13F Insight
DOSSIER · 13F Holders · Q1 2026
MSTR 0.625 09/15/28

STRATEGY INC

36 institutions still hold STRATEGY INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 594972AQ4·36 13F holders·last filed Mar 31, 2026
Market cap
—
13F value held
$893M
visible holders
Holders
36
filers reporting
Concentration
19.08%
Weiss Asset Management LP #1
top holder share
AI Holders Summary · Q1 2026

36 institutions reported MSTR 0.625 09/15/28 in Q1 2026. Weiss Asset Management LP leads at 19.1% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Weiss Asset Management LP
CIK 0001357550
$170M154.8M2.88%Q1 202602
WOLVERINE ASSET MANAGEMENT LLC
CIK 0001279891
$146M132.3M1.40%Q1 202603
D. E. Shaw & Co., Inc.
CIK 0001009207
$94M80.2M0.05%Q4 202504
LMR Partners LLP
CIK 0001578621
$70M63.5M0.15%Q1 202605
BALYASNY ASSET MANAGEMENT L.P.
CIK 0001218710
$68M61.8M0.09%Q1 202606
DeepCurrents Investment Group LLC
CIK 0001754535
$55M49.7M1.75%Q1 202607
WHITEBOX ADVISORS LLC
CIK 0001257391
$46M42.0M0.57%Q1 202608
Hudson Bay Capital Management LP
CIK 0001393825
$42M38.2M0.15%Q1 202609
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$32M29.3M0.03%Q1 202610
Sculptor Capital LP
CIK 0001054587
$28M25.0M0.29%Q1 202611
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$26M24.0M0.01%Q1 202612
STATE STREET CORP
CIK 0000093751
$23M21.1M0.00%Q1 202613
FMR LLC
CIK 0000315066
$22M20.0M0.00%Q1 202614
BlackRock, Inc.
CIK 0002012383
$18M16.4M0.00%Q1 202615
ARISTEIA CAPITAL, L.L.C.
CIK 0001080171
$13M12.0M0.27%Q1 202616
LINDEN ADVISORS LP
CIK 0001279396
$12M10.8M0.07%Q1 202617
DEUTSCHE BANK AG\
CIK 0000948046
$8M7.5M0.00%Q1 202618
Universal- Beteiligungs- und Servicegesellschaft mbH
CIK 0002057170
$7M6.5M0.01%Q1 202619
RWC Asset Management LLP
CIK 0001520478
$7M6.0M0.27%Q1 202620
MIZUHO SECURITIES USA LLC
CIK 0000812291
$7M6.0M0.15%Q2 2026
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