Caribou Biosciences Inc
Caribou Biosciences Inc (CRBU) Unusual Options Activity Today
CRBU options volume power reached 8x on the previous trading day. The highest reading was on the $1.5 PUT expiring 2027-04-16.
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Checking CRBU unusual options activity helps you spot when traders are making outsized bets on Caribou Biosciences Inc before the broader market catches on. Caribou Biosciences Inc'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 CRBU 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 CRBU unusual options flow today can reveal large block trades, sweeps across exchanges, and aggressive directional bets. Tracking CRBU unusual options volume across calls and puts helps you separate hedging activity from genuinely speculative positioning, and CRBU unusual options flow data becomes especially valuable around earnings, product launches, and macro events.
Caribou Biosciences, Inc., a clinical-stage biopharmaceutical company, engages in the development of genome-edited allogeneic cell therapies for the treatment of hematologic malignancies and solid tumors in the United States and internationally. Its lead product candidates are CB-010, an allogeneic anti-CD19 CAR-T cell therapy that is in phase 1 clinical trial to treat relapsed or refractory B cell non-Hodgkin lymphoma; and CB-011, an allogeneic anti-BCMA CAR-T cell therapy for the treatment of relapsed or refractory multiple myeloma. The company also develops CB-012, an allogeneic anti-CD371 CAR-T cell therapy for the treatment of relapsed or refractory acute myeloid leukemia; and CB-020, an allogeneic CAR-NK cell therapy for the treatment of solid tumors.
It has collaboration with AbbVie Manufacturing Management Unlimited Company to develop CAR-T cell therapies. The company was incorporated in 2011 and is headquartered in Berkeley, California.
Catalysts rarely arrive without a footprint, and CRBU unusual options activity is often where that footprint shows up first. Our scanner tracks Caribou Biosciences Inc'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 CRBU unusual options volume on the call side or chasing put sweeps, Caribou Biosciences Inc's unusual options flow today is one click away, so put it on your radar before the headlines hit.
| 0.50 | 0.30 | 1.30 | 0.80 | 362% | 0 | 150 | 0.00% |
| 1.00 | — | 1.00 | 1.00 | 1,000% | 0 | 182 | 0.00% |
| 1.50 | — | 0.10 | 0.10 | 170% | 0 | 137 | 0.00% |
| 2.00 | — | 0.05 | 0.05 | 206% | 0 | 1,364 | 0.00% |
| 2.50 | — | 0.05 | 0.05 | 264% | 0 | 1,209 | 0.00% |
| 0.50 | — | 0.05 | 0.05 | 428% | 0 | 17 | 0.00% |
| 1.00 | — | 1.00 | 1.00 | 1,000% | 0 | 0 | — |
| 1.50 | 0.05 | 1.00 | 0.53 | 359% | 0 | 146 | 0.00% |
| 2.00 | — | 0.80 | 0.80 | 236% | 0 | 514 | 0.00% |
| 2.50 | 0.75 | 1.75 | 1.25 | 220% | 0 | 10 | 0.00% |
As of September 30, 2026
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