Jon A. Olson - 20 Jan 2026 Form 4 Insider Report for Rocket Lab Corp (RKLB)

Reporting relationship: Director
Issuer ticker: RKLB
Reported as of: 20 Jan 2026
Net transaction value: -$1,388,221
SEC form: 4
Accepted by SEC: 22 Jan 2026, 18:12:13 UTC
Prior SEC filing: 07 Jan 2026
Next SEC filing: 09 Apr 2026
Source filing: View source filing
Reporting owner signature: By: /s/Arjun Kampani, as Attorney-in-Fact For: Jon A. Olson

Key filing fact

Jon A. Olson filed Form 4 for Rocket Lab Corp (RKLB) on 22 Jan 2026.

Key facts

This page summarizes Jon A. Olson's Form 4 filing for Rocket Lab Corp (RKLB).
10 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 22 Jan 2026, 18:12.

Change

Previous filing in this sequence was filed on 07 Jan 2026.
Current net transaction value: -$1,388,221.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001331263 Primary reporting owner

Olson Jon A

Relationship: Director
Address: 3881 MCGOWEN STREET, LONG BEACH
Signature: By: /s/Arjun Kampani, as Attorney-in-Fact For: Jon A. Olson
Signature date: 22 Jan 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

RKLB transaction

Common Stock

Sale

Transaction value: $355,560
Shares: -3,994
Change %: -1.1%
Price: $89.02
Shares after: 356,841
Date: 20 Jan 2026
Ownership: Direct
Footnotes: F1, F2

RKLB transaction

Common Stock

Sale

Transaction value: $262,083
Shares: -2,911
Change %: -0.82%
Price: $90.03
Shares after: 353,930
Date: 20 Jan 2026
Ownership: Direct
Footnotes: F1, F3

RKLB transaction

Common Stock

Sale

Transaction value: $127,050
Shares: -1,400
Change %: -0.4%
Price: $90.75
Shares after: 352,530
Date: 20 Jan 2026
Ownership: Direct
Footnotes: F1, F4

RKLB transaction

Common Stock

Sale

Transaction value: $184,167
Shares: -2,000
Change %: -0.57%
Price: $92.08
Shares after: 350,530
Date: 20 Jan 2026
Ownership: Direct
Footnotes: F1, F5

RKLB transaction

Common Stock

Sale

Transaction value: $287,723
Shares: -3,100
Change %: -0.88%
Price: $92.81
Shares after: 347,430
Date: 20 Jan 2026
Ownership: Direct
Footnotes: F1, F6

RKLB transaction

Common Stock

Sale

Transaction value: $46,889
Shares: -500
Change %: -0.14%
Price: $93.78
Shares after: 346,930
Date: 20 Jan 2026
Ownership: Direct
Footnotes: F1, F7

RKLB transaction

Common Stock

Sale

Transaction value: $47,495
Shares: -500
Change %: -0.14%
Price: $94.99
Shares after: 346,430
Date: 20 Jan 2026
Ownership: Direct
Footnotes: F1, F8

RKLB transaction

Common Stock

Sale

Transaction value: $48,063
Shares: -500
Change %: -0.14%
Price: $96.13
Shares after: 345,930
Date: 20 Jan 2026
Ownership: Direct
Footnotes: F1, F9

RKLB transaction

Common Stock

Sale

Transaction value: $19,400
Shares: -200
Change %: -0.06%
Price: $97.00
Shares after: 345,730
Date: 20 Jan 2026
Ownership: Direct
Footnotes: F1, F10

RKLB transaction

Common Stock

Sale

Transaction value: $9,792
Shares: -100
Change %: -0.03%
Price: $97.92
Shares after: 345,630
Date: 20 Jan 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 10 footnotes

Footnote F1

Represents the sale of shares which occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 19, 2025.

Footnote F2

The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $88.4500 to $89.4200. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F3

The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $89.4600 to $90.4500. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F4

The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $90.4700 to $90.9900. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F5

The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $91.4700 to $92.4300. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F6

The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $92.4800 to $93.2300. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F7

The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $93.5000 to $94.1300. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F8

The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $94.7500 to $95.2000. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F9

The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $95.8000 to $96.7500. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F10

The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $96.8500 to $97.1500. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.