INNOSPEC INC

Ticker: IOSP CUSIP: 45768S105 Class: Common Stock

WASHINGTON TRUST Co's Holding History (CIK: 0001079736)

Note: Option positions (PUT/CALL) are excluded.

Q1 2023
Shares 3 Value ($000) $0 Avg Close $102.60 Range $90.19 - $110.59
Q4 2022
Shares 7 Value ($000) $1 Avg Close $96.50 Range $78.79 - $110.27
Q3 2022
Shares 9 Value ($000) $1 Avg Close $89.51 Range $80.19 - $98.62
Q2 2022
Shares 9 Value ($000) $1 Avg Close $91.85 Range $81.71 - $101.29
Q1 2022
Shares 10 Value ($000) $1 Avg Close $89.19 Range $83.58 - $94.67
Q4 2021
Shares 10 Value ($000) $1 Avg Close $82.93 Range $76.29 - $89.94
Q3 2021
Shares 10 Value ($000) $1 Avg Close $83.46 Range $75.85 - $90.38
Q2 2021
Shares 9 Value ($000) $1 Avg Close $92.53 Range $83.80 - $100.29
Q1 2021
Shares 8 Value ($000) $1 Avg Close $92.10 Range $80.91 - $99.72
Q4 2020
Shares 7 Value ($000) $1 Avg Close $71.95 Range $57.19 - $85.43