TESCO CORP

CUSIP: 88157K101 Class: COMMON STOCK-FO

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q3 2017
Shares 3,174,247 Value ($000) $17,299 Avg Close — Range —
Q2 2017
Shares 5,347,043 Value ($000) $23,794 Avg Close — Range —
Q1 2017
Shares 5,729,488 Value ($000) $46,123 Avg Close — Range —
Q4 2016
Shares 6,008,551 Value ($000) $49,570 Avg Close — Range —
Q3 2016
Shares 6,429,447 Value ($000) $52,466 Avg Close — Range —
Q2 2016
Shares 6,439,171 Value ($000) $43,078 Avg Close — Range —
Q1 2016
Shares 5,490,036 Value ($000) $47,270 Avg Close — Range —
Q4 2015
Shares 5,460,779 Value ($000) $39,537 Avg Close — Range —
Q3 2015
Shares 5,447,446 Value ($000) $38,894 Avg Close — Range —
Q2 2015
Shares 4,301,817 Value ($000) $46,889 Avg Close — Range —
Q1 2015
Shares 2,613,635 Value ($000) $29,718 Avg Close — Range —