Repligen Corporation (RGEN)

Last Closing Price: 149.06 (2025-10-31)

Historical Volatility (Close-to-Close) (60-Day)

Historical Volatility (Close-to-Close): The past volatility of the security over the selected time frame, calculated using the closing price on each trading day.

Repligen Corporation (RGEN) had 60-Day Historical Volatility (Close-to-Close) of 0.4994 for 2025-10-31.