SEC Form 4 · accession 0001797818-26-000011
Equillium, Inc. · EQ
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Christine Zedelmayer
Officer — Sr. Vice President and COO
Period of report
Jun 5, 2026
Accepted (ET)
Jun 5, 2026 · 4:42 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001746466
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Jun 5, 2026 | M | 14,584 | $0.785 | A | 77,170 | D | |
| Common StockF2 | Jun 5, 2026 | S | 14,584 | $2.9304 | D | 62,586 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Employee Stock Option (right to buy)F3 | $0.785 | Jun 5, 2026 | M | 14,584 | D | — | Jan 2, 2033 | Common Stock | 14,584 | 25,521 | D |
Explanation of responses
- F1The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 27, 2025.
- F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.91 to $2.95, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.
- F3Twenty-five percent of the shares subject to the option vests on the first anniversary of the vesting commencement date, and the remainder vests in 36 equal monthly installments thereafter for the following three years.