March 18 2021, compare WTI/NG Preliminary OI&Vol HENRY HUB NATURAL GAS FUTURES (CONTINUOUS: CURRENT CONTRACT IN FRONT) NYMEX:NG1! giancapino Here I compare Preliminry Open Interests as published by cmegroup and volumes WTI OI 2,426,394 -52,829 NG OI 1,216,258 +9,119