Issuer (NYSE: DLB) holder files notice to sell common shares

Rhea-AI Filing Summary

A security holder of the issuer has filed a notice under Rule 144 to sell 6751 shares of common stock through Morgan Stanley Smith Barney LLC on the NYSE. The planned sale has an aggregate market value of 453928.46, compared with 60845846 shares of this class reported as outstanding.

The disclosure also lists recent sales by Yeaman Family Trust over the past three months, including transactions on 12/16/2025, 12/09/2025, 11/24/2025 and 10/14/2025, with amounts of 26766, 34367, 36699 and 25000 shares and gross proceeds of 1786309.31, 2305493.01, 2455401.64 and 1721840.00. Together, these entries show ongoing sale activity by this holder in the issuer’s common stock.

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

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 Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	6751	453928.46	60845846	12/17/2025	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	12/16/2025	Restricted Stock	ISSUER			6751	12/16/2025	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
YEAMAN FAMILY TRUST 1275 Market Street San Francisco CA 94103-1410	Common	12/16/2025	26766	1786309.31
YEAMAN FAMILY TRUST 1275 Market Street San Francisco CA 94103-1410	Common	12/09/2025	34367	2305493.01
YEAMAN FAMILY TRUST 1275 Market Street San Francisco CA 94103-1410	Common	11/24/2025	36699	2455401.64
YEAMAN FAMILY TRUST U/A DTD 05/14/2009 1275 Market Street San Francisco CA 94103-1410	Common	10/14/2025	25000	1721840.00

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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 the Rule 144 filing related to DLB report?

The filing reports that a security holder plans to sell 6751 shares of the issuer’s common stock with an aggregate market value of 453928.46, to be executed through Morgan Stanley Smith Barney LLC on the NYSE.

How many shares of the issuer's common stock are planned to be sold?

The notice covers a proposed sale of 6751 shares of common stock, with an aggregate market value stated as 453928.46.

How many shares of this class are reported as outstanding in the filing?

The filing reports that 60845846 shares of the issuer’s common stock are outstanding.

Which broker is handling the planned Rule 144 sale for the DLB-related issuer?

The planned sale is to be executed through Morgan Stanley Smith Barney LLC Executive Financial Services at 1 New York Plaza, 8th Floor, New York, NY 10004.

What recent sales by Yeaman Family Trust are disclosed in the Rule 144 information?

The disclosure lists Yeaman Family Trust sales of common stock on 12/16/2025 (26766 shares, gross proceeds 1786309.31), 12/09/2025 (34367 shares, 2305493.01), 11/24/2025 (36699 shares, 2455401.64) and 10/14/2025 (25000 shares, 1721840.00).

Over what period does the filing summarize prior sales by the seller?

It summarizes sales during the past 3 months for the person for whose account the securities are to be sold, listing several transactions by Yeaman Family Trust.