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Outlier03STOCKS2026-06-03

Abivax Suffers Severe 44% Drop on Ulcerative Colitis Trial Cancer Reports

  • Abivax shares fell sharply following reports of non-melanoma skin cancers and other malignancies in its pivotal obefazimod study.
  • The stock declined 44.10% to close at $72.50 on June 2, on volume that spiked to 11.6 times its 20-day average.
  • Safety concerns in late-stage clinical trials can derail drug approvals, threatening the commercial future of Abivax's lead therapeutic candidate.

Supporting queries

To surface this insight, Baselight ran 4 queries across its structured data. Each one is reproducible — open it, read the SQL, and rerun it yourself.

Conclusion

ABVX close fell from $129.69 (June 1) to $72.50 (June 2) (-44.10%). Volume of 16,036,019 vs. 20-day average of 1,376,110 (11.6x ratio).

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