Sensei Biotherapeutics (SNSE) Stock: Wild Volatility After Solnerstotug Shutdown and Strategic Review – Price, News and 2025–2026 Forecast
Sensei Biotherapeutics shares closed at $10.56 on December 4, 2025, up 21%, then surged to $17.20 after hours, nearing a 52-week high. The spike came despite no new company news and follows the recent shutdown of its lead drug program and a strategic review. Market cap hovered around $10–11 million. Major shareholder Cambrian BioPharma filed to sell 21,222 shares the same day.