# Equillium (EQ) — Overview

EQ · NASDAQ · Stock

Canonical page: https://www.lighthorse.io/tickers/eq

## Price

Last close $1.32 on Oct 15, 2026. 52-week range $0.84 – $3.20.

## Company profile

Equillium Inc is a biotechnology innovator developing novel therapies to treat severe autoimmune and inflammatory disorders with the mission to develop life-changing therapeutics for patients. It primary goal is to advance EQ504, a novel aryl hydrocarbon receptor, or AhR, modulator, into and through clinical development. The Company operates through a single operating and reportable segment focused on the business of developing novel therapies to treat severe autoimmune and inflammatory disorders, with the mission to develop life-changing therapeutics for patients. The Company manages all business activities on a consolidated basis.

## Financials

| Metric | Value |
| --- | --- |
| Revenue (trailing twelve months) | $0.00 |
| Revenue (quarter) | $0.00 |
| Revenue growth (year over year) | 0.00% |
| Gross profit (trailing twelve months) | $0.00 |
| Gross margin | 0.00% |
| Net income (trailing twelve months) | $0.00 |
| Net income (quarter) | −$4.7M |
| Net income growth (year over year) | 18.23% |
| Net margin | 0.00% |
| Return on equity | -58.98% |
| EPS (trailing twelve months) | −$0.09 |
| Book value per share | $0.88 |
| P/E (trailing twelve months) | — |
| Price to book | 1.5 |
| Debt to assets | 4.52% |
| Payout ratio | 0.00% |
| Dividend yield | 0.00% |

## Frequently Asked Questions

### How do I buy stock in Equillium (EQ)?

EQ trades commission-free with a Light Horse Securities brokerage account — from the mobile app, the web at [Light Horse Dashboard](https://portal.lighthorse.io), the trading API, or an [AI agent connected over MCP](/instructions/ai/claude). The trade panel on this page places the order once you are signed in.

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This page is for informational purposes only. Nothing on it is a recommendation, solicitation or offer to buy or sell any security, nor investment, legal or tax advice. Light Horse Securities Inc does not verify third-party data and is not responsible for its accuracy, completeness or timeliness.

Data provided by [AInvest](https://www.ainvest.com).