Richardson Capital Management LLC's ownership history for AMGN

Richardson Capital Management LLC currently holds 1 shares with a market value of $327. It started holding AMGN on 2025-03-31. At its peak, it held 1 shares on 2025-03-31. Its highest holding value was $327 on 2025-12-31. At its lowest, it held 1 shares on 2025-03-31, with a value of $312 on 2025-03-31.