ISHARES TR

Ticker: OEF CUSIP: 464287101 Class: S&P 100 ETF

Chesley Taft & Associates LLC's Holding History (CIK: 0001164632)

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

Q4 2025
Shares 1,471 Value ($000) $504 Avg Close — Range —
Q3 2025
Shares 870 Value ($000) $290 Avg Close — Range —
Q2 2025
Shares 870 Value ($000) $265 Avg Close — Range —
Q1 2025
Shares 870 Value ($000) $236 Avg Close — Range —
Q4 2024
Shares 870 Value ($000) $251 Avg Close — Range —
Q3 2024
Shares 870 Value ($000) $241 Avg Close — Range —
Q2 2024
Shares 870 Value ($000) $230 Avg Close — Range —
Q1 2024
Shares 870 Value ($000) $215 Avg Close — Range —
Q3 2020
Shares 1,370 Value ($000) $213 Avg Close — Range —
Q1 2020
Shares 2,185 Value ($000) $259 Avg Close — Range —
Q4 2019
Shares 2,185 Value ($000) $315 Avg Close — Range —
Q3 2019
Shares 2,185 Value ($000) $287 Avg Close — Range —