VANGUARD INDEX FDS

Ticker: VOO CUSIP: 922908363 Class: Exchange Traded Fund

Callahan Advisors, LLC's Holding History (CIK: 0001395055)

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

Q4 2025
Shares 752 Value ($000) $471 Avg Close — Range —
Q3 2025
Shares 750 Value ($000) $459 Avg Close — Range —
Q2 2025
Shares 749 Value ($000) $425 Avg Close — Range —
Q1 2025
Shares 747 Value ($000) $384 Avg Close — Range —
Q4 2024
Shares 746 Value ($000) $402 Avg Close — Range —
Q3 2024
Shares 418 Value ($000) $220 Avg Close — Range —
Q2 2024
Shares 417 Value ($000) $208 Avg Close — Range —
Q1 2024
Shares 482 Value ($000) $231 Avg Close — Range —
Q4 2023
Shares 482 Value ($000) $210 Avg Close — Range —