VANGUARD INDEX FDS

Ticker: VO CUSIP: 922908629 Class: MID CAP ETF

PIN OAK INVESTMENT ADVISORS INC's Holding History (CIK: 0001094584)

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

Q4 2025
Shares 133 Value ($000) $0 Avg Close — Range —
Q3 2025
Shares 133 Value ($000) $39 Avg Close — Range —
Q2 2025
Shares 133 Value ($000) $0 Avg Close — Range —
Q1 2025
Shares 133 Value ($000) $0 Avg Close — Range —
Q4 2024
Shares 133 Value ($000) $0 Avg Close — Range —
Q3 2024
Shares 133 Value ($000) $0 Avg Close — Range —
Q1 2018
Shares 304 Value ($000) $47 Avg Close — Range —