Cerus Corp
Cerus Corp (CERS) Unusual Options Activity Today
CERS options volume power reached 2x on the previous trading day. The highest reading was on the $1 CALL expiring 2026-11-20.
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Checking CERS unusual options activity helps you spot when traders are making outsized bets on Cerus Corp before the broader market catches on. Cerus Corp's unusual options activity flags contracts trading at multiples of their average daily volume, often signaling that informed money is positioning ahead of a catalyst. Use our scanner to monitor CERS unusual options activity today and surface the prints that deserve a second look.
Unusual options flow typically refers to trades where volume vastly exceeds open interest at a given strike, or where total contract volume on a name spikes well above its norm. Watching CERS unusual options flow today can reveal large block trades, sweeps across exchanges, and aggressive directional bets. Tracking CERS unusual options volume across calls and puts helps you separate hedging activity from genuinely speculative positioning, and CERS unusual options flow data becomes especially valuable around earnings, product launches, and macro events.
Cerus Corporation operates as a biomedical products company. The company focuses on developing and commercializing the INTERCEPT Blood System to enhance blood safety. Its INTERCEPT Blood System, a proprietary technology for controlling biological replication that is designed to reduce blood-borne pathogens in donated blood components intended for transfusion. The company offers INTERCEPT Blood Systems for platelets and plasma, which is designed to inactivate blood-borne pathogens in platelets and plasma donated for transfusion; INTERCEPT Blood System for red blood cells to inactivate blood-borne pathogens in red blood cells donated for transfusion; and INTERCEPT Blood System for Cryoprecipitation that uses its plasma system to produce pathogen reduced cryoprecipitated fibrinogen complex for the treatment and control of bleeding, including massive hemorrhage associated with fibrinogen deficiency, as well as pathogen reduced plasma, cryoprecipitate reduced.
It sells platelet and plasma systems through its direct sales force and distributors in the United States, Europe, the Commonwealth of Independent States, the Middle East, Latin America, and internationally. The company was incorporated in 1991 and is headquartered in Concord, California.
Catalysts rarely arrive without a footprint, and CERS unusual options activity is often where that footprint shows up first. Our scanner tracks Cerus Corp's unusual options flow in real time, ranks prints by volume-to-open-interest, premium spent, and aggressor side, and separates real conviction from noise. Whether you're looking at CERS unusual options volume on the call side or chasing put sweeps, Cerus Corp's unusual options flow today is one click away, so put it on your radar before the headlines hit.
| 0.50 | 1.80 | 2.50 | 2.15 | 450% | 0 | 0 | — |
| 1.00 | 1.25 | 2.25 | 1.75 | 414% | 0 | 0 | — |
| 1.50 | 0.65 | 1.60 | 1.13 | 101% | 0 | 0 | — |
| 2.00 | 0.25 | 1.25 | 0.75 | 163% | 0 | 20 | 0.00% |
| 3.00 | — | 0.95 | 0.95 | 443% | 0 | 0 | — |
| 0.50 | — | 0.05 | 0.05 | 515% | 0 | 0 | — |
| 1.00 | — | 1.00 | 1.00 | 1,000% | 0 | 0 | — |
| 1.50 | — | 0.75 | 0.75 | 727% | 0 | 0 | — |
| 2.00 | — | 0.95 | 0.95 | 620% | 0 | 0 | — |
| 3.00 | 0.05 | 1.00 | 0.53 | 114% | 0 | 3 | 0.00% |
As of September 25, 2026
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