BAKER HUGHES INC

CUSIP: 57224107 Class: Common Stock

TRUST CO OF OKLAHOMA's Holding History (CIK: 0001083323)

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

Q4 2013
Shares 8,800 Value ($000) $486,288 Avg Close — Range —
Q3 2013
Shares 8,800 Value ($000) $432,080 Avg Close — Range —
Q2 2013
Shares 8,500 Value ($000) $392,105 Avg Close — Range —