ULTRA PETROLEUM CORP

CUSIP: 903914109 Class: COM

DISCIPLINED GROWTH INVESTORS INC /MN's Holding History (CIK: 0001050442)

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

Q1 2017
Shares 13,848,216 Value ($000) $92,506 Avg Close — Range —
Q4 2016
Shares 13,952,754 Value ($000) $100,878 Avg Close — Range —
Q3 2016
Shares 14,019,009 Value ($000) $70,221 Avg Close — Range —
Q2 2016
Shares 14,054,109 Value ($000) $24,735 Avg Close — Range —
Q1 2016
Shares 13,981,134 Value ($000) $6,963 Avg Close — Range —
Q4 2015
Shares 13,909,484 Value ($000) $34,774 Avg Close — Range —
Q3 2015
Shares 5,474,850 Value ($000) $34,984 Avg Close — Range —
Q2 2015
Shares 2,513,454 Value ($000) $31,468 Avg Close — Range —
Q1 2015
Shares 2,494,816 Value ($000) $38,994 Avg Close — Range —
Q4 2014
Shares 1,242,391 Value ($000) $16,350 Avg Close — Range —
Q3 2014
Shares 1,254,166 Value ($000) $29,172 Avg Close — Range —
Q2 2014
Shares 1,195,866 Value ($000) $35,505 Avg Close — Range —
Q1 2014
Shares 1,239,233 Value ($000) $33,323 Avg Close — Range —
Q4 2013
Shares 1,204,008 Value ($000) $26,067 Avg Close — Range —
Q3 2013
Shares 1,114,065 Value ($000) $22,916 Avg Close — Range —
Q2 2013
Shares 1,095,410 Value ($000) $21,711 Avg Close — Range —