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Equillium, Inc. (EQ)

Equillium, Inc. at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

Equillium, Inc. (EQ) is a Biotechnology company based in US with a market capitalization of $103.2M. Free cash flow was negative at -$22.8M. This page tracks EQ's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 35 employees · IPO Oct 12, 2018

Valuation

Valuation & price

$2.18 · as of May 17, 2026 · -31.9% vs 52w high

—

P/E ratio

Latest-FY diluted EPS

3.61

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$3.11$1.71$0.32Jul 25Dec 25Jul 26Jul 7, 25$0.32Jul 9, 25$0.34Jul 11, 25$0.35Jul 15, 25$0.38Jul 17, 25$0.42Jul 21, 25$0.41Jul 23, 25$0.41Jul 25, 25$0.40Jul 29, 25$0.40Jul 31, 25$0.39Aug 4, 25$0.56Aug 6, 25$0.64Aug 11, 25$0.89Aug 13, 25$0.93Aug 15, 25$1.14Aug 19, 25$1.20Aug 21, 25$1.56Aug 25, 25$1.90Aug 27, 25$1.91Aug 29, 25$1.74Sep 3, 25$1.87Sep 5, 25$1.91Sep 9, 25$1.83Sep 11, 25$1.99Sep 16, 25$1.63Sep 18, 25$1.50Sep 22, 25$1.45Sep 24, 25$1.44Sep 26, 25$1.50Sep 30, 25$1.43Oct 2, 25$1.47Oct 6, 25$1.50Oct 8, 25$1.47Oct 10, 25$1.34Oct 14, 25$1.24Oct 16, 25$1.23Oct 21, 25$1.38Oct 23, 25$1.33Oct 27, 25$1.37Oct 29, 25$1.37Oct 31, 25$1.41Nov 4, 25$1.44Nov 6, 25$1.26Nov 10, 25$0.97Nov 12, 25$0.92Nov 14, 25$1.04Nov 18, 25$1.00Nov 20, 25$1.01Nov 25, 25$0.93Nov 28, 25$0.90Dec 2, 25$0.86Dec 4, 25$0.87Dec 8, 25$0.87Dec 10, 25$1.07Dec 12, 25$1.28Dec 16, 25$1.21Dec 18, 25$1.08Dec 22, 25$1.40Dec 24, 25$1.61Dec 29, 25$1.47Jan 2, 26$1.53Jan 6, 26$1.29Jan 8, 26$1.13Jan 12, 26$1.15Jan 14, 26$1.15Jan 16, 26$1.15Jan 21, 26$1.11Jan 23, 26$1.27Jan 27, 26$1.30Jan 29, 26$1.38Feb 2, 26$1.51Feb 4, 26$1.51Feb 9, 26$1.50Feb 11, 26$1.55Feb 13, 26$1.57Feb 18, 26$1.70Feb 20, 26$1.74Feb 24, 26$1.92Feb 26, 26$1.74Mar 2, 26$1.92Mar 4, 26$1.75Mar 6, 26$1.77Mar 10, 26$1.97Mar 12, 26$2.07Mar 17, 26$2.15Mar 19, 26$2.14Mar 23, 26$2.02Mar 25, 26$2.06Mar 27, 26$1.88Mar 31, 26$2.00Apr 2, 26$1.97Apr 7, 26$1.92Apr 9, 26$1.91Apr 13, 26$1.70Apr 15, 26$2.05Apr 17, 26$2.05Apr 22, 26$2.33Apr 24, 26$2.16Apr 28, 26$2.05Apr 30, 26$2.04May 4, 26$2.10May 6, 26$2.17May 8, 26$2.11May 12, 26$2.27May 14, 26$2.59May 18, 26$1.84May 20, 26$2.06May 22, 26$2.26May 28, 26$2.84Jun 1, 26$3.08Jun 3, 26$3.11Jun 5, 26$2.94Jun 9, 26$2.70Jun 11, 26$2.81Jun 15, 26$2.80Jun 17, 26$2.99Jun 22, 26$2.86Jun 24, 26$2.85Jun 26, 26$3.05Jul 2, 26$2.91
$0.3152-week range$3.20
Loading valuation history…

Fundamentals

Key fundamentals

$103.2M

Market cap

—

Revenue growth (YoY)

100.0%

Gross margin

-$22.8M

Free cash flow (USD)

-$29.6M

Net debt

Net cash position

159.9%

Share dilution

1/5

Graham criteria passed

Defensive-investor screen

Healthcare

Sector

Trajectory

Long-term trends

Revenue by year

2017 → 2025

FY 2017$0.00FY 2018$0.00FY 2019$0.00FY 2020$0.00FY 2021$0.00FY 2022$15.8MFY 2023$36.1MFY 2024$41.1MFY 2025$0.00
$0$0

Free cash flow by year

2017 → 2025

FY 2017$-664.4KFY 2018$-7.6MFY 2019$-23.0MFY 2020$-24.8MFY 2021$-32.1MFY 2022$-9.0MFY 2023$-21.8MFY 2024$-19.1MFY 2025$-22.8M
-$664.4K-$22.8M

Gross margin by year

2022 → 2024

FY 2022100.0%FY 2023100.0%FY 2024100.0%
100.0%100.0%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

4

Insider sells · 90 days

Earnings

Last report: 10-Q filed May 13, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • Insider sellInsider Sell $724KConnelly Stephen · President and CSO · $723.8KJun 5, 2026Filing
  • Insider sellInsider Sell $43K · 10b5-1 PlanZedelmayer Christine · Sr. Vice President and COO · $42.7KJun 5, 2026Filing
  • Insider sellInsider Sell $267K · 10b5-1 PlanZedelmayer Christine · Sr. Vice President and COO · $267.2KMay 29, 2026Filing
  • Insider sellInsider Sell $192K · 10b5-1 PlanTom Penny · Principal Accounting Officer · $191.8KMay 29, 2026Filing
  • 8-K eventAnnual Meeting ResultsMay 29, 2026Filing
  • 8-K eventCFO AppointmentMay 13, 2026Filing
  • Quarterly report10-Q FiledMay 13, 2026Filing
  • FinancingSecurities RegistrationApr 7, 2026Filing

Questions

Frequently asked questions

What is Equillium, Inc.'s market cap?

Equillium, Inc. (EQ) has a market capitalization of $103.2M.

What is EQ's P/E ratio?

A meaningful P/E ratio is not available for EQ — the company's latest fiscal-year earnings per share is zero, negative, or not yet cached.

What is EQ's price-to-book (P/B) ratio?

EQ trades at 3.61 times book value per share.

Are insiders buying EQ stock?

SEC Form 4 filings show no open-market insider buys at Equillium, Inc. in the last 90 days (4 sells).

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Timeline

Every filing, insider trade & earnings on a price-anchored timeline

Filing Analyzer

Search the actual 10-K / 10-Q text with AI research angles

News

Latest press coverage in one feed

Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.