Forte Biosciences, Inc. (FBRX) Stock Price & How to Invest

Short answer

FBRX is Forte Biosciences, a pre-revenue clinical-stage biopharma whose entire value rests on one antibody, FB102, so it trades as a binary bet on autoimmune trial readouts rather than on earnings or fundamentals.

FBRX stock price

As of 2026-07-09, Forte Biosciences, Inc. (FBRX) last closed at $36.70, up 220.4% over the past year. Over the past 52 weeks it has traded between $9.45 and $36.70.

FBRX last close
$36.70
1 day
+78.33%
1 month
+115.88%
1 year
+220.38%
52-week range
$9.45 to $36.70
Last close
2026-07-09

Prices are daily closing prices from Yahoo Finance and may be delayed. For the live quote, check your broker or Forte Biosciences, Inc.'s investor relations page. Walnut is informational, not investment advice.

What does Forte Biosciences, Inc. (FBRX) do?

Forte Biosciences (NASDAQ: FBRX) is a Dallas-based clinical-stage biopharmaceutical company built around a single lead candidate, FB102, a proprietary anti-CD122 monoclonal antibody. CD122 sits on the interleukin-15 signaling pathway that helps drive the tissue-resident memory T cells implicated in several autoimmune diseases, which is why Forte is testing FB102 across a broad set of indications including celiac disease, non-segmental vitiligo, and alopecia areata. The company generates no product revenue and does not expect commercial sales for years, so it functions less like an operating business and more like a research program with a stock ticker attached.

The investment picture is almost entirely event-driven. FB102 has produced early Phase 1b signals (statistically significant vitiligo improvement at week 24 and positive gluten-challenge data in celiac disease) and won FDA Fast Track designation in celiac, and multiple readouts (Phase 2 celiac topline, plus Phase 1b vitiligo and alopecia areata) are expected during 2026. Against that, Forte burns roughly $20 million a quarter and posted a Q1 2026 net loss of about $22 million, funded by repeated equity raises that dilute existing holders. The result is a high-volatility, all-or-nothing profile: strong data can re-rate the shares sharply higher, while a trial miss or safety issue can erase much of the market value.

What's driving Forte Biosciences, Inc. (FBRX)?

1. FB102 platform breadth

FB102 targets CD122, a node in the IL-15 pathway tied to multiple autoimmune conditions, which lets Forte pursue celiac disease, vitiligo, alopecia areata, and other indications from one molecule. A single positive mechanism could theoretically open several large markets. That breadth is the core of the bull thesis and the reason the market assigns the company a multi-hundred-million valuation despite no revenue.

2. 2026 clinical catalysts

Multiple readouts are stacked into 2026: Phase 2 celiac disease topline, plus Phase 1b vitiligo and alopecia areata data. Each readout is a discrete, high-impact event that can move the stock significantly in either direction. This concentration of catalysts is why FBRX trades with outsized volatility.

3. Fast Track and regulatory signaling

FB102 received FDA Fast Track designation in celiac disease, an area with no approved drug therapies, which can support more frequent regulatory interaction and potential priority review later. Early Phase 1b data showed statistically significant effects on histology, T-cell markers, and gluten-induced symptoms. These signals underpin the argument that FB102 is a genuine drug candidate rather than a purely speculative program.

4. Cash to fund readouts

Forte ended Q1 2026 with roughly $58 million in cash and raised about $172.5 million gross in an April 2026 equity offering, giving it a substantially larger balance sheet to fund its trials toward their 2026 data points. A funded runway reduces near-term financing risk, though it came at the cost of meaningful share dilution.

What are the risks to Forte Biosciences, Inc. (FBRX)?

FBRX is a single-asset, pre-revenue biotech, so a failure or safety signal in FB102 could impair most of the company's value. There are no product sales and no expected revenue for years, meaning the valuation rests entirely on clinical probability and market sentiment rather than earnings. The company funds itself through repeated equity raises that dilute existing shareholders, and its cash burn runs roughly $20 million per quarter. The shares are highly volatile and have moved several hundred percent over a one-year window, which cuts both ways. Competition in vitiligo, alopecia areata, and celiac disease is intensifying, and larger, better-capitalized developers could reach the market first or with better data.

How is Forte Biosciences, Inc. (FBRX) valued? (approximate, JULY 2026)

A simple financial snapshot. These are approximations and refresh quarterly; for current figures see Forte Biosciences, Inc.'s investor relations page or your broker.

  • Revenue (TTM): ~$0 (pre-commercial)
  • Net loss (Q1 2026): ~$22.1M
  • R&D expense (Q1 2026): ~$20.5M
  • Cash (end Q1 2026): ~$58M
  • April 2026 raise (gross): ~$172.5M
  • Market cap: ~$450M

Standard valuation metrics like price-to-earnings do not apply because Forte has no revenue and posts consistent losses. The market prices FBRX on the perceived probability and payoff of FB102's autoimmune programs, so the stock reacts to trial data far more than to any financial line item. The April 2026 raise strengthened the cash position but added shares outstanding.

