BMO JUNIOR GOLD INDEX ETF

CUSIP: 05571L101 Class: ETF

TETRAD CORP's Holding History (CIK: 0000883597)

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

Q2 2012
Shares 25,000 Value ($000) $333 Avg Close — Range —
Q1 2012
Shares 25,000 Value ($000) $425 Avg Close — Range —
Q4 2011
Shares 23,500 Value ($000) $392 Avg Close — Range —