C3.ai closed fiscal 2026 on April 30, 2026 with a 36% revenue decline, a $498.5 million GAAP operating loss, and a 22% GAAP gross margin, then handed the keys back to founder Tom Siebel on May 8 after just eight months under his handpicked successor. The most recent quarter, the three months ended April 30, 2026, printed at $51.6 million of total revenue, down 53% from the prior-year fourth quarter, and a non-GAAP loss from operations of $54.4 million, a 74% wider loss than the prior-year quarter on the same basis. The thesis for the next four quarters rests on whether the founder can stop the bleeding in a market that has moved on from the original Enterprise AI thesis, and whether the $68.9 million open-market purchase of 6.17 million shares by Mr. Siebel at $11.16, disclosed alongside the fiscal 2026 results, signals his conviction or his anchoring.
The single load-bearing risk is that revenue continues to compress faster than the cost base. Free cash flow for the year was negative $192.1 million, the loss from operations excluding restructuring, stock-based compensation, and payroll tax on equity awards was still $217.8 million, and management's own fiscal 2027 guide of $210 million to $240 million of revenue implies a further 4% to 16% decline at the midpoint. The most recent 8-K, filed July 17, 2026, disclosed that the U.S. District Court for the Northern District of California granted the defendants' motion to dismiss the Liggett securities class action in its entirety on July 14, 2026, removing one of the overhangs that compressed the stock from a 52-week high of $20.22 to a recent $9.93. The next data point that tests the thesis is the first-quarter fiscal 2027 print in early September 2026, where the market reads the early returns on the restructured sales organization and the founder's return to the front office.