Futures Market 30 Year T-Bond Contract Symbol Open High Low Last Change Close Settle Time Chart T-Bond Mar 2021ZBH21169.15625169.15625169169.1250.12516908:13 T-Bond Jun 2021ZBM21167.40625167.75167.125167.406250.03125167.4062507:12 T-Bond Sep 2021ZBU210167.40625167.40625167.406250.03125167.40625167.37508:07