VANGUARD INDEX FDS

Ticker: VOO CUSIP: 922908363 Class: Exchange Traded Fund

Mason Investment Advisory Services, Inc.'s Holding History (CIK: 0001635007)

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

Q4 2025
Shares 851 Value ($000) $534 Avg Close — Range —
Q3 2025
Shares 858 Value ($000) $526 Avg Close — Range —
Q2 2025
Shares 857 Value ($000) $487 Avg Close — Range —
Q1 2025
Shares 898 Value ($000) $461 Avg Close — Range —
Q4 2024
Shares 896 Value ($000) $483 Avg Close — Range —
Q3 2024
Shares 975 Value ($000) $514 Avg Close — Range —
Q2 2024
Shares 988 Value ($000) $494 Avg Close — Range —
Q1 2024
Shares 988 Value ($000) $475 Avg Close — Range —
Q4 2023
Shares 988 Value ($000) $432 Avg Close — Range —
Q3 2023
Shares 865 Value ($000) $340 Avg Close — Range —
Q2 2023
Shares 899 Value ($000) $366 Avg Close — Range —
Q1 2023
Shares 593 Value ($000) $223 Avg Close — Range —