TESCO CORP

CUSIP: 88157K101 Class: COMMON STOCK-FO

NISA INVESTMENT ADVISORS, LLC's Holding History (CIK: 0000937615)

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

Q3 2017
Shares 33,500 Value ($000) $183 Avg Close — Range —
Q1 2017
Shares 10,300 Value ($000) $83 Avg Close — Range —
Q4 2016
Shares 10,300 Value ($000) $85 Avg Close — Range —
Q3 2016
Shares 10,300 Value ($000) $84 Avg Close — Range —
Q2 2016
Shares 10,300 Value ($000) $69 Avg Close — Range —
Q1 2016
Shares 10,300 Value ($000) $89 Avg Close — Range —