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Company profile

In8bio, Inc. Insider Trading

INAB

Every SEC Form 4 insider trading filing for In8bio, Inc. (INAB) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?

Exchange
Nasdaq
Sector
Biological Products, (No Diagnostic Substances)
CIK
0001740279
Filings
111
Insiders
31
Last filing
2026-05-27
SEC EDGAR ↗Yahoo Finance ↗Finviz ↗Stock Analysis ↗

Activity summary

No insider transactions in the last 30 days. The most recent was on May 27, 2026, when Emily Fairbairn sold 724,637 shares. 111 filings from 31 insiders are on record below.

Three year balance

Buy and sell value by quarter, Q3 23 to Q2 26. In8bio, Inc. insiders are net buyers across the period shown.

PurchasesSales
Q3 23Q4 23Q1 24Q2 24Q3 24Q4 24Q1 25Q2 25Q3 25$1.2MQ4 25Q1 26Q2 26

Bars below the rule are sales, above are purchases. Largest quarter on the chart is $1.2M.

No insider activity recorded for INAB in the last 90 days.

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValueReturn
May 27, 2026Emily FairbairnINAB
Gift
724,637——-44.7% 3m
May 9, 2026Peter C. BrandtINAB
Award
22,000——-40.1% 3m
May 9, 2026Corinne EpperlyINAB
Award
22,000——-40.1% 3m
May 9, 2026Emily FairbairnINAB
Award
22,000——-40.1% 3m
May 9, 2026Jeremy R. GraffINAB
Award
22,000——-16.6% 3m

45 more transactions hidden

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Top insiders

By total value filed.

Emily Fairbairn1 filing+$1000K
Peter C. BrandtDirector3 filings+$130K
Alan S. Roemer3 filings+$71K
William Tai-Wei HoPresident and CEO2 filings+$65K
Patrick McCallChief Financial Officer2 filings+$13K

Institutional Ownership

Top 13F-HR holders of In8bio, Inc. as of 2026-06-30

— stable
Total reported AUM
$123,419
QoQ change
—
Reporting period
2026-06-30
#1
Oppenheimer & Co Inc
CIK 0000822581
$88,889
63K shares
#2
Texas Capital Bank Wealth Management Services Inc
CIK 0001802655
$34,412
24K shares
#3
BlackRock, Inc.
CIK 0002012383
$118
84 shares

Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

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Form4API, StockholmNot affiliated with the SEC or EDGAR. Data sourced from public EDGAR filings. Not investment advice.

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