Equillium Inc.
Last updated September 27, 2026
Organization details
- Legal name
- Equillium Inc.
- Ownership
- Public
- Status
- Active
- SIC code
- 2834 — Pharmaceutical Preparations
- Jurisdiction of incorporation
- Delaware
- Headquarters city
- La Jolla
- Headquarters state / province
- California
- Headquarters country
- United States
- Fiscal year end
- December
- Ticker symbol
- EQ
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001746466
- EIN
- 82-1554746
Board of directors
-
Bala S. Manian · DirectorSince 2023
-
Barbara Troupin · DirectorSince 2023
-
Bruce D. Steel · Director · Chief Executive OfficerSince 2023
-
Charles Douglas McDermott · DirectorSince 2023
-
Daniel Bradbury · Director · CHAIRMANSince 2023
-
Mark Pruzanski · DirectorSince 2023
-
Martha J. Demski · DirectorSince 2023
-
Peter Colabuono · DirectorSince 2024
-
Stephen Connelly · Director · President and CSOSince 2023
-
Yu (Katherine) Xu · DirectorSince 2023
Chief executives
Bruce D. Steel
· President and CEO
Dates unknown
Director election results
Annual meeting of May 28, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
78.3%
-
99.7%
Board connections
2 of this board's directors also sit on 4 other boards.
- via Martha J. Demski
- via Martha J. Demski
- via Daniel Bradbury
- via Daniel Bradbury
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $0
- 0 purchases by 0 insiders
- Sold, last 12 months
- $2,429,490
- 18 sales by 3 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Jun 5, 2026 | Zedelmayer Christine Officer (Sr. Vice President and COO) | Option exercise | +14,584 | $0.79 | $11,521 |
| Jun 5, 2026 | Zedelmayer Christine Officer (Sr. Vice President and COO) | Open-market sale | −14,584 | $2.93 | $42,731 |
| Jun 5, 2026 | Stephen Connelly Officer (President and CSO) | Open-market sale | −30,975 | $2.94 | $91,067 |
| Jun 4, 2026 | Stephen Connelly Officer (President and CSO) | Open-market sale | −200,000 | $3.16 | $632,000 |
| May 28, 2026 | Tom Penny Officer (Principal Accounting Officer) | Option exercise | +65,000 | $0.79 | $51,350 |
| May 28, 2026 | Tom Penny Officer (Principal Accounting Officer) | Open-market sale | −65,000 | $2.95 | $191,750 |
| May 28, 2026 | Zedelmayer Christine Officer (Sr. Vice President and COO) | Option exercise | +7,292 | $0.73 | $5,323 |
| May 28, 2026 | Zedelmayer Christine Officer (Sr. Vice President and COO) | Option exercise | +48,512 | $0.77 | $37,354 |
| May 28, 2026 | Zedelmayer Christine Officer (Sr. Vice President and COO) | Open-market sale | −55,604 | $2.70 | $150,131 |
| May 28, 2026 | Zedelmayer Christine Officer (Sr. Vice President and COO) | Open-market sale | −200 | $2.71 | $542 |
| May 28, 2026 | Zedelmayer Christine Officer (Sr. Vice President and COO) | Option exercise | +14,583 | $0.79 | $11,521 |
| May 28, 2026 | Zedelmayer Christine Officer (Sr. Vice President and COO) | Option exercise | +15,625 | $0.79 | $12,344 |
| May 28, 2026 | Zedelmayer Christine Officer (Sr. Vice President and COO) | Open-market sale | −30,208 | $2.98 | $90,020 |
| May 27, 2026 | Zedelmayer Christine Officer (Sr. Vice President and COO) | Option exercise | +9,821 | $0.77 | $7,562 |
| May 27, 2026 | Zedelmayer Christine Officer (Sr. Vice President and COO) | Open-market sale | −9,821 | $2.70 | $26,517 |
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