Neil W. Gibson - 11 Jun 2026 Form 4 Insider Report for Instil Bio, Inc. (TIL)

Reporting relationship: Director
Issuer ticker: TIL
Reported as of: 11 Jun 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 12 Jun 2026, 14:38:23 UTC
Prior SEC filing: 02 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Sandeep Laumas, M.D. Attorney-in-Fact for Neil W Gibson

Key filing fact

Neil W. Gibson filed Form 4 for Instil Bio, Inc. (TIL) on 12 Jun 2026.

Key facts

This page summarizes Neil W. Gibson's Form 4 filing for Instil Bio, Inc. (TIL).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 12 Jun 2026, 14:38.

Change

Previous filing in this sequence was filed on 02 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 0001555918 Primary reporting owner

Gibson Neil W

Relationship: Director
Address: C/O INSTIL BIO, INC., 3963 MAPLE AVENUE, SUITE 350, DALLAS
Signature: /s/ Sandeep Laumas, M.D. Attorney-in-Fact for Neil W Gibson
Signature date: 12 Jun 2026

Reported derivative securities

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

TIL transaction Derivative

Stock Option (Right to Buy)

Award

Transaction value
Shares: 0
Change %: 0%
Price: $0.000000^*
Shares after: 6,500
Date: 11 Jun 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 6,500
Exercise price: $7.93
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

The option will vest in 12 substantially equal monthly installments commencing on July 11, 2026, subject to the Reporting Person's Continuous Service (as defined in the company's 2021 Equity Incentive Plan, the "Plan") through the vesting dates. Any portion of the option not vested on the date of the next annual stockholder meeting will vest in full, subject to the Reporting Person's Continuous Service through such date. The option will also vest in full in the event of the Reporting Person's death, Disability (as defined in the Plan) or upon a Change in Control (as defined in the Plan).