UNIT CORP

CUSIP: 909218109 Class: COM

Artisan Partners Limited Partnership's Holding History (CIK: 0001466153)

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

Q1 2016
Shares 550,947 Value ($000) $4,854 Avg Close — Range —
Q4 2015
Shares 648,231 Value ($000) $7,908 Avg Close — Range —
Q3 2015
Shares 773,602 Value ($000) $8,711 Avg Close — Range —
Q2 2015
Shares 289,489 Value ($000) $7,851 Avg Close — Range —
Q1 2015
Shares 413,417 Value ($000) $11,567 Avg Close — Range —
Q4 2014
Shares 645,539 Value ($000) $22,013 Avg Close — Range —
Q3 2014
Shares 706,494 Value ($000) $41,436 Avg Close — Range —
Q2 2014
Shares 950,141 Value ($000) $65,398 Avg Close — Range —
Q1 2014
Shares 1,312,685 Value ($000) $85,823 Avg Close — Range —
Q4 2013
Shares 1,364,472 Value ($000) $70,434 Avg Close — Range —
Q3 2013
Shares 1,368,367 Value ($000) $63,615 Avg Close — Range —
Q2 2013
Shares 1,328,500 Value ($000) $56,567,530 Avg Close — Range —