VANGUARD INDEX FDS

Ticker: VOO CUSIP: 922908363 Class: Exchange Traded Fund

Great Diamond Partners, LLC's Holding History (CIK: 0001801112)

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

Q4 2025
Shares 6,135 Value ($000) $3,847 Avg Close — Range —
Q3 2025
Shares 2,350 Value ($000) $1,439 Avg Close — Range —
Q2 2025
Shares 2,350 Value ($000) $1,335 Avg Close — Range —
Q4 2019
Shares 276 Value ($000) $81 Avg Close — Range —