Thomas M Siebel
Director, CEO and Chairman of the Board, 10% Owner; Director, Executive Chairman, 10% Owner · 13 filings · Latest: Aug 11, 2026
C3.ai, Inc.
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | May 4, 2026 | Sale | $9.27 | 27,210 | $252.2K | 748,277 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | May 1, 2026 | Option Exercise | — | 53,125 | — | 775,487 | |
AI | Thomas M. Siebel | — | May 4, 2026 | Proposed Sale | $9.16 | 74,000 | $677.8K | — | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Apr 14, 2026 | Sale | $8.49 | 165,278 | $1.4M | 722,362 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Apr 14, 2026 | Option Exercise | $2.04 | 165,278 | $337.2K | 887,640 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Apr 13, 2026 | Sale | $8.31 | 326,189 | $2.7M | 722,362 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Apr 13, 2026 | Option Exercise | $2.04 | 326,189 | $665.4K | 1,048,551 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Mar 18, 2026 | Sale | $8.67 | 219,294 | $1.9M | 722,362 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Mar 18, 2026 | Option Exercise | $2.04 | 219,294 | $447.4K | 941,656 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Mar 17, 2026 | Sale | $8.86 | 282,203 | $2.5M | 722,362 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Mar 17, 2026 | Option Exercise | $2.04 | 282,203 | $575.7K | 1,004,565 | |
AI | Thomas M. Siebel | — | Mar 17, 2026 | Proposed Sale | $8.80 | 1,946,607 | $17.1M | — | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Mar 12, 2026 | Sale | $9.11 | 23,435 | $213.5K | 743,693 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Mar 11, 2026 | Option Exercise | — | 44,766 | — | 767,128 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Mar 2, 2026 | Sale | $7.79 | 17,655 | $137.5K | 737,443 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Mar 1, 2026 | Option Exercise | — | 32,736 | — | 755,098 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Feb 10, 2026 | Sale | $11.66 | 511,732 | $6.0M | 722,362 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Feb 10, 2026 | Option Exercise | $2.04 | 511,732 | $1.0M | 1,234,094 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Feb 2, 2026 | Sale | $10.81 | 27,605 | $298.4K | 747,882 | |
AI | Thomas M Siebel | Director, Executive Chairman, 10% Owner | Feb 1, 2026 | Option Exercise | — | 53,125 | — | 775,487 |