Form 144: 5,000 OUST Restricted Shares Listed

Morgan Stanley Smith Barney LLC Executive Financial Services submitted a Form 144 notice reporting a proposed sale of 5,000 shares of Common stock.

Accepted by SEC EDGAR 04/21/2026 - 04:04 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Morgan Stanley Smith Barney LLC Executive Financial Services submitted a Form 144 notice reporting a proposed sale of 5,000 shares of Common stock. The notice lists 3,615 shares as restricted stock dated 02/04/2026 and 1,385 shares as restricted stock dated 02/04/2025. The filing references NASDAQ and a filing/date marker of 04/21/2026.

Key Figures

Total shares reported: 5,000 shares Restricted shares dated 02/04/2026: 3,615 shares Restricted shares dated 02/04/2025: 1,385 shares +2 more

5 metrics

Total shares reported 5,000 shares aggregate quantity listed in the filing excerpt

Restricted shares dated 02/04/2026 3,615 shares line item labeled Restricted Stock, ISSUER

Restricted shares dated 02/04/2025 1,385 shares line item labeled Restricted Stock, ISSUER

Numeric marker 140000.00 value appearing in the securities information row (exact meaning not specified in excerpt)

Filing/date marker 04/21/2026 date shown alongside securities information and NASDAQ

Key Terms

Restricted Stock, Form 144, Issuer

3 terms

Restricted Stock financial

"Restricted Stock | ISSUER | 3615 | 02/04/2026"

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

Form 144 regulatory

"form_type: "144" in metadata and heading context"

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.

Issuer financial

"Restricted Stock | ISSUER | 1385 | 02/04/2025"

FAQ

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

What does the Form 144 for OUST report?

It reports a proposed sale of 5,000 shares of common stock. The filing breaks this into 3,615 restricted shares dated 02/04/2026 and 1,385 restricted shares dated 02/04/2025, and includes a filing marker of 04/21/2026.

Who is listed as the filer on the Form 144 for OUST?

The filer is shown as Morgan Stanley Smith Barney LLC Executive Financial Services. The document lists that entity in the securities/issuer section and associates the filing with NASDAQ and the date 04/21/2026.

How are the 5,000 shares composed in the filing?

The 5,000 shares are composed of 3,615 restricted shares dated 02/04/2026 and 1,385 restricted shares dated 02/04/2025. Those two line items sum to the total reported 5,000 shares.

Does the Form 144 specify sale proceeds or price for OUST shares?

The filing excerpt does not state a sale price or proceeds. It lists quantities and restriction dates but does not include any per‑share price or aggregate proceeds figure.

Are these shares described as restricted in the OUST Form 144?

Yes. The two line items are explicitly labeled as Restricted Stock with issuer designation and the respective dates 02/04/2026 and 02/04/2025, matching the reported share counts.

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

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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	0001224172
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	OUSTER, INC.
SEC File Number	001-39463
Address of Issuer	350 Treat Avenue San Francisco CALIFORNIA 94110
Phone	(415) 949-0108
Name of Person for Whose Account the Securities are To Be Sold	STEPHEN SKAGGS
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	Director

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	5000	140000.00	62803991	04/21/2026	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	02/04/2026	Restricted Stock	ISSUER			3615	02/04/2026	Not Applicable
Common	02/04/2025	Restricted Stock	ISSUER			1385	02/04/2025	Not Applicable

* 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	04/21/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	09/08/2025
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/ Stephen Skaggs
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)