REX ENERGY CORPORATION

CUSIP: 761565506 Class: COM NEW

PRIMECAP MANAGEMENT CO/CA/'s Holding History (CIK: 0000763212)

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

Q3 2018
Shares 111,400 Value ($000) $7 Avg Close — Range —
Q2 2018
Shares 111,400 Value ($000) $15 Avg Close — Range —
Q1 2018
Shares 111,400 Value ($000) $102 Avg Close — Range —
Q4 2017
Shares 111,400 Value ($000) $155 Avg Close — Range —
Q3 2017
Shares 111,400 Value ($000) $301 Avg Close — Range —
Q2 2017
Shares 327,500 Value ($000) $946 Avg Close — Range —