CERS Short Interest Jumps 66% in a Week
Cerus Corporation is heading into its August earnings window with short interest running at a multi-month high — even as the stock posts its best weekly gain in some time and options traders turn unmistakably…

Cerus Corporation
NASDAQCerus Corporation is heading into its August earnings window with short interest running at a multi-month high — even as the stock posts its best weekly gain in some time and options traders turn unmistakably bullish. The short interest story demands attention this week. Short interest surged 66% in a single week, jumping from roughly 10.9 million shares to 18.1 million — pushing…
Snapshot as of 28 Jun 2026
Cerus Corporation is heading into its August earnings window with short interest running at a multi-month high — even as the stock posts its best weekly gain in some time and options traders turn unmistakably…
Cerus Corporation has spent the past month confounding its bears, with a 30% price gain and a sharp unwind in short positions creating one of the more interesting setups in the small-cap health care space heading into…
CERS reports Q1 2026 results after the close today — and the setup is unusually charged. A significant new supply contract sits alongside a recent cluster of insider selling, a short position that has grown materially…
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