EX-1.6

Exhibit 1.6

ADDITIONAL PROGRAM ADDENDUM TO STRATEGY OMNIBUS SALES AGREEMENT

March 23, 2026

Reference is made to the Omnibus Sales Agreement (as it may be amended from time to time, the “Omnibus Sales Agreement”), dated as of November 4, 2025, originally between Strategy Inc (formerly MicroStrategy Incorporated), a Delaware corporation (the “Company”), and the Agents identified therein. Capitalized terms used herein and not otherwise defined herein shall have the respective meanings ascribed to such terms in the Omnibus Sales Agreement.

WHEREAS, pursuant to Section 8(i) of the Omnibus Sales Agreement, the Company wishes to enter into an additional at the market program with respect to sales of certain Shares (the “Additional Program”) under such Omnibus Sales Agreement;

NOW, THEREFORE, the Company and the Agents hereby (a) agree to terminate any other existing program related to the STRK Preferred Stock (as defined in the Omnibus Sales Agreement) effective at 11:59 pm on Sunday, March 22, 2026 and (b) agree that such addendum shall constitute due written notice in full satisfaction of termination obligations, or waiver of the same, pursuant to the Omnibus Sales Agreement. The Company and the Agents hereby agree, with respect to the specific terms that will apply to the Additional Program, as follows:


Issuer		Strategy Inc (formerly MicroStrategy Incorporated).

Shares Offered		8.00% Series A Perpetual Strike Preferred Stock, $0.001 par value per share, of the Issuer (the “STRK Shares”).

Amount Offered		STRK Shares with an aggregate sale price of up to the Maximum Program Amount with respect to the Additional Program.

Survival		This Additional Program Addendum does not cancel, extinguish, limit or otherwise adversely affect any right or obligation of the parties under the Omnibus Sales Agreement.

Governing Law		This Additional Program Addendum and any claim, controversy or dispute arising under or related to this Addendum Agreement shall be governed by and construed in accordance with the laws of the State of New York.

Counterparts		This Additional Program Addendum may be executed in two or more counterparts, each one of which shall be an original, with the same effect as if the signatures thereto and hereto were upon the same instrument, and may be delivered via facsimile, electronic mail (including any electronic signature complying with the U.S. federal ESIGN Act of 2000, Uniform Electronic


		Transactions Act or other applicable law, e.g., www. Docusign.com) or other transmission method.

[Remainder of Page Intentionally Blank]

IN WITNESS WHEREOF, the undersigned have executed this Additional Program Addendum as of the date first above written.


By:		STRATEGY INC

By:		/s/ Andrew Kang
		Name: Andrew Kang
		Title: Executive Vice President & Chief Financial Officer