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Reporting owner

SIEBEL THOMAS M

Reporting owner CIK 0001031530 · CEO and Chairman of the Board · Director · 10% owner

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These transactions appear in filings associated with this reporting owner. Jointly reported quantities and amounts are unallocated; they are not this owner's individual purchases or total holdings. Names and roles reflect the relevant filing, and a reporting owner may be a person or an organization.

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Transaction timeline

Who reported an acquisition, and when the transaction occurred.

Reported acquisitions by transaction dateEach row is a reporting owner. Select a marker to open its transaction details. Jointly reported transactions appear for each associated reporting owner, without dividing quantities or amounts.SIEBEL THOMAS MSIEBEL THOMAS MSIEBEL THOMAS M · October 13, 2026 · Exercise / conversion · Class A Common StockSIEBEL THOMAS M · September 30, 2026 · Gift received · Class A Common StockSIEBEL THOMAS M · September 30, 2026 · Gift received · Class A Common StockSIEBEL THOMAS M · September 30, 2026 · Gift received · Class A Common StockSIEBEL THOMAS M · September 30, 2026 · Gift received · Class A Common StockSIEBEL THOMAS M · December 11, 2025 · Stock award · Stock Option (Right to Buy)SIEBEL THOMAS M · December 15, 2025 · Gift received · Class A Common StockSIEBEL THOMAS M · December 11, 2025 · Stock award · Class A Common StockSIEBEL THOMAS M · December 11, 2025 · Exercise / conversion · Class A Common StockSIEBEL THOMAS M · December 3, 2025 · Gift received · Class A Common StockSIEBEL THOMAS M · December 1, 2025 · Exercise / conversion · Class A Common StockSIEBEL THOMAS M · November 4, 2025 · Gift received · Class A Common StockSIEBEL THOMAS M · November 1, 2025 · Exercise / conversion · Class A Common StockNov 1, 2025Oct 13, 2026
PurchaseStock awardGift receivedExercise / conversionConversionOther acquisition

13 dated transactions · 1 of 1 reporting owners shown. Select one owner to focus the chart.

View timeline as a table
Transaction dateCompany / securityReporting ownersAcquisition type
Oct 13, 2026C3.ai, Inc.Class A Common StockSIEBEL THOMAS MExercise / conversion
Sep 30, 2026C3.ai, Inc.Class A Common StockSIEBEL THOMAS MGift received
Sep 30, 2026C3.ai, Inc.Class A Common StockSIEBEL THOMAS MGift received
Sep 30, 2026C3.ai, Inc.Class A Common StockSIEBEL THOMAS MGift received
Sep 30, 2026C3.ai, Inc.Class A Common StockSIEBEL THOMAS MGift received
Dec 11, 2025C3.ai, Inc.Stock Option (Right to Buy)SIEBEL THOMAS MStock award
Dec 15, 2025C3.ai, Inc.Class A Common StockSIEBEL THOMAS MGift received
Dec 11, 2025C3.ai, Inc.Class A Common StockSIEBEL THOMAS MStock award
Dec 11, 2025C3.ai, Inc.Class A Common StockSIEBEL THOMAS MExercise / conversion
Dec 3, 2025C3.ai, Inc.Class A Common StockSIEBEL THOMAS MGift received
Dec 1, 2025C3.ai, Inc.Class A Common StockSIEBEL THOMAS MExercise / conversion
Nov 4, 2025C3.ai, Inc.Class A Common StockSIEBEL THOMAS MGift received
Nov 1, 2025C3.ai, Inc.Class A Common StockSIEBEL THOMAS MExercise / conversion

Only transactions on this page are shown. Date windows end on the latest transaction date in this sample. Joint filings may appear on more than one row. Sales are not included. Share-price charts use a separate data source.

Transactions in associated filings

Reported insider acquisitions, ordered by filing date, newest first. Currency is shown only when reported.
Filed / transactedCompanyReporting ownersType / securityQuantityPrice / reference valueDetails
Trade: C3.ai, Inc.AI · company listings
SIEBEL THOMAS MCEO and Chairman of the Board · Director · 10% owner
Exercise / conversionClass A Common StockNon-derivative security · Code M435,3633.9Value: 1,697,915.7Currency not specifiedView ↗
Trade: C3.ai, Inc.AI · company listings
SIEBEL THOMAS MCEO and Chairman of the Board · Director · 10% owner
Gift receivedClass A Common StockNon-derivative security · Code G2390Value: 0Currency not specifiedView ↗
Trade: C3.ai, Inc.AI · company listings
SIEBEL THOMAS MCEO and Chairman of the Board · Director · 10% owner
Gift receivedClass A Common StockNon-derivative security · Code G2390Value: 0Currency not specifiedView ↗
Trade: C3.ai, Inc.AI · company listings
SIEBEL THOMAS MCEO and Chairman of the Board · Director · 10% owner
Gift receivedClass A Common StockNon-derivative security · Code G2390Value: 0Currency not specifiedView ↗
Trade: C3.ai, Inc.AI · company listings
SIEBEL THOMAS MCEO and Chairman of the Board · Director · 10% owner
Gift receivedClass A Common StockNon-derivative security · Code G2390Value: 0Currency not specifiedView ↗
Trade: C3.ai, Inc.AI · company listings
SIEBEL THOMAS MExecutive Chairman · Director · 10% owner
Stock awardStock Option (Right to Buy)Derivative security · Code A1,133,4740Value: 0Currency not specifiedView ↗
Trade: C3.ai, Inc.AI · company listings
SIEBEL THOMAS MExecutive Chairman · Director · 10% owner
Gift receivedClass A Common StockNon-derivative security · Code G21,7670Value: 0Currency not specifiedView ↗
Trade: C3.ai, Inc.AI · company listings
SIEBEL THOMAS MExecutive Chairman · Director · 10% owner
Stock awardClass A Common StockNon-derivative security · Code A722,362Not reported *Value: Not reportedCurrency not specifiedView ↗
Trade: C3.ai, Inc.AI · company listings
SIEBEL THOMAS MExecutive Chairman · Director · 10% owner
Exercise / conversionClass A Common StockNon-derivative security · Code M44,767Not reported *Value: Not reportedCurrency not specifiedView ↗
Trade: C3.ai, Inc.AI · company listings
SIEBEL THOMAS MExecutive Chairman · Director · 10% owner
Gift receivedClass A Common StockNon-derivative security · Code G15,7360Value: 0Currency not specifiedView ↗
Trade: C3.ai, Inc.AI · company listings
SIEBEL THOMAS MExecutive Chairman · Director · 10% owner
Exercise / conversionClass A Common StockNon-derivative security · Code M32,736Not reported *Value: Not reportedCurrency not specifiedView ↗
Trade: C3.ai, Inc.AI · company listings
SIEBEL THOMAS MExecutive Chairman · Director · 10% owner
Gift receivedClass A Common StockNon-derivative security · Code G25,5800Value: 0Currency not specifiedView ↗
Trade: C3.ai, Inc.AI · company listings
SIEBEL THOMAS MExecutive Chairman · Director · 10% owner
Exercise / conversionClass A Common StockNon-derivative security · Code M53,125Not reported *Value: Not reportedCurrency not specifiedView ↗