992 hedge funds and large institutions have $34.8B invested in Biogen in 2023 Q1 according to their latest regulatory filings, with 87 funds opening new positions, 340 increasing their positions, 361 reducing their positions, and 101 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
992
Holders Change
-32
Holders Change %
-3.13%
% of All Funds
15.88%
Holding in Top 10
19
Holding in Top 10 Change
-5
Holding in Top 10 Change %
-20.83%
% of All Funds
0.3%
New
87
Increased
340
Reduced
361
Closed
101
Calls
$744M
Puts
$674M
Net Calls
+$70.1M
Net Calls Change
+$286M
Name Holding Trade Value Shares
Change
Shares
Change %
CGH
251
Crossmark Global Holdings
Texas
$6.64M +$198K +712 +3%
AAM
252
Auxier Asset Management
Oregon
$6.2M -$13.9K -50 -0.2%
BF
253
BOK Financial
Oklahoma
$6.1M -$1.92M -6,894 -24%
Corient Private Wealth
254
Corient Private Wealth
Florida
$6.08M +$2.11M +7,602 +53%
MOACM
255
Mutual of America Capital Management
New York
$5.97M +$9.45K +34 +0.2%
IBT
256
International Biotechnology Trust
United Kingdom
$5.95M
AIM
257
Achmea Investment Management
Netherlands
$5.95M +$802K +2,884 +16%
Janus Henderson Group
258
Janus Henderson Group
United Kingdom
$5.91M +$626K +2,251 +12%
PIM
259
Platinum Investment Management
Australia
$5.7M -$732K -2,633 -11%
AAIM
260
American Assets Investment Management
California
$5.56M +$5.56M +20,000 New
GAM
261
Gotham Asset Management
New York
$5.53M +$418K +1,505 +8%
X
262
Xponance
Pennsylvania
$5.5M +$138K +497 +3%
ECM
263
Exchange Capital Management
Michigan
$5.47M +$82.6K +297 +2%
Twin Tree Management
264
Twin Tree Management
Texas
$5.46M -$7.94M -28,557 -59%
SCM
265
Shelton Capital Management
Colorado
$5.4M +$3.51M +12,633 +186%
TC
266
TwinBeech Capital
New York
$5.37M -$428K -1,541 -7%
GIBU
267
Gulf International Bank (UK)
United Kingdom
$5.25M -$2.02M -7,281 -28%
FWIA
268
Fort Washington Investment Advisors
Ohio
$5.25M
Janney Montgomery Scott
269
Janney Montgomery Scott
Pennsylvania
$5.19M -$33.4K -120 -0.6%
AIMCA
270
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$5.11M -$7.62M -27,400 -60%
Walleye Trading
271
Walleye Trading
New York
$5.06M +$5.06M +18,204 New
Daiwa Securities Group
272
Daiwa Securities Group
Japan
$5.04M +$517K +1,859 +11%
Mariner
273
Mariner
Kansas
$5.01M -$526K -1,891 -9%
IMPI
274
Ilmarinen Mutual Pension Insurance
Finland
$5.01M
CA
275
Cornerstone Advisors
North Carolina
$5M