RPX CORP

CUSIP: 74972G103 Class: COM

COMERICA BANK's Holding History (CIK: 0000901541)

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

Q3 2013
Shares 16,352 Value ($000) $287 Avg Close — Range —
Q2 2013
Shares 15,412 Value ($000) $259 Avg Close — Range —