MSTR — MICROSTRATEGY INC

Ownership history in CSS LLC/IL · 22 quarters on record

This page tracks every 13F SEC filing in which CSS LLC/IL reported a position in MICROSTRATEGY INC (MSTR). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position

5.16% (2025 Q2)

Avg. % of fund

1.33%

First filed

2021 Q1

Last filed

2025 Q4

Quarters held

22

Quarter	Action	Shares	Change	Chg %	% of Fund	Mkt Value	Price (EOQ)
2025 Q4	ADDED	281,400	+280,400	+28040.0%	1.90%	$42.8M	$151.95
2025 Q4	ADDED	1,000	+500	+100.0%	0.01%	$152K	$151.95
2025 Q3	REDUCED	500	-292,200	-99.8%	0.01%	$161K	$322.21
2025 Q3	ADDED	292,700	+19,200	+7.0%	4.23%	$94.3M	$322.21

% of Fund (quarterly) MSTR price (monthly, adj. close)

Other funds also holding MSTR

As of 2025 Q4 — sorted by position size

Graham Capital Management, L.P. 3Y 7Y 15.13% Hunting Hill Global Capital, LLC 3Y 7Y 10.88% Anson Funds Management LP 3Y 7Y 10.74% SHARIAPORTFOLIO, INC. 9.62% Accuvest Global Advisors 3Y 7Y 7.77% Arrington Capital Management, LLC 7.48% CANTOR FITZGERALD, L. P. 3Y 5.6% Harvest Portfolios Group Inc. 3Y 5.58% Tidal Investments LLC 3Y 7Y 5.27% GeoSphere Capital Management, LLC 3Y 7Y 5.22%

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