ION GEOPHYSICAL CORP

CUSIP: 462044207 Class: COMMON STOCK

US BANCORP \DE\'s Holding History (CIK: 0000036104)

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

Q3 2017
Shares 6 Value ($000) $0 Avg Close — Range —
Q2 2017
Shares 6 Value ($000) $0 Avg Close — Range —
Q1 2017
Shares 6 Value ($000) $0 Avg Close — Range —
Q4 2016
Shares 12 Value ($000) $0 Avg Close — Range —
Q3 2016
Shares 6 Value ($000) $0 Avg Close — Range —
Q2 2016
Shares 6 Value ($000) $0 Avg Close — Range —
Q1 2016
Shares 6 Value ($000) $0 Avg Close — Range —