Peter C. Brandt - 22 Dec 2025 Form 4 Insider Report for IN8BIO, INC. (INAB)

Reporting relationship: Director
Issuer ticker: INAB
Reported as of: 22 Dec 2025
Net transaction value: +$100,000
SEC form: 4
Accepted by SEC: 23 Dec 2025, 18:20:06 UTC
Prior SEC filing: 12 May 2025
Next SEC filing: 12 May 2026
Source filing: View source filing
Reporting owner signature: /s/ William Ho, Attorney-in-Fact

Key filing fact

Peter C. Brandt filed Form 4 for IN8BIO, INC. (INAB) on 23 Dec 2025.

Key facts

This page summarizes Peter C. Brandt's Form 4 filing for IN8BIO, INC. (INAB).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 23 Dec 2025, 18:20.

Change

Previous filing in this sequence was filed on 12 May 2025.
Current net transaction value: +$100,000.

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 0001434099 Primary reporting owner

Brandt Peter C.

Relationship: Director
Address: C/O IN8BIO, INC., 350 5TH AVE. SUITE 5330, NEW YORK
Signature: /s/ William Ho, Attorney-in-Fact
Signature date: 23 Dec 2025

Reported non-derivative transactions

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

INAB transaction

Common Stock

Award

Transaction value: $100,000
Shares: +72,464
Change %: +319%
Price: $1.38
Shares after: 95,181
Date: 22 Dec 2025
Ownership: Direct
Footnotes: F1

INAB holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 3,509
Date: 22 Dec 2025
Ownership: See footnote
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

Effective June 3, 2025, the Issuer effected a 1-for-30 reverse stock split of the Issuer's common stock. The number of securities reported herein have been adjusted to reflect the reverse stock split.

Footnote F2

The securities are held by The Peter C. Brandt 2020-4 GRAT (the "GRAT"). The Reporting Person is the trustee of the GRAT and, as such, has voting and investment power over the shares held by the GRAT.