SERA (NASDAQ: SERA) files Form 144 for RSU vesting resale on 03/09/2026

Rhea-AI Filing Summary

SERA reports a Form 144 notice of proposed sale of Class A Common shares. The filing lists 03/09/2026 as the date securities to be sold (restricted stock units vesting) and records prior open-market dispositions of Class A Common on 12/10/2025, 12/30/2025, 01/27/2026, and 02/24/2026 with per-sale share counts of 616, 2000, 2000, and 2000, respectively.

The filing identifies Morgan Stanley Smith Barney LLC and lists Robert Harrison as a reporting address associated with prior sales. The notice indicates the shares to be sold arise from restricted stock unit vesting on 03/09/2026.

Insights

Securities Counsel

Form 144 notifies the market of proposed resale of vested restricted units and recent dispositions.

Form 144 is a compliance notice under Rule 144 that reports intended sales of restricted securities; the filing shows the securities to be sold are tied to 03/09/2026 vesting of restricted stock units. It also documents four prior dispositions with exact share counts.

Cash‑flow treatment and aggregate offering amount are not stated in the excerpt; subsequent Form 4 or broker reports would show execution details. Future filings may disclose actual sale prices and aggregate proceeds.

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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

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 Common	Morgan Stanley Smith Barney LLC 1 New York Plaza 38th Floor New York NY 10004	3360	6596	38594793	03/09/2026	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 Common	03/09/2026	Restricted Stock Unit Vesting	Issuer			3360	03/09/2026	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Robert Harrison 2749 E. Parleys Way Suite 200 Salt Lake City UT 84109	Class A Common	12/10/2025	616	2039
Robert Harrison 2749 E. Parleys Way Suite 200 Salt Lake City UT 84109	Class A Common	12/30/2025	2000	6003
Robert Harrison 2749 E. Parleys Way Suite 200 Salt Lake City UT 84109	Class A Common	01/27/2026	2000	5942
Robert Harrison 2749 E. Parleys Way Suite 200 Salt Lake City UT 84109	Class A Common	02/24/2026	2000	4900

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)

FAQ

What does SERA's Form 144 filed on 03/09/2026 mean?

It is a compliance notice that an insider intends to resell shares tied to restricted stock unit vesting on 03/09/2026. The form lists the securities to be sold and documents recent dispositions but does not report sale prices or proceeds.

How many shares were sold by the reporting party in the past three months for SERA?

The filing lists four prior dispositions: 616 on 12/10/2025, and three sales of 2000 each on 12/30/2025, 01/27/2026, and 02/24/2026. No aggregate dollar amounts are provided.

Are the shares to be sold in SERA a new issuance or vested RSUs?

The excerpt states the securities to be sold arise from Restricted Stock Unit Vesting on 03/09/2026, indicating vested compensation shares rather than a new primary issuance by the company.

Does the Form 144 show who will execute the sales for SERA?

The filing names Morgan Stanley Smith Barney LLC in the securities section and lists an address for Robert Harrison, suggesting broker involvement and the reporting party, but execution details and purchasers are not included in the excerpt.