Who competes with Forte Biosciences, Inc. (FBRX)?

Vitiligo and CD122/IL-15 developers

Incyte already markets ruxolitinib cream (Opzelura) for vitiligo and is pursuing antibody approaches (including its Villaris acquisition and auremolimab, an anti-CD122/IL-15Rbeta antibody), placing it in direct mechanistic competition with FB102 in vitiligo. Other academic and biotech programs targeting the IL-15/CD122 pathway add to the crowd.

Autoimmune and alopecia players

Approved oral JAK inhibitors such as Eli Lilly's baricitinib (Olumiant) and Pfizer's ritlecitinib (Litfulo) set the bar in alopecia areata, and broad autoimmune developers like Aurinia (pursuing a different BAFF/APRIL mechanism) compete for the same investor attention and patient populations, even where the drug mechanism differs.

Celiac disease developers

Celiac disease has no approved drug therapy, so FB102's competition is other experimental programs from companies and academic groups working on immune-modulating and gluten-tolerance approaches. Being early in an untreated indication is both the opportunity and the uncertainty.

How to invest in Forte Biosciences, Inc. (FBRX)

There are three common ways to get FBRX exposure. Buy shares (or fractional shares) directly at any major broker. Hold an ETF that includes it, which spreads the position across many companies. Or build it into a focused thematic basket, so FBRX sits alongside other stocks that express the same thesis.

Walnut takes the basket route. Describe a thesis where FBRX fits (for example “AI infrastructure” or “dividend-growth large-caps”) and the AI proposes 5 to 6 constituents with target weights. You review the plan and fund it through your own broker when you're ready.

The bottom line on Forte Biosciences, Inc. (FBRX)

FBRX is a single-asset, pre-commercial biotech story where 2026 trial data, not revenue, sets the price.

More on Forte Biosciences, Inc. (FBRX)

Whether FBRX is worth buying today depends more on your time horizon and what you already hold than on any single call. We walk through valuation, what would have to go right, and the risks in is FBRX a buy?, and where the stock could go from here in the FBRX stock forecast.

For income investors, whether FBRX pays a dividend and how the payout looks is covered in does FBRX pay a dividend?

Build a basket around FBRX with Walnut

Use Forte Biosciences, Inc. as one constituent in a thematic basket Walnut's AI helps you assemble. Describe a thesis you believe in, the AI proposes the holdings and weights, and you approve before any broker order.

FAQ

What does Forte Biosciences (FBRX) do?

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Forte Biosciences is a clinical-stage biopharmaceutical company developing FB102, an anti-CD122 monoclonal antibody, as a potential treatment for autoimmune conditions including celiac disease, vitiligo, and alopecia areata. It has no approved products and generates no revenue.

Does FBRX have any revenue or profit?

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No. Forte is pre-commercial and reports essentially zero product revenue. It posted a net loss of about $22 million in Q1 2026 and expects to keep losing money while it funds FB102 clinical trials.

What is FB102?

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FB102 is Forte's lead and only clinical candidate, a proprietary anti-CD122 antibody. CD122 is part of the IL-15 signaling pathway linked to autoimmune-driving T cells, which is why Forte is testing FB102 across several autoimmune indications from a single molecule.

Why is FBRX stock so volatile?

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As a single-asset, pre-revenue biotech, FBRX has no earnings to anchor its price, so it moves on clinical trial expectations and results. Data readouts can cause large swings in either direction, and the stock has moved several hundred percent over a one-year period.

What are the key catalysts for FBRX in 2026?

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Investors are watching multiple 2026 readouts: Phase 2 topline data in celiac disease, plus Phase 1b results in non-segmental vitiligo and alopecia areata. Each is a discrete event that can significantly reprice the shares.

How much cash does Forte have?

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Forte ended Q1 2026 with roughly $58 million in cash and raised about $172.5 million gross in an April 2026 equity offering. That strengthened its runway to fund trials, but the raise diluted existing shareholders.

Who competes with FB102?

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In vitiligo, Incyte (Opzelura and antibody programs targeting the same IL-15/CD122 pathway) is a direct competitor. Approved JAK inhibitors from Eli Lilly and Pfizer lead in alopecia areata, and various experimental programs are working on celiac disease, which has no approved drug today.

What are the main risks of FBRX?

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The biggest risk is that FB102 could fail in trials or show safety problems, which would impair most of the company's value given its single-asset focus. Other risks include ongoing cash burn, recurring dilutive equity raises, years until any potential revenue, and rising competition across its target indications.

Walnut is informational, not investment advice. Financial figures on this page are approximations; always verify current numbers with Forte Biosciences, Inc.'s investor relations page or your broker before making investment decisions.