ULTRA PETROLEUM CORP

CUSIP: 903914109 Class: COM

PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO's Holding History (CIK: 0000315297)

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

Q4 2015
Shares 39,083 Value ($000) $98 Avg Close — Range —
Q3 2015
Shares 39,083 Value ($000) $250 Avg Close — Range —
Q2 2015
Shares 39,083 Value ($000) $489 Avg Close — Range —
Q1 2015
Shares 44,104 Value ($000) $689 Avg Close — Range —
Q4 2014
Shares 43,981 Value ($000) $579 Avg Close — Range —
Q3 2014
Shares 44,064 Value ($000) $1,025 Avg Close — Range —
Q2 2014
Shares 44,112 Value ($000) $1,310 Avg Close — Range —
Q1 2014
Shares 48,932 Value ($000) $1,316 Avg Close — Range —
Q4 2013
Shares 48,955 Value ($000) $1,060 Avg Close — Range —
Q3 2013
Shares 17,321 Value ($000) $356 Avg Close — Range —
Q2 2013
Shares 61,631 Value ($000) $1,222 Avg Close — Range —