Deep Fission, Inc.
NASDAQFISN short interest surges 37% in one week to 643k shares, as cost to borrow falls 33% to 28%. Stock down 10% over same period.
Snapshot as of 17 Aug 2026
FISN, the independent power producer trading at $10.37, heads into its July 17 earnings event with a borrow market under visible stress — and a cost to short that has barely eased despite a modest loosening in…
FISN is a micro-cap nuclear fuel technology company that has just appeared on the borrow market radar, with lending conditions tightening sharply from essentially zero activity to a high-cost, partly-committed pool in…
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