NASDAQ · EQHealthcarePharmaceuticals

Equillium, Inc. Common Stock (EQ)

$1.40−0.71%
Close Nov 4, 2026 · split-adjusted
Nov 4, 2026$1.40▼ 2.78% in range
Nov 4, 2025Low $0.84 · High $3.20Nov 4, 2026
What changed · written from our data
As of Nov 4, 2026

Equillium closed at $1.40 on Nov 4, down 0.71%, 56.2% below its 52-week closing high. Volume of 194.7K shares was 0.37× its 20-day average (below normal).

Split-adjusted performance: -1.4% over one month, -35.5% over six months, -9.7% over one year.

Short interest was 5.7M shares at the Oct 15 settlement, up 2.1% from the prior report (12.6% of float, 11.0 days to cover).

Market cap$109.7M78.4M shares
Revenue · quarter$0.00—
Diluted EPS$-0.04—
P/E · TTM—
Net margin—
Dividend yieldNone$0.6875 last paid
52-week range0.84 – 3.20−56.3% from high
Volume194.7K0.37× 20-day avg
Volatility · 60d89.6%Annualised
Short % of float12.6%11.0 days to cover
Net cash$57.2MCash $57.2M
Next earnings—Not scheduled
Split-adjusted performance
1W −1.4%1M −1.4%3M −34.0%6M −35.5%YTD −9.7%1Y −9.7%3Y +164.5%5Y −75.8%

Earnings reactions

History →

No reported quarters with price history yet.

Rank within Pharmaceuticals

Percentile among 420 companies (100 = best)

6-month momentum37
Revenue growth—
Net margin—
Value (low P/E)—
Size42

Industry medians: 6-month return −25.5%, revenue growth +6.2%, net margin −33.8%, P/E 16.1×.

Short interest

Details →
Shares short5.7M+2.1% vs prior
Days to cover11.0Settled Oct 15
% of float12.6%
Short vol. 10d58.9%of daily volume

Closest peers by size in Pharmaceuticals

CompanyPriceToday6MRev. growthNet marginP/EMkt cap
EQEquillium$1.40−0.71%−35.5%———$109.7M
HURATuHURA Biosciences$1.72+3.93%−32.3%———$109.6MCompare
IMUXImmunic$7.94+4.47%−27.9%———$108.3MCompare
NRXPNRX Pharmaceuticals$2.49+11.16%−18.4%—−1500.5%—$107.8MCompare
ORGOOrganogenesis Holdings$0.8700+4.19%−66.0%−56.7%−227.0%—$111.9MCompare
ANIXAnixa Biosciences$3.28+7.37%+7.2%———$114.0MCompare
OKUROnKure Therapeutics$2.59+3.60%−36.4%———$104.9MCompare
UNCYUnicycive Therapeutics$3.75+4.46%−53.9%———$104.5MCompare
CATXPerspective Therapeutics$0.8702−1.11%−77.2%−72.1%−33069.1%—$99.3MCompare

Quick answers

What does Equillium do?
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.
What is EQ's market cap?
$109.71M, based on the Nov 4 close of $1.40.
Does Equillium pay a dividend?
No regular cash dividend has been paid in the last year.
How much of EQ is sold short?
5.7M shares, 12.6% of float, as of Oct 15, 2026.
What sector is EQ in?
Healthcare, in the Pharmaceuticals industry.

About Equillium

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.

HQ: La Jolla, CA14 employeesListed Oct 12, 2018equilliumbio.com

Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology