Issuer (NASDAQ: MNST) files Rule 144 for 54,000-share sale

Rhea-AI Filing Summary

Issuer filed a Rule 144 notice reporting the sale of 54,000 common shares on 05/14/2026. The filing states the shares were sold following an exercise of options under a registered plan, with cash proceeds recorded and trades executed on NASDAQ.

The filing lists an aggregate monetary figure of $4,633,853.40 and the CUSIP 978008000. The notice identifies the broker as Morgan Stanley Smith Barney LLC Executive Financial Services.

Insights

Securities Compliance Specialist

Rule 144 sale notice for 54,000 shares after option exercise.

The filing documents a 54,000-share disposition tied to an exercise of options under a registered plan on 05/14/2026, with proceeds shown as $4,633,853.40. The transaction was processed through NASDAQ and brokered by Morgan Stanley Smith Barney LLC.

The filing is procedural: it notifies the market of an exempt resale under Rule 144 and records cash proceeds. Subsequent reports or trading disclosures may provide additional context about beneficial ownership or residual holdings.

Key Figures

Share count: 54,000 shares Aggregate proceeds: $4,633,853.40 CUSIP: 978008000 +2 more

5 metrics

Share count 54,000 shares Sale dated 05/14/2026

Aggregate proceeds $4,633,853.40 Amount listed on the filing

CUSIP 978008000 Security identifier shown on the notice

Execution date 05/14/2026 Transaction and filing date

Exchange NASDAQ Execution venue listed

Key Terms

Rule 144, exercise of options under a registered plan, CUSIP

3 terms

Rule 144 regulatory

"Exercise of options under a registered plan (Rule 144 resale notice)"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

exercise of options under a registered plan financial

"Exercise of options under a registered plan | Issuer"

CUSIP regulatory

"978008000 | 05/14/2026 | NASDAQ"

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.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/14/2026 - 04:05 PM Learn about SEC filing dates

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

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
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	54000	4633853.40	978008000	05/14/2026	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 *
Common	05/14/2026	Exercise of options under a registered plan	Issuer			54000	05/14/2026	Cash

* 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

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

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)