GENERAL AMERICAN INVESTORS CO INC's ownership history for ONTO

GENERAL AMERICAN INVESTORS CO INC currently holds 80.0K shares with a market value of $16.4M. It started holding ONTO on 2025-12-31. At its peak, it held 80.0K shares on 2025-12-31. Its highest holding value was $16.4M on 2026-03-31. At its lowest, it held 80.0K shares on 2025-12-31, with a value of $12.6M on 2025-12-31.