With a trading volume of CAD 7.5 mn SIA.TO trades -0.1 percent lower todayTrack Sienna Senior Living’s latest price, market cap, and 52‑week range for a quick snapshot of the Ontario senior‑living stock’s recent performance.SIENNA SENIOR LIVING INCCanada Health Care Health Care Equipment & Services AI generated Samantha Roth 26/10/2026, 17:03 2 minutes to read