ION GEOPHYSICAL CORP

CUSIP: 462044108 Class: COM

PNC Financial Services Group, Inc.'s Holding History (CIK: 0000713676)

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

Q4 2015
Shares 881 Value ($000) $0 Avg Close — Range —
Q3 2015
Shares 881 Value ($000) $0 Avg Close — Range —
Q2 2015
Shares 852 Value ($000) $1 Avg Close — Range —
Q1 2015
Shares 489 Value ($000) $1 Avg Close — Range —
Q4 2014
Shares 489 Value ($000) $1 Avg Close — Range —
Q3 2014
Shares 489 Value ($000) $1 Avg Close — Range —
Q2 2014
Shares 489 Value ($000) $2 Avg Close — Range —
Q1 2014
Shares 520 Value ($000) $2 Avg Close — Range —
Q3 2013
Shares 246 Value ($000) $1 Avg Close — Range —
Q2 2013
Shares 1,146 Value ($000) $6 Avg Close — Range —