OPEN (Nasdaq: OPEN) Form 144: 74,348 RSU-related shares to be sold

Rhea-AI Filing Summary

OPEN submitted a Form 144 notice reporting proposed sales of 74,348 shares of Common Stock tied to Restricted Stock Units by the issuer, with an 05/15/2026 trade date. The filing also shows 74,248 shares sold during the prior three months by Christina Schwartz on 02/17/2026.

The excerpt lists the broker as Morgan Stanley Smith Barney LLC and records an aggregate reported value of $332,335.56 and a separate figure $320,632.56 associated with the prior sale. This is an administrative resale notice under Rule 144 reporting specific share counts and dates.

Insights

Securities Compliance Counsel

Routine Rule 144 notice: issuer-tied RSU sales reported with specific dates and share counts.

The filing lists 74,348 shares designated to be sold on 05/15/2026 and a prior sale of 74,248 shares on 02/17/2026 by Christina Schwartz. Broker information is provided as Morgan Stanley Smith Barney LLC.

Such Form 144 filings are administrative: they report intended or completed resale transactions under Rule 144. Cash-flow treatment and whether proceeds go to the issuer or selling holder are not detailed in the provided excerpt; subsequent filings would clarify final disposition if material.

Key Figures

Shares to be sold: 74,348 shares Shares sold in past 3 months: 74,248 shares Reported aggregate value: $332,335.56 +2 more

5 metrics

Shares to be sold 74,348 shares Securities To Be Sold, <date>05/15/2026</date>

Shares sold in past 3 months 74,248 shares Christina Schwartz sale on <date>02/17/2026</date>

Reported aggregate value $332,335.56 Listed near broker information in the excerpt

Prior sale value $320,632.56 Associated with the February 17, 2026 sale record

Broker-dealer Morgan Stanley Smith Barney LLC Listed as executing broker

Key Terms

Restricted Stock Units, Issuer, Form 144

3 terms

Restricted Stock Units financial

"Securities To Be Sold | 05/15/2026 | Restricted Stock Units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Issuer regulatory

"Securities To Be Sold | ... | Issuer"

Form 144 regulatory

"Form type shown in metadata and filing header"

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.

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 Standly Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	74348	332335.56	964736632	05/15/2026	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	05/15/2026	Restricted Stock Units	Issuer			74348	05/15/2026	N/A

* 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
Christina Schwartz 1295 West Washington Street, Suite 115 Tempe AZ 85288	Common	02/17/2026	74248	320632.56

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 OPEN's Form 144 report show?

It reports an intended sale of 74,348 shares of Common Stock tied to Restricted Stock Units on 05/15/2026, with broker Morgan Stanley Smith Barney LLC named and prior sales noted.

Who sold shares during the past three months for OPEN?

The filing shows Christina Schwartz sold 74,248 shares of Common Stock on 02/17/2026, with an associated reported value recorded in the excerpt.

What security type is being resold in this Form 144?

The excerpt lists Restricted Stock Units converted or related to Common Stock; the filing identifies the securities as Common Stock tied to RSUs for resale reporting.

Which broker-dealer is listed on the Form 144?

The broker-dealer named is Morgan Stanley Smith Barney LLC, with an address at 1 New York Plaza, 8th Floor, New York, NY, as shown in the excerpt.