RKLB files Form 144 for RSU sale of 36,860 shares

RKLB filing reports proposed sale of 36,860 shares of Common Stock tied to Restricted Stock Units by the issuer on 05/22/2026.

Rhea-AI Filing Summary

RKLB filing reports proposed sale of 36,860 shares of Common Stock tied to Restricted Stock Units by the issuer on 05/22/2026. The excerpt also lists three recent dispositions by Frank Klein: 44,390, 36,768, and 44,482 shares on 05/26/2026, 03/04/2026, and 03/01/2026 respectively, with dollar values shown for each sale.

Key Figures

Proposed RSU sale: 36,860 shares Listing venue: NASDAQ Sale by Frank Klein (05/26/2026): 44,390 shares +4 more

7 metrics

Proposed RSU sale 36,860 shares Restricted Stock Units, 05/22/2026

Listing venue NASDAQ exchange indicated on filing line, 05/28/2026

Sale by Frank Klein (05/26/2026) 44,390 shares transaction dated 05/26/2026, $6,328,837.67 shown

Sale by Frank Klein (03/04/2026) 36,768 shares transaction dated 03/04/2026, $2,645,439.22 shown

Sale by Frank Klein (03/01/2026) 44,482 shares transaction dated 03/01/2026, $3,095,497.93 shown

Record figure in line 5537477.80 numeric value listed on securities line (exact label not provided)

Large numeric entry 578750990 numeric value listed on securities line (exact label not provided)

Key Terms

Restricted Stock Units, Form 144, Issuer, Securities To Be Sold

4 terms

Restricted Stock Units financial

"Common | 05/22/2026 | Restricted Stock Units | Issuer"

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.

Form 144 regulatory

"CONTENT METADATA: "form_type": "144""

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.

Issuer regulatory

"Restricted Stock Units | Issuer | 36860 | 05/22/2026"

Securities To Be Sold regulatory

"144: Securities To Be Sold"

FAQ

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

What does RKLB's Form 144 show about the planned RSU sale?

The filing shows the issuer reported 36,860 shares of Common Stock tied to Restricted Stock Units to be sold on 05/22/2026. It identifies the security type as Restricted Stock Units and lists the seller role as Issuer.

Who reported recent stock sales in the Form 144 excerpt for RKLB?

The excerpt lists recent sales by Frank Klein of 44,390, 36,768, and 44,482 shares on 05/26/2026, 03/04/2026, and 03/01/2026 respectively, with dollar amounts shown alongside each entry.

Are dollar amounts provided for the recent sales in the RKLB excerpt?

Yes, each listed sale by Frank Klein includes a dollar value: $6,328,837.67, $2,645,439.22, and $3,095,497.93 corresponding to the three transactions shown in the excerpt.

What marketplace and date appear on the filing excerpt for RKLB securities?

The excerpt references NASDAQ and shows an entry date of 05/28/2026 on the securities line that includes the reported figures for the proposed sale.

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

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Accepted by SEC EDGAR 05/28/2026 - 04:36 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	0002037530
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	Rocket Lab Corporation
SEC File Number	001-39560
Address of Issuer	3881 McGowen Street Long Beach CALIFORNIA 90808
Phone	7144655737
Name of Person for Whose Account the Securities are To Be Sold	FRANK KLEIN
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	36860	5537477.80	578750990	05/28/2026	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	05/22/2026	Restricted Stock Units	Issuer			36860	05/22/2026	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
FRANK KLEIN 3881 McGowen Street Long Beach CA 90808	Common	05/26/2026	44390	6328837.67
FRANK KLEIN 3881 McGowen Street Long Beach CA 90808	Common	03/04/2026	36768	2645439.22
FRANK KLEIN 3881 McGowen Street Long Beach CA 90808	Common	03/01/2026	44482	3095497.93

144: Remarks and Signature

Remarks
Date of Notice	05/28/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	09/19/2025
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/ Frank Klein
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)