DCO Form 144: Notice to Sell 589 Restricted Shares

DCO submission of a Form 144 notice lists proposed sales of restricted common stock held by an issuer-directed broker account.

Rhea-AI Filing Summary

DCO submission of a Form 144 notice lists proposed sales of restricted common stock held by an issuer-directed broker account. The filing records two restricted-stock lots: 290 shares dated 05/08/2025 and 299 shares dated 05/14/2025.

The cover lines show the broker as Morgan Stanley Smith Barney LLC Executive Financial Services and a filing reference date of 05/28/2026. No proceeds, prices, or purchaser details are shown in the excerpt.

Insights

Securities Compliance Analyst

Form 144 lists proposed issuer-directed dispositions of restricted common stock totaling 589 shares.

The filing excerpt shows two restricted-stock lots: 290 shares dated 05/08/2025 and 299 shares dated 05/14/2025, which together match a 589-share total in the header. This is a regulatory notice of intent to sell under Rule 144 mechanics, not evidence of completed trades.

Timing and cash-flow details are not provided in the excerpt; subsequent filings or broker confirmations would show whether and when sales occurred.

Key Figures

Total shares listed in header: 589 shares Restricted lot 1: 290 shares Restricted lot 2: 299 shares +2 more

5 metrics

Total shares listed in header 589 shares header count matching lot totals

Restricted lot 1 290 shares dated <date>05/08/2025</date>

Restricted lot 2 299 shares dated <date>05/14/2025</date>

Form reference date <date>05/28/2026</date> filing header shows this date

Broker Morgan Stanley Smith Barney LLC Executive Financial Services, 1 New York Plaza, 8th Floor

Key Terms

Form 144, restricted stock, Rule 144

3 terms

Form 144 regulatory

"Filing header and context lines listing 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.

restricted stock financial

"Lines showing 'Restricted Stock' with lot dates and share counts"

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.

Rule 144 regulatory

"Implied by the use of Form 144 as a notice for proposed sale of restricted securities"

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.

FAQ

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

What does DCO's Form 144 filing report?

It reports a proposed sale notice for restricted common stock totaling 589 shares. The excerpt lists two lots of restricted stock of 290 and 299 shares dated 05/08/2025 and 05/14/2025.

Does the filing confirm the shares were sold?

No; the filing is a notice of intent to sell under Rule 144, not proof of sale. The excerpt gives lot dates and share counts but does not show executed trade details or proceeds.

Who is the broker handling the proposed sale in the filing?

The broker listed is Morgan Stanley Smith Barney LLC Executive Financial Services at 1 New York Plaza, 8th Floor, New York, NY, as shown in the header information on the form.

What date is associated with the Form 144 submission?

The filing header shows a reference date of 05/28/2026. That date appears on the extract alongside exchange listing NYSE and the registered counts.

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

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Accepted by SEC EDGAR 05/28/2026 - 04:33 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	0001944018
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	DUCOMMUN INCORPORATED
SEC File Number	001-08174
Address of Issuer	600 Anton Boulevard, Suite 1100 Costa Mesa CALIFORNIA 92626-7100
Phone	(657) 335-3665
Name of Person for Whose Account the Securities are To Be Sold	LAUREEN SABADO GONZALEZ
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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	589	89525.06	15085559	05/28/2026	NYSE

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	05/08/2025	Restricted Stock	Issuer			290	05/08/2025	Not Applicable
Common	05/14/2025	Restricted Stock	Issuer			299	05/14/2025	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	05/28/2026
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/ Laureen S. Gonzalez
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)