Press Release

Chaparral Energy

Chaparral Energy to Ring Opening Bell at New York Stock Exchange

CHAP Rings NYSE Bell.pdf

Oklahoma City, October 9, 2018 — Chaparral Energy, Inc. (NYSE: CHAP) will ring the opening bell at the New York Stock Exchange (NYSE) tomorrow morning at 9:30 a.m. Eastern, in honor of its uplisting to the NYSE in late July. The company’s stock currently trades under the symbol CHAP.

“Chaparral’s move to the NYSE was a goal the company had been working toward for some time. The opportunity to ring the opening bell is a testament to the hard work and dedication of our tremendously talented employees,” said Chief Executive Officer Earl Reynolds. “With our transition to a pure-play STACK operator, we are continuing to deliver outstanding results in one of America’s most active and economic regions. Our strong balance sheet, deep inventory of high-return STACK drilling prospects and track record of operational success enable us to provide long-term value for our shareholders and the company.”

About Chaparral

Chaparral Energy (NYSE: CHAP) is an independent oil and natural gas exploration and production company headquartered in Oklahoma City. Founded in 1988, Chaparral is a pure-play operator focused in Oklahoma’s highly economic STACK Play, where it has approximately 119,000 net acres primarily in Kingfisher, Canadian and Garfield counties. The company has approximately 315,000 net surface acres in the Mid-Continent region. For more information, visit chaparralenergy.com.