# Sionna Therapeutics (SION) — News

SION · NASDAQ · Stock

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## Recent headlines

- [Sionna Therapeutics, - Board approves workforce reduction of about 46% and implements cost-saving measures](https://www.ainvest.com/news/sionna-therapeutics-board-approves-workforce-reduction-46-implements-cost-saving-measures-2609) — AInvest Wire, Sep 14, 2026
  Sionna Therapeutics, Inc. has announced that its board of directors has approved a significant workforce reduction, affecting approximately 46% of its current employees. The move is part of a broader strategy to implement cost-saving measures and improve operational efficiency amid ongoing…
- [Sionna Therapeutics announces plans to advance Sion-451 + Sion-2222 dual combination into phase 2A proof-of-concept trial](https://www.ainvest.com/news/sionna-therapeutics-announces-plans-advance-sion-451-sion-2222-dual-combination-phase-2a-proof-concept-trial-2609) — AInvest Wire, Sep 14, 2026
- [Wedbush cuts Sionna Therapeutics to neutral from outperform; cuts target price to $5 from $53](https://www.ainvest.com/news/wedbush-cuts-sionna-therapeutics-neutral-outperform-cuts-target-price-5-53-2608) — AInvest Wire, Aug 11, 2026
  Wedbush Securities has revised its stance on Sionna Therapeutics (NASDAQ:SION), downgrading the stock from Outperform to Neutral and significantly lowering its price target to $5 from $53. The adjustment follows evolving expectations regarding the company’s clinical development timeline and data…
- [RBC raises Sionna Therapeutics to sector perform from underperform; cuts target price to $5 from $23](https://www.ainvest.com/news/rbc-raises-sionna-therapeutics-sector-perform-underperform-cuts-target-price-5-23-2608) — AInvest Wire, Aug 10, 2026
- [Sionna Therapeutics shares down 91% after co's experimental drug misses mid-stage trial goal](https://www.ainvest.com/news/sionna-therapeutics-shares-91-experimental-drug-misses-mid-stage-trial-goal-2608) — AInvest Wire, Aug 10, 2026

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