SIEBEL THOMAS M

SIEBEL THOMAS M serves as director, 10 percent owner, officer: Executive Chairman at C3.ai, Inc. (AI). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

55 trades

$805.40M

Net Position

Net Seller

$805.40M

Companies Traded

Active Period

Mar 2021 – Apr 2026

55 total trades

Most Recent

Sell AI

Apr 15, 2026 · $4.11M

SIEBEL THOMAS M's Insider Trading at C3.ai, Inc. (AI)

Buys

0 · $0.00

Sells

50 · $355.00M

Total Shares Bought

Total Shares Sold

13,272,714

AI Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Apr 15, 2026	Sell	491,467	$8.37	$4.11M	722,362
Mar 19, 2026	Sell	501,497	$8.78	$4.40M	722,362
Mar 13, 2026	Sell	23,435	$9.11	$213.5K	743,693
Mar 3, 2026	Sell	17,655	$7.79	$137.5K	737,443
Feb 10, 2026	Sell	511,732	$11.66	$5.97M	0
Feb 1, 2026	Sell	27,605	$10.81	$298.4K	0
Jan 13, 2026	Sell	522,175	$13.52	$7.06M	0
Dec 16, 2025	Sell	532,832	$14.33	$7.64M	0
Dec 11, 2025	Sell	23,000	$15.94	$366.6K	0
Dec 1, 2025	Sell	17,000	$14.21	$241.6K	0
Nov 11, 2025	Sell	543,706	$15.24	$8.29M	0
Nov 1, 2025	Sell	27,545	$17.30	$476.5K	0
Oct 14, 2025	Sell	554,802	$18.82	$10.44M	0
Sep 16, 2025	Sell	566,125	$17.23	$9.75M	0
Sep 11, 2025	Sell	92,000	$16.33	$1.50M	0
Sep 1, 2025	Sell	17,200	$16.49	$283.6K	0
Aug 12, 2025	Sell	577,678	$16.78	$9.69M	0
Aug 1, 2025	Sell	336,000	$22.77	$7.65M	0
Jul 18, 2025	Sell	589,468	$28.58	$16.84M	0
Jun 11, 2025	Sell	601,498	$25.02	$15.05M	0
Jun 1, 2025	Sell	17,000	$26.30	$447.1K	0
May 13, 2025	Sell	613,777	$24.00	$14.73M	0
May 1, 2025	Sell	27,010	$22.27	$601.6K	0
Apr 14, 2025	Sell	626,299	$20.07	$12.57M	0
Mar 14, 2025	Sell	639,081	$21.70	$13.87M	0
Mar 1, 2025	Sell	16,624	$23.45	$389.8K	0
Feb 11, 2025	Sell	652,123	$32.93	$21.47M	0
Feb 1, 2025	Sell	26,977	$31.35	$845.7K	0
Jan 14, 2025	Sell	665,432	$31.38	$20.88M	0
Dec 1, 2024	Sell	16,591	$37.18	$616.9K	0
Nov 1, 2024	Sell	26,924	$25.03	$673.9K	0
Aug 30, 2024	Sell	16,591	$23.34	$387.2K	0
Aug 5, 2024	Sell	21,206	$23.90	$506.8K	0
Aug 1, 2024	Sell	26,924	$25.82	$695.2K	0
Jun 1, 2024	Sell	16,591	$29.57	$490.6K	0
May 1, 2024	Sell	26,924	$22.69	$610.9K	0
Mar 1, 2024	Sell	16,591	$35.87	$595.1K	0
Feb 1, 2024	Sell	21,085	$24.95	$526.1K	0
Nov 1, 2023	Sell	26,340	$23.97	$631.4K	0
Aug 1, 2023	Sell	26,340	$44.37	$1.17M	0
Jun 20, 2023	Sell	11,480	$43.19	$495.8K	0
May 1, 2023	Sell	26,340	$18.63	$490.7K	0
Feb 1, 2023	Sell	19,625	$21.68	$425.5K	0
Nov 1, 2022	Sell	26,340	$12.92	$340.3K	0
Aug 1, 2022	Sell	26,340	$18.71	$492.8K	0
Nov 15, 2021	Sell	615,488	$48.36	$29.76M	0
Oct 13, 2021	Sell	484,149	$46.17	$22.35M	0
Sep 13, 2021	Sell	640,866	$49.13	$31.49M	0
Aug 16, 2021	Sell	653,945	$46.22	$30.22M	0
Jul 13, 2021	Sell	667,291	$53.65	$35.80M	0