Antero Resources (AR) Surges 243.3% YTD: What’s Driving It? Posted byZacks Equity Research December 30, 2021 Leave a comment on Antero Resources (AR) Surges 243.3% YTD: What’s Driving It? Antero Resources’ (AR) core acreage position allows it to make use of significant long lateral drilling opportunities and capital efficiencies.