VANGUARD WORLD FD

Ticker: MGK CUSIP: 921910816 Class: MEGA GRWTH IND

BERKSHIRE ASSET MANAGEMENT LLC/PA's Holding History (CIK: 0000949012)

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

Q4 2025
Shares 1,572 Value ($000) $649 Avg Close — Range —
Q3 2025
Shares 1,572 Value ($000) $633 Avg Close — Range —
Q2 2025
Shares 1,572 Value ($000) $576 Avg Close — Range —
Q1 2025
Shares 1,718 Value ($000) $556 Avg Close — Range —
Q4 2024
Shares 1,769 Value ($000) $626 Avg Close — Range —
Q3 2024
Shares 1,769 Value ($000) $556 Avg Close — Range —
Q2 2024
Shares 1,769 Value ($000) $556 Avg Close — Range —
Q1 2024
Shares 1,968 Value ($000) $564 Avg Close — Range —
Q4 2023
Shares 1,983 Value ($000) $515 Avg Close — Range —
Q3 2023
Shares 1,983 Value ($000) $450 Avg Close — Range —
Q2 2023
Shares 2,404 Value ($000) $566 Avg Close — Range —
Q1 2023
Shares 2,328 Value ($000) $476 Avg Close — Range —
Q4 2022
Shares 2,404 Value ($000) $414 Avg Close — Range —
Q3 2022
Shares 2,404 Value ($000) $419 Avg Close — Range —
Q2 2022
Shares 2,404 Value ($000) $437 Avg Close — Range —