CIK 0001419041
FBRX Forte Biosciences, Inc.
Insider trading from SEC Form 4. Last filing Jun 17, 2026. Close $76.99 on Aug 26, 2026, 0% from the 52-week low and 0% from the high.
Forte Biosciences, Inc. (FBRX) has 32 SEC Form 4 filings on file from 8 insiders, the latest filed on Jun 17, 2026. No insider bought or sold on the open market in the last 90 days; rows filed in that time are grants, exercises, tax withholding and other transactions that carry no view on the price.
2 open-market trades have been scored at FBRX. The newest: Antony A Riley (CHIEF FINANCIAL OFFICER) bought $255k of stock on Dec 30, 2025, filed Jan 2, 2026, scored 41 (moderate).
FBRX closed at $76.99 on Aug 26, 2026, 0% above its 52-week low and at a 52-week high.
Last 90 days
Signals
Open-market buys and sells at Forte Biosciences, Inc., scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 41Moderate | Antony A Riley CHIEF FINANCIAL OFFICER buy | $255k 9,680 shares | +30% | - | |
| 42Moderate | Antony A Riley CHIEF FINANCIAL OFFICER buy | $125k 22,514 shares | +273% | - |
Transactions
The newest 50 of 59 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Jun 16, 2026 | Paul A. Wagner SEE REMARKS | AGrant or award Stock Option (right to buy)derivative | +500,000 | $0.00 | $0 | 500,000 | Jun 17, 2026 |
| Jun 16, 2026 | Antony A Riley CHIEF FINANCIAL OFFICER | AGrant or award Stock Option (right to buy)derivative | +22,000 | $0.00 | $0 | 22,000 | Jun 17, 2026 |
| May 29, 2026 | David W Gryska director | AGrant or award Restricted Stock Unitsderivative | +18,353 | $0.00 | $0 | 18,353 | Jun 2, 2026 |
| May 29, 2026 | Richard G Vincent director | AGrant or award Restricted Stock Unitsderivative | +18,353 | $0.00 | $0 | 18,353 | Jun 2, 2026 |
| May 29, 2026 | Scott C. Brun director | AGrant or award Restricted Stock Unitsderivative | +18,353 | $0.00 | $0 | 18,353 | Jun 2, 2026 |
| May 29, 2026 | Stephen K Doberstein director | AGrant or award Restricted Stock Unitsderivative | +18,353 | $0.00 | $0 | 18,353 | Jun 2, 2026 |
| May 29, 2026 | Steven Kornfeld director | AGrant or award Restricted Stock Unitsderivative | +18,353 | $0.00 | $0 | 18,353 | Jun 2, 2026 |
| May 29, 2026 | Shivpreet Singh Kapoor director | AGrant or award Restricted Stock Unitsderivative | +18,353 | $0.00 | $0 | 18,353 | Jun 2, 2026 |
| Apr 1, 2026 | Antony A Riley CHIEF FINANCIAL OFFICER | MOption exercise Common Stock | +375 | - | - | 42,116 | Apr 3, 2026 |
| Apr 1, 2026 | Paul A. Wagner SEE REMARKS | MOption exercise Common Stock | +1,250 | - | - | 84,428 | Apr 3, 2026 |
| Apr 1, 2026 | Antony A Riley CHIEF FINANCIAL OFFICER | FTax withholding Common Stock | -134 | $24.86 | $3,331 | 41,982 | Apr 3, 2026 |
| Apr 1, 2026 | Paul A. Wagner SEE REMARKS | FTax withholding Common Stock | -98 | $24.86 | $2,436 | 84,330 | Apr 3, 2026 |
| Apr 1, 2026 | Antony A Riley CHIEF FINANCIAL OFFICER | MOption exercise Restricted Stock Unitsderivative | -375 | $0.00 | $0 | 1,125 | Apr 3, 2026 |
| Apr 1, 2026 | Paul A. Wagner SEE REMARKS | MOption exercise Restricted Stock Unitsderivative | -1,250 | $0.00 | $0 | 3,750 | Apr 3, 2026 |
