> Jane Street has generated more than USD 40 000 000 000 in net trading revenues in the year to Friday, even accounting for the July loss, which exceeds its entire haul for 2025, according to one of the people familiar with the matter.

Sure. It’s still an embarrassing hit they’d want to keep secret, particularly if they’re still in those positions. Paying hundreds of millions to hide a $15bn MtM loss makes sense.