InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (24 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
24
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the detailed record of transactions filed by SIEBEL THOMAS M, Chairman & CEO. Director active across 1 company, notably C3.ai, Inc.. Cumulatively, 54 filings have been logged. Breakdown: 0 buy · 24 sells. Total volume traded: €195.9m. History available since 7 June 2021. The latest transaction was disclosed on 3 June 2026 (Don). Regulator: SEC (Form 4). All data is free.
Declarations54 total
44,767 sharesClass A Common StockSEC:0001577526-26-000060:0
23,570 sharesClass A Common StockSEC:0001577526-26-000060:1
21,197 sharesClass A Common StockSEC:0001577526-26-000060:2
21,197 sharesClass A Common StockSEC:0001577526-26-000060:3
472,005 sharesClass A Common StockSEC:0001577526-26-000060:4
472,005 sharesClass A Common StockSEC:0001577526-26-000060:5
32,736 sharesClass A Common StockSEC:0001577526-26-000058:0
6,166,667 shares@ US$11.164.71% mcap23.0% of flowClass A Common StockSEC:0001577526-26-000058:1
17,350 shares@ US$11.320.013% mcap0.1% of flowClass A Common StockSEC:0001577526-26-000058:2
6,182,053 shares0Class A Common StockSEC:0001577526-26-000058:3
6,182,053 shares0Class A Common StockSEC:0001577526-26-000058:4
575,874 shares@ US$28.565.5% of flowClass A Common StockSEC:0001415889-25-020117:0
13,594 shares@ US$29.240.1% of flowClass A Common StockSEC:0001415889-25-020117:1
341,698 shares@ US$24.002.8% of flowClass A Common StockSEC:0001415889-25-013254:0
53,125 sharesClass A Common StockSEC:0001415889-25-012062:0
311,488 shares@ US$20.102.1% of flowClass A Common StockSEC:0001415889-25-010832:0
294,116 shares@ US$21.502.3% of flowClass A Common StockSEC:0001415889-25-008532:0
32,736 sharesClass A Common StockSEC:0001415889-25-006815:0
133,000 shares@ US$1.860.1% of flowClass A Common StockSEC:0001415889-25-003936:0
53,125 sharesClass A Common StockSEC:0001415889-25-003017:0
409,831 shares@ US$1.860.3% of flowClass A Common StockSEC:0001415889-25-001593:0
32,736 sharesClass A Common StockSEC:0001415889-24-028078:0
53,125 sharesClass A Common StockSEC:0001415889-24-026001:0
537,634 shares@ US$1.860.4% of flowClass A Common StockSEC:0001415889-24-022864:0
41,841 shares0Class A Common StockSEC:0001415889-24-020961:0
25 of 54 declarations
About SIEBEL THOMAS M
Thomas M. Siebel is the founder and CEO of C3.ai, Inc.
