
Washington
$2.88M 11,126 +323 +3%
MML Investors Services
304
MML Investors Services
Massachusetts
$2.81M 10,859 +470 +5%
BBL
305
Beck Bode LLC
Massachusetts
$2.76M 10,677 +10,677 New
ECU
306
Eisler Capital (UK)
United Kingdom
$2.75M 10,639 -23,052 -68%
FDCDDQ
307
Federation des caisses Desjardins du Quebec
Quebec, Canada
$2.74M 10,605 -5,924 -36%
CPA
308
Court Place Advisors
Maryland
$2.71M 10,473 -163 -2%
Pathstone Holdings
309
Pathstone Holdings
New Jersey
$2.69M 10,409 +10,409 New
CAM
310
Cresset Asset Management
Illinois
$2.68M 10,366 +4,298 +71%
KeyBank National Association
311
KeyBank National Association
Ohio
$2.68M 10,338 -782 -7%
CSS
312
Cubist Systematic Strategies
Connecticut
$2.66M 10,291 +7,947 +339%
VPIM
313
Vanguard Personalized Indexing Management
California
$2.64M 10,206 -525 -5%
GIM
314
Guardian Investment Management
California
$2.63M 10,165 +100 +1%
CAPTRUST Financial Advisors
315
CAPTRUST Financial Advisors
North Carolina
$2.63M 10,160 -174 -2%
HIMCH
316
Hartford Investment Management Co (HIMCO)
Connecticut
$2.53M 9,762 -2,409 -20%
CGH
317
Crossmark Global Holdings
Texas
$2.47M 9,527 -2,255 -19%
SI
318
Stephens Inc
Arkansas
$2.45M 9,454 -270 -3%
PI
319
PEAK6 Investments
Illinois
$2.43M 9,402 -6,106 -39%
MCC
320
Money Concepts Capital
Florida
$2.38M 9,214 -232 -2%
SAM
321
Securian Asset Management
Minnesota
$2.38M 9,179 -1,201 -12%
CB
322
Commerce Bank
Missouri
$2.37M 9,162 -75 -0.8%
IAA
323
Independent Advisor Alliance
North Carolina
$2.34M 9,051 +363 +4%
VA
324
Vident Advisory
Georgia
$2.34M 9,034 +2,969 +49%
TCM
325
Twin Capital Management
Pennsylvania
$2.29M 8,851 -278 -3%
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