NG Apr-Jun ctrcts 2019-2021 max OI May weeks HENRY HUB NATURAL GAS FUTURES (CONTINUOUS: CURRENT CONTRACT IN FRONT) NYMEX:NG1! giancapino When around each year's contract's OI reach its max (max $ inflow) May in bold vetical line. I don't like to annoy my followers, just keep a look at my 5 public views, the ones I use most ignore automatically pasted old titles https://www.tradingview.com/chart/9xgfyv https://www.tradingview.com/chart/83CWRD https://www.tradingview.com/chart/H8GlTr https://www.tradingview.com/chart/1bWM8N https://www.tradingview.com/chart/5Ep2Af