# EDGAR Filing Document

**Accession Number:** 0001819994
**File Stem:** 0001628280-25-040971
**Filing Date:** 2025-8
**Character Count:** 4741
**Document Hash:** 5d0ccb49a254443f36da12df1c19f9f3
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001628280-25-040971.hdr.sgml**: 20250821

**ACCESSION NUMBER**: 0001628280-25-040971

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250821

**DATE AS OF CHANGE**: 20250821

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Rocket Lab Corp
- **CENTRAL INDEX KEY:** 0001819994
- **STANDARD INDUSTRIAL CLASSIFICATION:** GUIDED MISSILES & SPACE VEHICLES & PARTS [3760]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 392182599
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39560
- **FILM NUMBER:** 251241100

**BUSINESS ADDRESS:**
- **STREET 1:** 3881 MCGOWEN STREET
- **CITY:** LONG BEACH
- **STATE:** CA
- **ZIP:** 90808
- **BUSINESS PHONE:** 714-465-5737

**MAIL ADDRESS:**
- **STREET 1:** 3881 MCGOWEN STREET
- **CITY:** LONG BEACH
- **STATE:** CA
- **ZIP:** 90808

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Rocket Lab USA, Inc.
- **DATE OF NAME CHANGE:** 20210831

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Vector Acquisition Corp
- **DATE OF NAME CHANGE:** 20200803

**UNITED STATES** 

**SECURITIES AND EXCHANGE COMMISSION** 

**WASHINGTON, D.C. 20549** 

**SCHEDULE 14A**

**(Rule 14a-101)** 

**SCHEDULE 14A INFORMATION** 

**Proxy Statement Pursuant to Section 14(a) of the** 

**Securities Exchange Act of 1934** 

Filed by the Registrant 🗷

Filed by a Party other than the Registrant ☐

Check the appropriate box:

☐ &nbsp;&nbsp;&nbsp;&nbsp;Preliminary Proxy Statement

☐ &nbsp;&nbsp;&nbsp;&nbsp;**Confidential, For Use of the Commission Only (as permitted by Rule 14a-6(e)(2))** 

☐ &nbsp;&nbsp;&nbsp;&nbsp;Definitive Proxy Statement

🗷 &nbsp;&nbsp;&nbsp;&nbsp;Definitive Additional Materials

☐ &nbsp;&nbsp;&nbsp;&nbsp;Soliciting Material Pursuant to Section 240.14a-12.

**ROCKET LAB CORPORATION** 

**(Name of Registrant as Specified in its Charter)** 

**(Name of Person(s) Filing Proxy Statement, if Other Than the Registrant)** 

Payment of Filing Fee (Check all boxes that apply):

🗷 &nbsp;&nbsp;&nbsp;&nbsp;No fee required.

☐ &nbsp;&nbsp;&nbsp;&nbsp;Fee paid previously with preliminary materials.

☐ &nbsp;&nbsp;&nbsp;&nbsp;Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.

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| RT: <u>https://x.com/RocketLab/status/1955783426776465644</u><br>Copy: $RKLB shareholders: WE NEED YOUR VOTE! Please vote your shares before August 27, 2025.<br>Here's how: <u>https://t.co/u7MMtbotzi</u>  |
| RT: <u>https://x.com/RocketLab/status/1955783426776465644</u><br>Copy: super important, please vote your $RKLB shares. |
| $RKLB shareholders: WE NEED YOUR VOTE! <br>Rocket Lab has a number of proposals that need your vote by our Annual Shareholders' Meeting on August 27, 2025. <br>Shareholders of record on July 9, 2025 can vote now for or against a number of proposals by the Rocket Lab Board of Directors. We encourage all shareholders to vote with the Rocket Lab Board's recommendations on all matters.<br>Learn more: <u>http://bit.ly/45iyYfk</u> |
| Hi everyone. Longtime lurker, first time poster - here to encourage everyone to vote their shares ahead of Rocket Lab's upcoming Annual Shareholder meeting next week, August 27.<br>A number of proposals are being put forward and it's important to cast your vote! <br>More on $RKLB's IR website: <u>http://bit.ly/45iyYfk</u> |
| $RKLB Shareholders: Voting ahead of our upcoming Annual Meeting in four easy steps:<br>1️⃣Go to <u>http://proxyvote.com</u><br>2️⃣Enter your control #<br>3️⃣Vote YES<br>4️⃣Submit<br>ℹ️ Info about the vote: <u>https://t.co/u7MMtbotzi</u> |
| $RKLB Shareholders: Voting ahead of our upcoming Annual Meeting in four easy steps:<br>1️⃣Go to <u>http://proxyvote.com</u><br>2️⃣Enter your control #<br>3️⃣Vote YES<br>4️⃣Submit<br>ℹ️ Info about the vote: <u>https://t.co/u7MMtbotzi</u> |

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| Have you voted your $RKLB shares yet? Please do! <br>1️⃣Go to <u>http://proxyvote.com</u><br>2️⃣Enter your control #<br>3️⃣Vote YES<br>4️⃣Submit<br>ℹ️ Info about the vote: <u>https://t.co/u7MMtbotzi</u> |
|  Last chance to have your voice count by voting your $RKLB shares ahead of our ASM! <br>1️⃣Go to <u>http://proxyvote.com</u><br>2️⃣Enter your control #<br>3️⃣Vote YES<br>4️⃣Submit<br>ℹ️ Info about the vote: <u>https://t.co/u7MMtbotzi</u> |
| Starting to sound like a spambot here, but please vote your $RKLB shares!<br>1️⃣Go to <u>http://proxyvote.com</u><br>2️⃣Enter your control #<br>3️⃣Vote YES<br>4️⃣Submit<br>Or head to $RKLB's IR website for info on voting through your broker: <u>Annual Shareholder Meeting \| Rocket Lab Corporation</u> |

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