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NASDAQ · Biotechnology · USD

TRex Bio, Inc. (TRXB) Stock Analysis

TRex Bio, Inc. (TRXB) is a Biotechnology stock listed on NASDAQ and quoted in US Dollar.

Last Updated: October 21, 2026

TRXB

$15.24

+$0.80 (+5.54%)

Oct 21, 2026 · Market close

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Price History

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TRXB Key Statistics

As of Oct 21, 2026
Trading
Open
$14.59
Previous Close
$14.44
Day's Range
14.10–16.56
52-Week Range
13.21–16.56
Volume
88.61K
Valuation
Market Cap
$418.27M
P/E Ratio
unprofitable
EPS (ttm)Profit attributable to each share over the last twelve months.
−2.47
Financials (FY)
Shares OutstandingThe total number of shares held by all investors. Market value is this figure multiplied by the share price.
27.45M
Dividend and dates
Avg Volume
289.38K

Only metrics the company reports are shown. Data provided by Yahoo Finance via yfinance. Updated daily.

Key facts

TRex Bio, Inc. (TRXB) has a market capitalization of $418.27M.

Recent News

News provided by third-party sources. Not financial advice.

Analysis

Data-derived

Company Overview

TRex Bio, Inc. (TRXB) is capitalised at $418.27M on the latest close. The company sits in the Healthcare sector, in the Biotechnology industry. The company reports 60 employees.

The most recent close on file for TRXB is $15.24, dated October 21, 2026. That is +$0.80 (+5.54%) against the previous close. The 52-week range on file runs from $13.21 to $16.56. The latest close sits 15.37% above that 52-week low.

Financial Health

Trailing earnings per share are −2.47.

Valuation Assessment

The record shows negative trailing earnings, so no price-to-earnings ratio is published.

Growth & Income

No dividend is on file for TRXB.

So far in 2026 the total return is +8.86%.

Peer Comparison

TRex Bio, Inc. (TRXB) operates in the Biotechnology industry. Here is how it compares to its closest peers by market capitalization:

Company Ticker Market Cap P/E Ratio
TRex Bio, Inc. TRXB $418.27M —
Vertex Pharmaceuticals Incorporated VRTX $132.95B 30.4
Moderna, Inc. MRNA $98.14B —
Regeneron Pharmaceuticals, Inc. REGN $82.95B 19.9

The Biotechnology industry average P/E ratio is 16.6x. TRex Bio, Inc. has no P/E ratio because it is not currently profitable.

Every figure above is read from this page's own data on each daily rebuild. Informational only, not financial advice. As of October 21, 2026.

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About TRex Bio, Inc.

TRex Bio, Inc. develops immunoregulatory biologics for autoimmune and inflammatory diseases in United States and Internationally. The company operates the Deep Biology Platform, a drug discovery and design platform that integrates tissue-level insights into human biology and treg function to identify and characterize therapeutic targets, using computational mapping, which uses in silico tools and a human tissue bank and atlas of human treg gene expression to identify pathways in tissue immune regulation; the Treg Atlas, which recreates tissue states in tregs and reprograms blood-derived Tregs to recreate human tissue-specific pathways in vitro for target validation; and the Phenotypic Assay Cascade, a suite of high-throughput functional fingerprinting assays that test targets across donors and inflammatory contexts. The company develops TRB-061 an investigational tumor necrosis factor receptor 2 (TNFR2) agonist and fragment crystallizable-fusion (Fc-fusion) protein designed to selectively agonize TNFR2 to activate and expand Tregs in inflamed tissues. The company also develops TRB-071, an agonist designed to augment tissue Tregs and block an inflammatory signaling pathway, for inflammatory bowel disease. Additionally, it advances TRB-051, a partnered modulator of immune effector cells, for autoimmune and inflammatory diseases including lupus with cutaneous involvement. The company also advances preclinical-stage programs addressing tissue Treg biology informed by the Deep Biology Platform. TRex Bio, Inc. was incorporated in 2018 and is based in South San Francisco, California.

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