| Jan 12, 2026 | Paul A. Wagner SEE REMARKS | AGrant or award Stock Option (right to buy)derivative | +270,000 | $0.00 | $0 | 270,000 | Jan 13, 2026 |
| Jan 12, 2026 | Antony A Riley CHIEF FINANCIAL OFFICER | AGrant or award Stock Option (right to buy)derivative | +90,000 | $0.00 | $0 | 90,000 | Jan 13, 2026 |
| Jan 12, 2026 | Antony A Riley CHIEF FINANCIAL OFFICER | AGrant or award Restricted Stock Unitsderivative | +60,000 | $0.00 | $0 | 60,000 | Jan 13, 2026 |
| Jan 12, 2026 | Paul A. Wagner SEE REMARKS | AGrant or award Restricted Stock Unitsderivative | +180,000 | $0.00 | $0 | 180,000 | Jan 13, 2026 |
| Jan 1, 2026 | Paul A. Wagner SEE REMARKS | MOption exercise Common Stock | +1,250 | $0.00 | $0 | 83,342 | Jan 2, 2026 |
| Dec 30, 2025 | Antony A Riley CHIEF FINANCIAL OFFICER | POpen-market purchase Common Stock | +9,680 | $26.33 | $255k | 41,520 | Jan 2, 2026 |
| Jan 1, 2026 | Antony A Riley CHIEF FINANCIAL OFFICER | MOption exercise Common Stock | +375 | $0.00 | $0 | 41,895 | Jan 2, 2026 |
| Jan 1, 2026 | Paul A. Wagner SEE REMARKS | FTax withholding Common Stock | -164 | $27.27 | $4,472 | 83,178 | Jan 2, 2026 |
| Jan 1, 2026 | Antony A Riley CHIEF FINANCIAL OFFICER | FTax withholding Common Stock | -154 | $27.27 | $4,200 | 41,741 | Jan 2, 2026 |
| Jan 1, 2026 | Paul A. Wagner SEE REMARKS | MOption exercise Restricted Stock Unitsderivative | -1,250 | $0.00 | $0 | 5,000 | Jan 2, 2026 |
| Jan 1, 2026 | Antony A Riley CHIEF FINANCIAL OFFICER | MOption exercise Restricted Stock Unitsderivative | -375 | $0.00 | $0 | 1,500 | Jan 2, 2026 |
| Oct 1, 2025 | Antony A Riley CHIEF FINANCIAL OFFICER | MOption exercise Common Stock | +375 | $0.00 | $0 | 31,974 | Oct 2, 2025 |
| Oct 1, 2025 | Paul A. Wagner SEE REMARKS | MOption exercise Common Stock | +1,250 | $0.00 | $0 | 82,190 | Oct 2, 2025 |
| Oct 1, 2025 | Antony A Riley CHIEF FINANCIAL OFFICER | FTax withholding Common Stock | -134 | $14.52 | $1,946 | 31,840 | Oct 2, 2025 |
| Oct 1, 2025 | Paul A. Wagner SEE REMARKS | FTax withholding Common Stock | -98 | $14.52 | $1,423 | 82,092 | Oct 2, 2025 |
| Oct 1, 2025 | Antony A Riley CHIEF FINANCIAL OFFICER | MOption exercise Restricted Stock Unitsderivative | -375 | $0.00 | $0 | 1,875 | Oct 2, 2025 |
| Oct 1, 2025 | Paul A. Wagner SEE REMARKS | MOption exercise Restricted Stock Unitsderivative | -1,250 | $0.00 | $0 | 6,250 | Oct 2, 2025 |
| Jul 1, 2025 | Paul A. Wagner SEE REMARKS | MOption exercise Common Stock | +1,250 | $0.00 | $0 | 81,038 | Jul 3, 2025 |
| Jul 1, 2025 | Antony A Riley CHIEF FINANCIAL OFFICER | MOption exercise Common Stock | +375 | $0.00 | $0 | 31,733 | Jul 3, 2025 |
| Jul 1, 2025 | Paul A. Wagner SEE REMARKS | FTax withholding Common Stock | -98 | $12.44 | $1,219 | 80,940 | Jul 3, 2025 |
| Jul 1, 2025 | Antony A Riley CHIEF FINANCIAL OFFICER | FTax withholding Common Stock | -134 | $12.44 | $1,667 | 31,599 | Jul 3, 2025 |
| Jul 1, 2025 | Paul A. Wagner SEE REMARKS | MOption exercise Restricted Stock Unitsderivative | -1,250 | $0.00 | $0 | 7,500 | Jul 3, 2025 |
| Jul 1, 2025 | Antony A Riley CHIEF FINANCIAL OFFICER | MOption exercise Restricted Stock Unitsderivative | -375 | $0.00 | $0 | 2,250 | Jul 3, 2025 |
