In8Bio, Inc. (INAB) Insider Ownership

Historic Insider Ownership Trends

INAB's three largest insider shareholders as of March 23, 2026 are Emily Fairbairn (Director, 724.64K shares), Aaron G.L. Fletcher (Director, 570.72K shares), Leslie W. Kreis (Director, 570.72K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Emily Fairbairn 0 724,637 23 Dec, 2025
Emily Fairbairn 0 724,637 23 Dec, 2025
Aaron G.L. Fletcher 0 570,724 13 Dec, 2022
Leslie W. Kreis 0 570,724 13 Dec, 2022
William Tai-Wei Ho President And Ceo 121,168 0 23 Dec, 2025
Lawrence Lamb Evp And Cso 101,369 0 15 Dec, 2023
Corinne Epperly 81,967 0 15 Dec, 2023
William Tai-Wei Ho President, Ceo And Cfo 0 72,999 03 Aug, 2021
Alan S. Roemer 49,514 0 23 Dec, 2025
Patrick Mccall Chief Financial Officer 9,482 0 23 Dec, 2025
Kate Rochlin Chief Operating Officer 9,085 0 23 Dec, 2025
Luba Greenwood 7,826 0 18 Aug, 2022
Trishna Goswami Chief Medical Officer 6,729 0 15 Dec, 2023
Jeremy R. Graff 4,549 0 15 Dec, 2023

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
04 Feb, 2026 Kate Rochlin Employee Stock Option (right to buy) A 80,000 $0.00 80,000 D A
04 Feb, 2026 Patrick Mccall Employee Stock Option (right to buy) A 75,000 $0.00 75,000 D A
04 Feb, 2026 William Tai-Wei Ho Employee Stock Option (right to buy) A 206,000 $0.00 206,000 D A
04 Feb, 2026 Lawrence Lamb Employee Stock Option (right to buy) A 72,000 $0.00 72,000 D A
22 Dec, 2025 Emily Fairbairn Common Stock A 724,637 $1.38 724,637 I A
22 Dec, 2025 Kate Rochlin Common Stock A 7,247 $1.38 9,085 D A
22 Dec, 2025 Emily Fairbairn Common Stock A 724,637 $1.38 724,637 I A
22 Dec, 2025 Alan S. Roemer Common Stock A 36,232 $1.38 49,514 D A
22 Dec, 2025 Patrick Mccall Common Stock A 7,247 $1.38 9,482 D A
22 Dec, 2025 William Tai-Wei Ho Common Stock A 36,232 $1.38 121,168 D A
08 May, 2025 Corinne Epperly Stock Option (right to buy) A 63,150 $0.00 63,150 D A
08 May, 2025 Emily Fairbairn Stock Option (right to buy) A 63,150 $0.00 63,150 D A
08 May, 2025 Luba Greenwood Stock Option (right to buy) A 63,150 $0.00 63,150 D A
08 May, 2025 Alan S. Roemer Stock Option (right to buy) A 63,150 $0.00 63,150 D A
08 May, 2025 Emily Fairbairn Stock Option (right to buy) A 63,150 $0.00 63,150 D A
08 May, 2025 Jeremy R. Graff Stock Option (right to buy) A 63,150 $0.00 63,150 D A
27 Apr, 2025 Lawrence Lamb Series B Warrants (right to buy) D 1,639 - 0 D D
27 Apr, 2025 William Tai-Wei Ho Series B Warrants (right to buy) D 81,967 - 0 D D
27 Apr, 2025 Corinne Epperly Series B Warrants (right to buy) D 81,967 - 0 D D
27 Apr, 2025 Jeremy R. Graff Series B Warrants (right to buy) D 2,049 - 0 D D