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Strategy Inc Common Stock Class A
MSTR

Overview Fund Activity

992 hedge funds and large institutions have $34.8B invested in Strategy Inc Common Stock Class A in 2025 Q1 according to their latest regulatory filings, with 158 funds opening new positions, 492 increasing their positions, 214 reducing their positions, and 116 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
992
Holders Change
+18
Holders Change %
+1.85%
% of All Funds
13.48%
Holding in Top 10
37
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-5.13%
% of All Funds
0.5%
New
158
Increased
492
Reduced
214
Closed
116
Calls
$19.3B
Puts
$24.3B
Net Calls
-$4.95B
Net Calls Change
+$3.46B

Top Buyers

1
Vanguard Group
Vanguard Group
Pennsylvania
+$1.23B
2
BlackRock
BlackRock
New York
+$910M
3
Capital Research Global Investors
Capital Research Global Investors
California
+$759M
4
Morgan Stanley
Morgan Stanley
New York
+$699M
5
Capital International Investors
Capital International Investors
California
+$587M

Top Sellers

1
Bank of Montreal
Bank of Montreal
Ontario, Canada
-$733M
2
UBS Group
UBS Group
Switzerland
-$660M
3
Jane Street
Jane Street
New York
-$442M
4
National Bank of Canada
National Bank of Canada
Quebec, Canada
-$309M
5
BNP Paribas Financial Markets
BNP Paribas Financial Markets
France
-$147M
Name Holding Trade Value Shares
Change 		Shares
Change %
QC
1001
Quadrature Capital
United Kingdom
– -$10.8M -37,355 Closed
CTC (Chicago Trading Company)
1002
CTC (Chicago Trading Company)
Illinois
– -$9.69M -33,450 Closed
Optiver Holding
1003
Optiver Holding
Netherlands
– -$6.95M -23,980 Closed
PIMG
1004
Patriot Investment Management Group
Tennessee
– -$5.22M -18,032 Closed
FC
1005
FORA Capital
Florida
– -$4.98M -17,212 Closed
TAA
1006
TB Alternative Assets
Cayman Islands
– -$4.08M -14,085 Closed
ATN
1007
AMF Tjänstepension
Sweden
– -$3.99M -13,790 Closed
TAF
1008
Tredje AP-fonden
Sweden
– -$3.81M -13,150 Closed
Capstone Investment Advisors
1009
Capstone Investment Advisors
New York
– -$3.65M -12,590 Closed
DS
1010
DRW Securities
Illinois
– -$3.44M -11,893 Closed
TC
1011
TwinBeech Capital
New York
– -$3.37M -11,637 Closed
DWM
1012
Dakota Wealth Management
Florida
– -$3.02M -10,444 Closed
CA
1013
Cullinan Associates
Kentucky
– -$2.9M -10,000 Closed
XT
1014
XTX Topco
Cayman Islands
– -$2.77M -9,561 Closed
HIS
1015
Harvest Investment Services
Illinois
– -$2.77M -9,557 Closed
SIG
1016
Senator Investment Group
New York
– -$2.69M -9,300 Closed
FAM
1017
Fred Alger Management
New York
– -$2.69M -9,288 Closed
MF
1018
Magnetar Financial
Illinois
– -$2.19M -7,557 Closed
EGM
1019
Engineers Gate Manager
New York
– -$2.13M -7,349 Closed
FOA
1020
Five Oceans Advisors
California
– -$1.87M -6,445 Closed
GS
1021
GWN Securities
Florida
– -$2.15M -6,080 Closed
DIM
1022
Delta Investment Management
California
– -$1.56M -5,380 Closed
SW
1023
SVB Wealth
Massachusetts
– -$1.48M -5,094 Closed
BCM
1024
BlueCrest Capital Management
Jersey
– -$1.43M -4,942 Closed
BCM
1025
Bayesian Capital Management
New York
– -$1.24M -4,297 Closed
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