VANGUARD WORLD FD

Ticker: MGC CUSIP: 921910873 Class: MEGA CAP INDEX

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

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

Q4 2017
Shares 4,164 Value ($000) $382 Avg Close — Range —
Q3 2017
Shares 4,176 Value ($000) $360 Avg Close — Range —
Q2 2017
Shares 4,326 Value ($000) $359 Avg Close — Range —
Q1 2017
Shares 5,075 Value ($000) $409 Avg Close — Range —
Q4 2016
Shares 5,075 Value ($000) $387 Avg Close — Range —