TESCO CORP

CUSIP: 88157K101 Class: COMMON STOCK-FO

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q2 2016
Shares 355,171 Value ($000) $2,376 Avg Close — Range —
Q2 2014
Shares 127,802 Value ($000) $2,727 Avg Close — Range —