PIN OAK INVESTMENT ADVISORS INC's ownership history for ECL

PIN OAK INVESTMENT ADVISORS INC currently holds 116 shares with a market value of $31.8K. It started holding ECL on 2024-09-30. At its peak, it held 151 shares on 2024-09-30. Its highest holding value was $31.8K on 2025-09-30. At its lowest, it held 116 shares on 2025-03-31, with a value of $29 on 2025-03-31. In the recent 180 days, PIN OAK INVESTMENT ADVISORS INC has increased its shares by 0. In the recent year, PIN OAK INVESTMENT ADVISORS INC has decreased its shares by 35.