ULTRA PETROLEUM CORP

CUSIP: 903914109 Class: COM

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q2 2016
Shares 329,800 Value ($000) $580 Avg Close — Range —
Q1 2016
Shares 1,359,000 Value ($000) $677 Avg Close — Range —
Q4 2015
Shares 360,600 Value ($000) $902 Avg Close — Range —
Q3 2015
Shares 360,600 Value ($000) $2,304 Avg Close — Range —
Q2 2015
Shares 360,600 Value ($000) $4,515 Avg Close — Range —
Q1 2015
Shares 371,100 Value ($000) $5,066 Avg Close — Range —
Q4 2014
Shares 371,100 Value ($000) $5,066 Avg Close — Range —
Q3 2014
Shares 316,357 Value ($000) $7,358 Avg Close — Range —
Q2 2014
Shares 344,857 Value ($000) $10,239 Avg Close — Range —
Q1 2014
Shares 349,717 Value ($000) $10,012 Avg Close — Range —
Q4 2013
Shares 688,963 Value ($000) $14,744 Avg Close — Range —
Q3 2013
Shares 504,676 Value ($000) $10,381 Avg Close — Range —
Q2 2013
Shares 487,415 Value ($000) $9,661 Avg Close — Range —