Strategy (MSTR) Proxy filing summary

Executive summary

• October 15, 2026 social media materials promoted proposals for the 2026 Special Meeting, including daily dividends for STRC and other U.S.-listed preferred stocks if approved.

• The definitive proxy statement and voting card began mailing October 5, 2026; voting must follow the instructions in the proxy statement.

Voting matters and shareholder proposals

• The 2026 Special Meeting will consider proposals concerning preferred-stock terms; the materials direct stockholders to the definitive proxy statement for the proposals and voting instructions.

• Stockholders were urged to review the definitive proxy statement and any amendments or supplements; no proxy cards were furnished with this communication.

Shareholder rights and capital structure

• If approved, STRC and other U.S.-listed preferred stocks would pay dividends every calendar day, including weekends and holidays; the materials describe them as the first stocks worldwide to do so.

• Proposed changes concern the terms of 10.00% Series A Perpetual Strife, Variable Rate Series A Perpetual Stretch, 8.00% Series A Perpetual Strike, and 10.00% Series A Perpetual Stride preferred stock.