Telix Pharmaceuticals (TLX) Stock Slides on Dec. 17, 2025: ProstACT Phase 3 Update, FDA Zircaix Overhang, Lawsuit Headlines, and Fresh Analyst Forecasts
Telix Pharmaceuticals Limited (ASX:TLX, Nasdaq:TLX) entered the spotlight again on December 17, 2025, as TLX stock extended its December sell-off amid a fast-moving mix of clinical-trial updates, regulatory overhang, and investor litigation headlines. Telix Pharmaceuticals+2Investing.com+2 On the ASX, Telix shares closed at A$11.73, down 6.61% on the session, with a wide intraday range from A$11.535 to A$12.730 and volume of roughly 6.36 million shares—a notably volatile day by recent standards. Investing.com+1 In the U.S., Telix’s Nasdaq-listed shares/ADS were also under pressure, with U.S. market coverage noting a gap-down move and a roughly 6%–7% decline in early trading action on Dec.