Oklo Inc. reported a first-quarter net loss of $33.1 million, or $0.19 per share, on May 12, 2026. These results met analyst expectations for the period. The company maintains $2.5 billion in cash and marketable securities to fund its transition from development to execution.

Oklo shares fell 5.76% in after-hours trading following the announcement. The quarterly loss increased significantly from the $9.8 million reported during the same period last year. Investors cited widening losses and high capital expenditures as primary drivers for the decline.

The company also announced a strategic partnership with Idaho National Laboratory. This collaboration will utilize artificial intelligence to accelerate advanced reactor and fuel-system design.