Ian F. Smith - 02 Jul 2026 Form 4 Insider Report for Solid Biosciences Inc. (SLDB)

Reporting relationship: Director
Issuer ticker: SLDB
Reported as of: 02 Jul 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 07 Jul 2026, 16:05:02 UTC
Prior SEC filing: 25 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Kimberly Cornwell as attorney-in-fact for Ian F. Smith

Key filing fact

Ian F. Smith filed Form 4 for Solid Biosciences Inc. (SLDB) on 07 Jul 2026.

Key facts

This page summarizes Ian F. Smith's Form 4 filing for Solid Biosciences Inc. (SLDB).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 07 Jul 2026, 16:05.

Change

Previous filing in this sequence was filed on 25 Jun 2026.
Current net transaction value: $0.

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 0001197032 Primary reporting owner

SMITH IAN F

Relationship: Director
Address: C/O SOLID BIOSCIENCES INC., 500 RUTHERFORD AVENUE, THIRD FLOOR, CHARLESTOWN
Signature: /s/ Kimberly Cornwell as attorney-in-fact for Ian F. Smith
Signature date: 07 Jul 2026

Reported non-derivative transactions

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

SLDB transaction

Common Stock

Options Exercise

Transaction value
Shares: +3,440
Change %: +2.6%
Price
Shares after: 138,145
Date: 02 Jul 2026
Ownership: Direct
Footnotes: F1

Reported derivative securities

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

SLDB transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: -3,440
Change %: -33%
Price: $0.000000^*
Shares after: 6,880
Date: 02 Jul 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 3,440
Exercise price
Footnotes: F1, F2

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Restricted stock units convert to common stock on a one-for-one basis.

Footnote F2

The restricted stock units were granted on January 2, 2026 and vested in equal quarterly installments beginning three months from the date of grant, with the final installment vesting 12 months from the date of grant.