Siebert Financial: 535 RSUs Vest on May 13, 2026

Siebert Financial Corp. notice reporting the vesting and sale-related activity in Common Stock.

Rhea-AI Filing Summary

Siebert Financial Corp. notice reporting the vesting and sale-related activity in Common Stock. The filing shows 535 shares vested from RSUs on 05/13/2026. It also lists prior sales dated 02/18/2026 by Taylor Monnig attributed to Common Stock.

Key Figures

RSUs vested: 535 shares Past sales entry: 211 Past sales entry: 17,757

3 metrics

RSUs vested 535 shares Vesting of RSUs on 05/13/2026

Past sales entry 211 Securities sold on 02/18/2026 by Taylor Monnig (table entry)

Past sales entry 17,757 Securities sold on 02/18/2026 by Taylor Monnig (table entry)

Key Terms

RSU, Form 144, Common Stock

3 terms

RSU financial

"Vesting of RSUs | CleanSpark, Inc. | 535 | 05/13/2026"

Restricted stock units (RSUs) are a form of company shares given to employees as part of their compensation, usually with certain restrictions or conditions, such as remaining with the company for a set period. When these restrictions lift, employees receive actual shares that they can sell or hold. For investors, RSUs can impact a company's stock supply and reflect the company's commitment to attracting and retaining talent.

Form 144 regulatory

"144: Securities To Be Sold"

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.

Common Stock financial

"Securities Information Common Stock | Siebert Financial Corp."

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the CLSK Form 144 disclose about RSU vesting?

The filing states that 535 shares of Common Stock vested as RSUs on 05/13/2026. This entry is labeled “Vesting of RSUs” and names CleanSpark, Inc. in the vesting context.

Who is listed as selling Common Stock in the CLSK Form 144?

The filing lists Taylor Monnig with transactions dated 02/18/2026 involving Common Stock. Specific per-transaction labels and numbers are shown in the excerpt under the "Securities Sold During The Past 3 Months" section.

Does the Form 144 state how many shares were sold recently?

The excerpt shows numeric entries adjacent to the 02/18/2026 sales lines (for example, 211 and 17,757). These numbers appear under the past-three-months sales table associated with Taylor Monnig.

When did the reported RSUs vest according to the CLSK filing?

The RSUs are shown as vesting on 05/13/2026 with the entry explicitly labeled “Vesting of RSUs.” The filing records the vesting event and the related 535 share quantity.

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

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Accepted by SEC EDGAR 05/14/2026 - 09:52 PM EDT 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	0002022141
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	CLEANSPARK, INC.
SEC File Number	001-39187
Address of Issuer	10624 S. Eastern Ave. Suite A - 638 Henderson NEVADA 89052
Phone	(702)-989-7692
Name of Person for Whose Account the Securities are To Be Sold	Monnig Taylor
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	Officer

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 Stock	Siebert Financial Corp. 535 Fifth Avenue, 4th Floor New York NY 10017	211	2806	256633949	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 Stock	05/13/2026	Vesting of RSUs	CleanSpark, Inc.			535	05/13/2026	N/A - Vesting of RSUs

* 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
Taylor Monnig 10624 S. Eastern Ave. Suite A-638 Henderson NV 89052	Common Stock	02/18/2026	211	1948
Taylor Monnig 10624 S. Eastern Ave. Suite A-638 Henderson NV 89052	Common Stock	02/18/2026	17757	164313

144: Remarks and Signature

Remarks	Reflects shares sold to cover the Reporting Person's tax liability in connection with the vesting and settlement of RSUs.
Date of Notice	05/14/2026
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	/s/ Taylor Monnig
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)