[144] Rocket Lab Corp SEC Filing

Rhea-AI Filing Summary

Rocket Lab Corp (RKLB) submitted a Form 144 notice reporting a proposed sale of 4,286 shares of common stock through Morgan Stanley Smith Barney LLC on the NASDAQ, with an approximate sale date of 09/17/2025. The filer reports the 4,286 shares were acquired as Restricted Stock Units from the issuer on 08/22/2025 and the aggregate market value of the proposed sale is listed as $202,492.07. The filing shows 479,355,713 shares outstanding for the issuer. The notice states there were no other sales by the reporting person in the prior three months and includes the standard representation that the seller is not aware of undisclosed material adverse information.

Insights

Financial Analyst

TL;DR: Routine insider resale of RSUs; small position relative to total shares outstanding, likely neutral to market.

The filing discloses a proposed sale of 4,286 common shares valued at $202,492.07, acquired as Restricted Stock Units on 08/22/2025 and to be sold via Morgan Stanley Smith Barney LLC on NASDAQ around 09/17/2025. Given the issuer's 479,355,713 shares outstanding, this sale represents a de minimis portion of the float and carries limited market impact. The filing contains the standard certification regarding lack of undisclosed material information and reports no other sales in the prior three months, consistent with routine insider liquidity actions.

Corporate Governance Expert

TL;DR: Compliance-focused disclosure of RSU disposition with required certifications; procedural and non-material.

The Form 144 provides required details: broker identity, class of security, acquisition date and type (Restricted Stock Units), proposed sale timing, and aggregate value. The inclusion of the representation about material adverse information and the absence of other recent sales align with regulatory expectations for insider reporting. No governance red flags or deviations from standard disclosure practice are evident in the document provided.

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 Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	4286	202492.07	479355713	09/17/2025	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	08/22/2025	Restricted Stock Units	Issuer			4286	08/22/2025	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

Nothing to Report

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 did Rocket Lab Corp (RKLB) disclose in this Form 144?

The filer disclosed a proposed sale of 4,286 common shares to be executed through Morgan Stanley Smith Barney LLC on NASDAQ, with an approximate sale date of 09/17/2025 and aggregate market value of $202,492.07.

How and when were the shares being sold acquired?

The shares were acquired as Restricted Stock Units from the issuer on 08/22/2025, with the same date listed for acquisition and payment.

How many Rocket Lab shares are outstanding according to the filing?

The filing reports 479,355,713 shares outstanding for the issuer.

Did the filer report other sales in the prior three months?

The filing states Nothing to Report for securities sold during the past three months by the person for whose account the securities are to be sold.

Which broker is handling the proposed sale?

The proposed sale is indicated to be handled by Morgan Stanley Smith Barney LLC, address listed as 1 New York Plaza, 8th Floor, New York, NY 10004.