PARKER DRILLING CO

CUSIP: 701081101 Class: COMMON STOCK

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q2 2018
Shares 328,691 Value ($000) $125 Avg Close — Range —
Q1 2018
Shares 1,519,435 Value ($000) $965 Avg Close — Range —
Q4 2017
Shares 1,521,310 Value ($000) $1,522 Avg Close — Range —
Q3 2017
Shares 2,371,017 Value ($000) $2,608 Avg Close — Range —
Q2 2017
Shares 2,378,934 Value ($000) $3,211 Avg Close — Range —
Q1 2017
Shares 2,156,193 Value ($000) $3,773 Avg Close — Range —
Q4 2016
Shares 2,140,168 Value ($000) $5,564 Avg Close — Range —
Q3 2016
Shares 2,083,257 Value ($000) $4,520 Avg Close — Range —
Q2 2016
Shares 2,059,107 Value ($000) $4,715 Avg Close — Range —
Q1 2016
Shares 2,032,358 Value ($000) $4,310 Avg Close — Range —
Q4 2015
Shares 1,247,466 Value ($000) $2,270 Avg Close — Range —
Q3 2015
Shares 1,239,364 Value ($000) $3,260 Avg Close — Range —
Q2 2015
Shares 1,371,397 Value ($000) $4,553 Avg Close — Range —
Q1 2015
Shares 1,496,533 Value ($000) $5,223 Avg Close — Range —
Q4 2014
Shares 1,513,965 Value ($000) $4,648 Avg Close — Range —
Q3 2014
Shares 1,594,060 Value ($000) $7,875 Avg Close — Range —
Q2 2014
Shares 1,661,258 Value ($000) $10,831 Avg Close — Range —
Q1 2014
Shares 1,768,853 Value ($000) $12,541 Avg Close — Range —
Q4 2013
Shares 1,883,644 Value ($000) $15,314 Avg Close — Range —
Q3 2013
Shares 1,861,110 Value ($000) $10,608 Avg Close — Range —
Q2 2013
Shares 1,707,073 Value ($000) $8,501 Avg Close — Range —