MicroStrategy (MSTR) Form 144: Director/affiliate signals resale of 5,522 shares

Rhea-AI Filing Summary

MicroStrategy reports a proposed sale of Class A common stock totaling 5,522 shares under a Form 144 notice. The filing shows 5,522 shares with an aggregate amount of $683,837.30 and CUSIP 330807622. The shares are tied to restricted stock vesting dated 06/08/2026 and listed as compensation.

Insights

Securities Compliance Analyst

Form 144 notifies the market of an intended resale of vested compensation shares.

The filing lists 5,522 Class A shares associated with restricted stock vesting on 06/08/2026, with an aggregate value of $683,837.30. This is a routine disclosure required when certain resale conditions are met.

Cash‑flow treatment and the planned timing or method of any sale are not detailed in the excerpt; subsequent trade reports or broker records would show execution.

Key Figures

Form 144 shares reported: 5,522 shares Aggregate value shown: $683,837.30 CUSIP: 330807622 +3 more

6 metrics

Form 144 shares reported 5,522 shares restricted stock vesting dated 06/08/2026

Aggregate value shown $683,837.30 associated with the 5,522 shares (06/09/2026 line)

CUSIP 330807622 listed on the Form 144 cover line

Prior sale — 03/12/2026 2,034 shares listed under "Securities Sold During The Past 3 Months" by Phong Le

Prior sale — 03/24/2026 3,299 shares listed under "Securities Sold During The Past 3 Months" by Phong Le

Prior sale — 06/05/2026 93,738 shares listed under "Securities Sold During The Past 3 Months" by Phong Le

Key Terms

Form 144, Restricted Stock Vesting, Compensation, CUSIP

4 terms

Form 144 regulatory

"144: Filer Information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Restricted Stock Vesting financial

"Class A | 06/08/2026 | Restricted Stock Vesting"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Compensation financial

"5522 | 06/08/2026 | Compensation"

CUSIP regulatory

"330807622 | 06/09/2026"

A CUSIP is a nine-character alphanumeric code that uniquely identifies a U.S. or Canadian financial security—such as a stock, bond, or fund share—like a Social Security number for an investment. It matters to investors because brokers, exchanges and record-keepers use the CUSIP to match trades, track ownership, settle transactions and pull accurate records, reducing errors and ensuring money and securities go to the right place.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Class A	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	5522	683837.30	330807622	06/09/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Class A	06/08/2026	Restricted Stock Vesting	Issuer			5522	06/08/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Phong Le 1850 Towers Crescent Plaza Tysons Corner VA 22182	Class A	03/12/2026	2034	279174.43
Phong Le 1850 Towers Crescent Plaza Tysons Corner VA 22182	Class A	03/24/2026	3299	456363.54
Phong Le 1850 Towers Crescent Plaza Tysons Corner VA 22182	Class A	06/05/2026	93738	11129259.65

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does MicroStrategy's Form 144 filed for MSTR show?

It reports an intended resale of 5,522 Class A shares tied to restricted stock vesting. The filing lists an aggregate amount of $683,837.30 and CUSIP 330807622 dated 06/09/2026.

These notices disclose planned resales by affiliates when resale conditions are met and do not by themselves indicate a completed market transaction.

Who is the reporting party on the Form 144 for MSTR?

The excerpt identifies Fidelity Brokerage Services LLC in connection with the Class A shares and shows sales by Phong Le in prior months. The filing links the 5,522 shares to restricted stock vesting on 06/08/2026.

Specific broker or beneficial owner roles are listed in the filing lines provided.

What prior sales are disclosed in the Form 144 excerpt for MSTR?

The filing lists three prior dispositions by Phong Le: 2,034 shares on 03/12/2026, 3,299 shares on 03/24/2026, and 93,738 shares on 06/05/2026, with aggregate dollar amounts shown for each.

These entries appear under "Securities Sold During The Past 3 Months" in the excerpt.

Are the shares in this Form 144 from compensation or open‑market holdings?

The excerpt identifies the 5,522 Class A shares as resulting from Restricted Stock Vesting and labels the source as Compensation dated 06/08/2026.

The filing ties these shares to vesting events rather than an initial issuer sale for cash proceeds to the company.