Form 4 for AI C3.ai, Inc.
Accepted 2026-05-19 18:49:33 ET · period of report 2026-05-15 · accession 0001577526-26-000049 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DMT | 2026-05-19 18:49 | 2026-05-15+ | AI | SIEBEL THOMAS M | CEO, COB, Dir, 10% | M - OptEx | $2.04 | +481.6K | 834.4K | +137% | +$982.5K |
| DMT | 2026-05-19 18:49 | 2026-05-15+ | AI | SIEBEL THOMAS M | CEO, COB, Dir, 10% | S - Sale+OE | $8.70 | -481.6K | 722.4K | -40% | -$4.19M |
| DMT | 2026-05-19 18:49 | 2026-05-15+ | AI | SIEBEL THOMAS M | CEO, COB, Dir, 10% | M - OptEx | $0.00 | -481.6K | 801.1K | -38% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Common Stock | 2026-05-15 | M | A | 369,624 | $2.04 | 1,091,986 | D | — | — | (F1) The transaction being reported was effected pursuant to a previously established Rule 10b5-1 trading plan dated September 20, 2024. |
| 2 | Common | Class A Common Stock | 2026-05-15 | S | D | 369,624 | $8.72 | 722,362 | D | — | — | (F1) The transaction being reported was effected pursuant to a previously established Rule 10b5-1 trading plan dated September 20, 2024. (F2) The price reported is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $8.62 to $8.93, inclusive. The Reporting Person will provide upon request to the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer, full information regarding the number of shares sold at each separate price. |
| 3 | Common | Class A Common Stock | 2026-05-18 | M | A | 112,014 | $2.04 | 834,376 | D | — | — | (F1) The transaction being reported was effected pursuant to a previously established Rule 10b5-1 trading plan dated September 20, 2024. |
| 4 | Common | Class A Common Stock | 2026-05-18 | S | D | 112,014 | $8.65 | 722,362 | D | — | — | (F1) The transaction being reported was effected pursuant to a previously established Rule 10b5-1 trading plan dated September 20, 2024. (F3) The price reported is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $8.34 to $8.81, inclusive. The Reporting Person will provide upon request to the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer, full information regarding the number of shares sold at each separate price. |
| 5 | Derivative | Stock Option (Right to Buy) | 2026-05-15 | M | D | 369,624 | $0.00 | 913,094 | D | $2.04 · — to 2027-11-07 | 369,624 Class A Common Stock | (F1) The transaction being reported was effected pursuant to a previously established Rule 10b5-1 trading plan dated September 20, 2024. (F9) Fully vested. |
| 6 | Derivative | Stock Option (Right to Buy) | 2026-05-18 | M | D | 112,014 | $0.00 | 801,080 | D | $2.04 · — to 2027-11-07 | 112,014 Class A Common Stock | (F1) The transaction being reported was effected pursuant to a previously established Rule 10b5-1 trading plan dated September 20, 2024. (F9) Fully vested. |