Sean Goodrich - 19 Aug 2026 Form 4 Insider Report for Boost Run Inc. (BRUN)

Reporting relationship: Director
Issuer ticker: BRUN
Reported as of: 19 Aug 2026
Net transaction value: -$3,993,730
SEC form: 4
Accepted by SEC: 28 Aug 2026, 16:35:19 UTC
Prior SEC filing: 28 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/ Sean Goodrich

Key filing fact

Sean Goodrich filed Form 4 for Boost Run Inc. (BRUN) on 28 Aug 2026.

Key facts

This page summarizes Sean Goodrich's Form 4 filing for Boost Run Inc. (BRUN).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 28 Aug 2026, 16:35.

Change

Previous filing in this sequence was filed on 28 Aug 2026.
Current net transaction value: -$3,993,730.

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 0002028811 Primary reporting owner

Goodrich Sean

Relationship: Director
Address: C/O BOOST RUN INC., 5 REVERE DRIVE, SUITE 200, NORTHBROOK
Signature: /s/ Sean Goodrich
Signature date: 28 Aug 2026

Reported non-derivative transactions

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

BRUN transaction

Class A Common Stock

Options Exercise

Transaction value
Shares: +1,101,986
Change %: +27%
Price: $11.50^*
Shares after: 5,136,121
Date: 19 Aug 2026
Ownership: By Goodrich ILMJS LLC
Footnotes: F1

BRUN transaction

Class A Common Stock

Sale

Transaction value: $3,993,730
Shares: -198,200
Change %: -3.9%
Price: $20.15
Shares after: 4,937,921
Date: 27 Aug 2026
Ownership: By Goodrich ILJMS LLC
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

BRUN transaction Derivative

Warrants

Options Exercise

Transaction value
Shares: -1,101,986
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 19 Aug 2026
Ownership: By Goodrich ILMJS LLC
Underlying class: Class A Common Stock
Underlying amount: 1,101,986
Exercise price: $11.50
Footnotes: F1

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Goodrich ILMJS LLC is the record hold of such securities. Mr. Goodrich is the managing member of Goodrich ILMJS LLC and holds and holds voting and investment discretion with respect to the shares of Boost Run Inc. Class A Common Stock held of record by Goodrich ILMJS LLC. Mr. Goodrich disclaims any beneficial ownership of the securities held by Goodrich ILMJS LLC other than to the extent of any pecuniary interest he may have therein, directly or indirectly.