Strategy Inc (MSTR) CEO adds 2,509 Series A preferred shares

Rhea-AI Filing Summary

Strategy Inc President & CEO Le Phong bought additional preferred stock in the company. On March 19, 2026, he made an open-market purchase of 2,509 shares of Series A Perpetual Stretch Preferred Stock at $99.62 per share, bringing his direct holdings of that security to 8,009 shares.

The filing also lists direct holdings of Series A Perpetual Strife Preferred Stock and Class A Common Stock, plus indirect preferred holdings held for three minor children, showing the broader equity position associated with the CEO after this transaction.

Insights

Equity compensation and insider-trading analyst

CEO makes a modest open-market buy of preferred shares, a routine but mildly supportive signal.

The President & CEO of Strategy Inc, Le Phong, executed an open-market purchase of 2,509 shares of Series A Perpetual Stretch Preferred Stock at $99.62 per share, raising his direct holdings in that preferred series to 8,009 shares. Open-market purchases generally reflect a deliberate choice to increase exposure.

The transactionSummary shows a net-buy of 2,509 shares and no sales, with no derivative exercises or tax-related dispositions in this filing. Without data on the company’s overall share base, this appears as a routine insider purchase rather than a transformational move; its importance depends on how it compares to the CEO’s total wealth and overall equity stake, which are not detailed here.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Le Phong

(Last) (First) (Middle)

C/O STRATEGY INC

1850 TOWERS CRESCENT PLAZA

(Street)

TYSONS CORNER VIRGINIA 22182

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Strategy Inc [ MSTR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President & CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/19/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Series A Perpetual Stretch Preferred Stock	03/19/2026		P		2,509	A	$99.62	8,009	D
Series A Perpetual Strife Preferred Stock								6,000	D
Series A Perpetual Stretch Preferred Stock								71	I	By Minor Child 1
Series A Perpetual Stretch Preferred Stock								32	I	By Minor Child 2
Series A Perpetual Stretch Preferred Stock								28	I	By Minor Child 3
Series A Perpetual Stride Preferred Stock								4,500	D
Class A Common Stock								18,902	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Allein Sabel, Attorney-in-Fact	03/23/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did Strategy Inc (MSTR) CEO Le Phong buy in this Form 4 filing?

Le Phong purchased 2,509 shares of Strategy Inc’s Series A Perpetual Stretch Preferred Stock. He bought them in an open-market transaction at $99.62 per share, increasing his direct holdings of that preferred series to 8,009 shares after the trade.

When did the Strategy Inc (MSTR) CEO’s preferred share purchase occur?

The CEO’s preferred share purchase took place on March 19, 2026. On that date, President & CEO Le Phong executed an open-market transaction for 2,509 shares of Series A Perpetual Stretch Preferred Stock, as reflected in the Form 4 insider trading report.

How many Strategy Inc (MSTR) Series A Perpetual Stretch Preferred shares does the CEO now hold?

After the reported transaction, the CEO directly holds 8,009 Series A Perpetual Stretch Preferred shares. This total includes the new purchase of 2,509 shares at $99.62 per share, as disclosed in the Form 4 filing for March 19, 2026.

Was the Strategy Inc (MSTR) CEO’s transaction a buy or a sell?

The transaction reported for the Strategy Inc CEO was a buy. The Form 4 identifies a purchase in an open market or private transaction (code P), covering 2,509 shares of Series A Perpetual Stretch Preferred Stock at $99.62 per share.

What other Strategy Inc (MSTR) holdings are shown for the CEO in this Form 4?

The filing shows additional direct holdings in Series A Perpetual Strife Preferred Stock and Class A Common Stock. It also lists indirect preferred holdings attributed to three minor children, giving a fuller picture of equity positions associated with the CEO after the reported purchase.

Does the Strategy Inc (MSTR) Form 4 report any stock option exercises or derivative trades?

No derivative exercises or option-related trades are reported in this Form 4. The transactionSummary shows zero derivative transactions and zero exercise shares, indicating the activity was limited to an open-market purchase of preferred stock plus updated holding entries.