DSP (NASDAQ: DSP) notifies proposed resale of 16,199 RSUs; recent insider sales listed

Rhea-AI Filing Summary

DSP reports a proposed sale of Class A Common Stock via a Form 144 notification. The filing lists Restricted stock units (awarded under an incentive award plan) totaling 16,199 units and identifies the issuer as the transfer source with an offering date of 06/10/2026. The filing also shows recent open-market dispositions by Timothy Vanderhook, including 5,000 shares sold on 05/19/2026 for $54,436 and 5,000 shares on 05/20/2026 for $52,978.

Insights

Equity Capital Markets Analyst

Form 144 notifies potential resale of issuer-awarded RSUs and recent insider sales.

The filing lists 16,199 restricted stock units tied to the incentive award plan with an offering date of 06/10/2026. It identifies the issuer as the source for those units rather than third‑party sellers.

Recent transactions by a reporting holder, Timothy Vanderhook, show multiple small open‑market dispositions across March–May 2026. Subsequent regulatory filings may record actual sale settlement details; timing and cash‑flow recipients are as stated in the filing excerpts.

Key Figures

Restricted stock units: 16,199 units Sale example: 5,000 shares Sale example: 5,000 shares +1 more

4 metrics

Restricted stock units 16,199 units awarded under incentive award plan, offering date <date>06/10/2026</date>

Sale example 5,000 shares sold on <date>05/19/2026</date> for <money>$54,436</money>

Sale example 5,000 shares sold on <date>05/20/2026</date> for <money>$52,978</money>

Sale example 2,920 shares sold on <date>03/19/2026</date> for <money>$33,354.87</money>

Key Terms

Restricted stock units, Class A Common Stock, Form 144

3 terms

Restricted stock units financial

"Restricted stock units awarded under incentive award plan"

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.

Class A Common Stock financial

"Class A Common Stock | 06/10/2026 | Restricted stock units"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

Form 144 regulatory

"144: 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.

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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

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 Stock	Morgan Stanley Smith Barney One New York Plaza, 8th Floor New York NY 10004	9500	114855	20080982	06/12/2026	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 Stock	06/10/2026	Restricted stock units awarded under incentive award plan	Issuer			16199	03/15/2024	Compensation

* 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
Timothy Vanderhook 2722 Michelson Drive Suite 100 Irvine CA 92612	Class A Common Stock	05/19/2026	5000	54436
Timothy Vanderhook 2722 Michelson Drive Suite 100 Irvine CA 92612	Class A Common Stock	05/20/2026	5000	52978
Timothy Vanderhook 2722 Michelson Drive Suite 100 Irvine CA 92612	Class A Common Stock	05/21/2026	2500	26971.25
Timothy Vanderhook 2722 Michelson Drive Suite 100 Irvine CA 92612	Class A Common Stock	04/20/2026	5000	55599
Timothy Vanderhook 2722 Michelson Drive Suite 100 Irvine CA 92612	Class A Common Stock	04/21/2026	4704	51342.75
Timothy Vanderhook 2722 Michelson Drive Suite 100 Irvine CA 92612	Class A Common Stock	04/22/2026	2796	30039.11
Timothy Vanderhook 2722 Michelson Drive Suite 100 Irvine CA 92612	Class A Common Stock	03/17/2026	5000	58979.5
Timothy Vanderhook 2722 Michelson Drive Suite 100 Irvine CA 92612	Class A Common Stock	03/18/2026	5000	59993
Timothy Vanderhook 2722 Michelson Drive Suite 100 Irvine CA 92612	Class A Common Stock	03/19/2026	2920	33354.87

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 DSP's Form 144 report?

The filing notifies a proposed resale of Class A Common Stock via an issuer-linked RSU award. It lists 16,199 restricted stock units with an offering date of 06/10/2026 and identifies the issuer as the source.

Who recently sold DSP shares according to the filing?

The excerpt shows transactions by Timothy Vanderhook, including 5,000 shares sold on 05/19/2026 for $54,436 and 5,000 shares on 05/20/2026 for $52,978.

Are the restricted stock units being sold by the issuer or a holder?

The filing records the securities to be sold as Restricted stock units awarded under incentive award plan with the filing indicating the Issuer as the source of those units on 06/10/2026

Do the Form 144 entries show total proceeds or settlement details?

The excerpt lists per‑trade proceeds for individual dispositions (e.g., $54,436), but it does not aggregate total proceeds or provide settlement timing beyond the trade dates shown.

How many RSUs are identified in the filing for potential resale?

The filing shows 16,199 restricted stock units awarded under the incentive award plan with an offering date of 06/10/2026 and the issuer listed as the source.