MSTR — MicroStrategy Inc

Ownership history in S.A. Mason LLC  ·  4 quarters on record

This page tracks every 13F SEC filing in which S.A. Mason LLC 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
0.08% (2025 Q2)
Avg. % of fund
0.06%
First filed
2024 Q4
Last filed
2025 Q3
Quarters held
4
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 UNCHANGED 392 — 0% 0.06% $126K $322.21
2025 Q2 UNCHANGED 392 — 0% 0.08% $158K $404.23
2025 Q1 ADDED 392 +2 +0.5% 0.06% $113K $288.27
2024 Q4 INITIATED 390 — — 0.06% $113K $289.62
% 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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