| Apr 1, 2025 | Paul A. Wagner SEE REMARKS | MOption exercise Common Stock | +1,250 | $0.00 | $0 | 79,806 | Apr 2, 2025 |
| Apr 1, 2025 | Antony A Riley CHIEF FINANCIAL OFFICER | MOption exercise Common Stock | +375 | $0.00 | $0 | 31,372 | Apr 2, 2025 |
| Apr 1, 2025 | Paul A. Wagner SEE REMARKS | FTax withholding Common Stock | -18 | $7.43 | $134 | 79,788 | Apr 2, 2025 |
| Apr 1, 2025 | Antony A Riley CHIEF FINANCIAL OFFICER | FTax withholding Common Stock | -154 | $7.43 | $1,144 | 31,218 | Apr 2, 2025 |
| Apr 1, 2025 | Paul A. Wagner SEE REMARKS | MOption exercise Restricted Stock Unitsderivative | -1,250 | $0.00 | $0 | 8,750 | Apr 2, 2025 |
| Apr 1, 2025 | Antony A Riley CHIEF FINANCIAL OFFICER | MOption exercise Restricted Stock Unitsderivative | -375 | $0.00 | $0 | 2,625 | Apr 2, 2025 |
| Mar 20, 2025 | Scott C. Brun director | AGrant or award Stock Option (right to buy)derivative | +31,000 | $0.00 | $0 | 31,000 | Mar 21, 2025 |
| Mar 20, 2025 | Stephen K Doberstein director | AGrant or award Stock Option (right to buy)derivative | +31,000 | $0.00 | $0 | 31,000 | Mar 21, 2025 |
| Mar 20, 2025 | Paul A. Wagner SEE REMARKS | AGrant or award Stock Option (right to buy)derivative | +920,000 | $0.00 | $0 | 920,000 | Mar 21, 2025 |
| Mar 20, 2025 | Antony A Riley CHIEF FINANCIAL OFFICER | AGrant or award Stock Option (right to buy)derivative | +323,000 | $0.00 | $0 | 323,000 | Mar 21, 2025 |
| Mar 20, 2025 | Steven Kornfeld director | AGrant or award Stock Option (right to buy)derivative | +31,000 | $0.00 | $0 | 31,000 | Mar 21, 2025 |
| Mar 20, 2025 | Shivpreet Singh Kapoor director | AGrant or award Stock Option (right to buy)derivative | +31,000 | $0.00 | $0 | 31,000 | Mar 21, 2025 |
| Mar 20, 2025 | Richard G Vincent director | AGrant or award Stock Option (right to buy)derivative | +31,000 | $0.00 | $0 | 31,000 | Mar 21, 2025 |
Insiders
Everyone who has filed a Form 4 here.
- Scott C. Brundirector
- Stephen K Dobersteindirector
- David W Gryskadirector
- Shivpreet Singh Kapoordirector
- Steven Kornfelddirector
- Antony A RileyCHIEF FINANCIAL OFFICER
- Richard G Vincentdirector
- Paul A. WagnerSEE REMARKS
Questions about FBRX
Answered from the filings on this page, as of the latest one.
Are insiders buying FBRX?
No. In the last 90 days no insider at Forte Biosciences, Inc. bought or sold shares on the open market according to SEC Form 4 filings. The rows on file from that period are grants, exercises, tax withholding or other transactions, which carry no view on the price.
Who was the last insider to trade FBRX on the open market?
Antony A Riley (CHIEF FINANCIAL OFFICER) bought $255k of FBRX on Dec 30, 2025 and filed the Form 4 on Jan 2, 2026. InsiderTell scored 41 (moderate).
How many insiders file Form 4 at Forte Biosciences, Inc.?
8 people have filed a Form 4 at Forte Biosciences, Inc., among them Scott C. Brun (director), Stephen K Doberstein (director), David W Gryska (director). Officers, directors and holders of more than 10% of a share class must report their trades within two business days.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.