INNOSPEC INC

Ticker: IOSP CUSIP: 45768S105 Class: Common Stock

TEACHER RETIREMENT SYSTEM OF TEXAS's Holding History (CIK: 0000796848)

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

Q4 2025
Shares 84,425 Value ($000) $6,462 Avg Close $75.03 Range $70.10 - $79.81
Q3 2025
Shares 62,398 Value ($000) $4,815 Avg Close $82.49 Range $73.21 - $89.37
Q2 2025
Shares 60,010 Value ($000) $5,046 Avg Close $86.03 Range $78.60 - $94.32
Q1 2025
Shares 6,201 Value ($000) $588 Avg Close $103.54 Range $91.98 - $114.58
Q4 2024
Shares 56,981 Value ($000) $6 Avg Close $111.62 Range $104.73 - $124.78
Q3 2024
Shares 60,341 Value ($000) $7 Avg Close $113.17 Range $101.07 - $129.81
Q2 2024
Shares 36,975 Value ($000) $5 Avg Close $121.30 Range $115.10 - $129.23
Q1 2024
Shares 33,134 Value ($000) $4 Avg Close $117.37 Range $110.33 - $126.78
Q4 2023
Shares 10,653 Value ($000) $1 Avg Close $102.52 Range $91.88 - $121.65
Q3 2023
Shares 16,305 Value ($000) $2 Avg Close $100.32 Range $93.27 - $107.44
Q2 2023
Shares 13,492 Value ($000) $1 Avg Close $95.78 Range $88.08 - $103.21
Q1 2023
Shares 13,670 Value ($000) $1 Avg Close $102.60 Range $90.19 - $110.59
Q4 2022
Shares 13,671 Value ($000) $1 Avg Close $96.50 Range $78.79 - $110.27
Q3 2022
Shares 12,830 Value ($000) $1,099 Avg Close $89.51 Range $80.19 - $98.62
Q2 2022
Shares 4,017 Value ($000) $385 Avg Close $91.85 Range $81.71 - $101.29
Q1 2022
Shares 5,083 Value ($000) $470 Avg Close $89.19 Range $83.58 - $94.67
Q4 2021
Shares 4,737 Value ($000) $428 Avg Close $82.93 Range $76.29 - $89.94
Q3 2021
Shares 3,964 Value ($000) $334 Avg Close $83.46 Range $75.85 - $90.38
Q2 2021
Shares 3,224 Value ($000) $292 Avg Close $92.53 Range $83.80 - $100.29
Q1 2021
Shares 2,743 Value ($000) $282 Avg Close $92.10 Range $80.91 - $99.72
Q4 2020
Shares 2,241 Value ($000) $203 Avg Close $71.95 Range $57.19 - $85.43
Q3 2018
Shares 2,873 Value ($000) $221 Avg Close $70.20 Range $64.67 - $74.99
Q2 2018
Shares 4,939 Value ($000) $378 Avg Close $67.39 Range $59.37 - $73.05
Q1 2018
Shares 5,372 Value ($000) $369 Avg Close $62.31 Range $55.67 - $66.49
Q4 2017
Shares 8,296 Value ($000) $586 Avg Close $59.54 Range $53.90 - $66.58
Q2 2016
Shares 3,385 Value ($000) $156 Avg Close $41.52 Range $37.19 - $44.47
Q1 2016
Shares 2,974 Value ($000) $129 Avg Close $40.40 Range $36.39 - $46.84
Q4 2015
Shares 2,221 Value ($000) $121 Avg Close $48.12 Range $40.31 - $52.05
Q3 2015
Shares 2,985 Value ($000) $139 Avg Close $39.87 Range $35.73 - $44.30
Q2 2015
Shares 952 Value ($000) $43 Avg Close $38.87 Range $36.94 - $40.69
Q1 2015
Shares 740 Value ($000) $34 Avg Close $37.07 Range $33.21 - $40.57
Q4 2014
Shares 718 Value ($000) $31 Avg Close $35.30 Range $30.04 - $40.52
Q3 2014
Shares 889 Value ($000) $32 Avg Close $34.84 Range $30.82 - $37.97
Q2 2014
Shares 876 Value ($000) $38 Avg Close $36.87 Range $34.10 - $39.69
Q1 2014
Shares 876 Value ($000) $40 Avg Close $37.58 Range $34.73 - $40.51
Q4 2013
Shares 879 Value ($000) $41 Avg Close $38.90 Range $36.04 - $42.14
Q3 2013
Shares 2,956 Value ($000) $138 Avg Close $36.35 Range $33.62 - $39.43
Q2 2013
Shares 1,589 Value ($000) $64 Avg Close $35.20 Range $33.13 - $38.11