OYO GEOSPACE CORP

CUSIP: 671074102 Class: COM

HSBC HOLDINGS PLC's Holding History (CIK: 0000873630)

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

Q3 2012
Shares 2,738 Value ($000) $335 Avg Close — Range —
Q2 2012
Shares 2,803 Value ($000) $252 Avg Close — Range —