Forte Biosciences, Inc. (FBRX) Insider Trading & SEC Filings

Updated Jul 16, 2026 · Last SEC filing 2026-07-06

Forte Biosciences, Inc. (FBRX) has filed 10 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-06. 3 Form 8-K material event filings were reported by FBRX in the last 90 days. InsiderAlpha tracks every FBRX SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.

About Forte Biosciences, Inc. (FBRX)

SIC classification	Pharmaceutical Preparations (SIC 2834)
SEC CIK	0001419041

90-Day SEC Filing Activity

Form 4 filings (90d)	10
Form 8-K filings (90d)	3
Latest Form 4 filing	2026-07-06

Recent FBRX Insider Transactions (Form 4)

Date	Insider	Role	Transaction	Shares	Price	Value	Filing
2026-07-01	Wagner Paul A.	SEE REMARKS	M — Option exercise	1.2K	—	—	SEC
2026-07-01	Riley Antony A	CHIEF FINANCIAL OFFICER	F — Tax withholding / forfeiture	134	$21.32	$3K	SEC
2026-07-01	Riley Antony A	CHIEF FINANCIAL OFFICER	M — Option exercise	375	—	—	SEC
2026-07-01	Wagner Paul A.	SEE REMARKS	F — Tax withholding / forfeiture	98	$21.32	$2K	SEC
2026-04-01	Wagner Paul A.	SEE REMARKS	F — Tax withholding / forfeiture	98	$24.86	$2K	SEC
2026-04-01	Wagner Paul A.	SEE REMARKS	M — Option exercise	1.2K	—	—	SEC
2026-04-01	Riley Antony A	CHIEF FINANCIAL OFFICER	F — Tax withholding / forfeiture	134	$24.86	$3K	SEC
2026-04-01	Riley Antony A	CHIEF FINANCIAL OFFICER	M — Option exercise	375	—	—	SEC
2025-10-01	Riley Antony A	CHIEF FINANCIAL OFFICER	M — Option exercise	375	$0.00	—	SEC
2025-10-01	Riley Antony A	CHIEF FINANCIAL OFFICER	F — Tax withholding / forfeiture	134	$14.52	$2K	SEC
2025-10-01	Wagner Paul A.	SEE REMARKS	M — Option exercise	1.2K	$0.00	—	SEC
2025-10-01	Wagner Paul A.	SEE REMARKS	F — Tax withholding / forfeiture	98	$14.52	$1K	SEC
2025-07-01	Wagner Paul A.	SEE REMARKS	F — Tax withholding / forfeiture	98	$12.44	$1K	SEC
2025-07-01	Wagner Paul A.	SEE REMARKS	M — Option exercise	1.2K	$0.00	—	SEC
2025-07-01	Riley Antony A	CHIEF FINANCIAL OFFICER	F — Tax withholding / forfeiture	134	$12.44	$2K	SEC

All transactions sourced from SEC EDGAR Form 4 filings for Forte Biosciences, Inc. (FBRX). Updated in real time as new filings are submitted to the SEC.

Most-Active FBRX Insiders — Last 90 Days

Insider	Form 4 filings	Total transaction value
Riley Antony A	4	$3K
Wagner Paul A.	4	$2K
Brun Scott C.	1	—
GRYSKA DAVID W	1	—
Doberstein Stephen K	1	—

Recent FBRX Form 8-K Material Events

2026-07-09 — Item 7.01, 8.01, 9.01 [SEC]
2026-06-02 — Item 5.02, 5.07, 9.01 [SEC]
2026-05-14 — Item 2.02, 9.01 [SEC]
2026-04-09 — Item 1.01, 7.01, 8.01, 9.01 · Financing · positive [SEC]
Forte Biosciences announced a public offering of approximately 5.7 million shares at $26.27 per share, expected to raise gross proceeds of ~$150 million (~$141 million net). The offering is expected to close on April 10, 2026, with underwriters granted a 30-day option to purchase
2026-04-01 — Item 2.02, 9.01 · Earnings · neutral [SEC]
Forte Biosciences reported financial results for Q4 and fiscal year 2025 ended December 31, 2025. The filing provides standard financial reporting without indication of beat, miss, or guidance changes.

Recent Insider Filings

2026-07-06 — Riley Antony A (CHIEF FINANCIAL OFFICER)
2026-07-06 — Wagner Paul A. (SEE REMARKS)
2026-06-17 — Riley Antony A (CHIEF FINANCIAL OFFICER)
2026-06-17 — Wagner Paul A. (SEE REMARKS)
2026-06-02 — Doberstein Stephen K (Insider)

Form 4 Transaction Code Reference

SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in FBRX insider filings:

P	Open-market purchase by the insider
S	Open-market sale by the insider
A	Grant, award, or other acquisition from the issuer
M	Exercise or conversion of derivative security (e.g. options)
F	Payment of exercise price or tax liability via share withholding
G	Bona-fide gift of securities
D	Disposition to the issuer (e.g. share buyback participation)
J	Other acquisition or disposition
X	Exercise of in-the-money or at-the-money derivative security
C	Conversion of derivative security
V	Transaction voluntarily reported earlier than required

FBRX Insider Trading — FAQ

What is the latest insider trade for FBRX?: Forte Biosciences, Inc. (FBRX) had 10 insider filings in the last 90 days, with the most recent on 2026-07-06. InsiderAlpha tracks every Form 4, 10-K, 10-Q, and 8-K filing in real time.
How many insiders are buying FBRX stock?: 0 insider purchases of FBRX were filed in the last 90 days.
How many insiders are selling FBRX stock?: 0 insider sales of FBRX were filed in the last 90 days.
Where can I see FBRX SEC filings (Form 4, 10-K, 10-Q, 8-K)?: InsiderAlpha aggregates every FBRX SEC filing — Form 4 insider transactions, 10-K and 10-Q quarterly reports, and 8-K material event disclosures — in one timeline.

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