Vivakor falls 7% in after-hours trading after 49% surge on oil dealsUS Stock Market UpdateJul 21, 2026 at 05:51 PMVivakor(VIVK.US) 盘后跌 7.36%,现报2.39美元。公司前一日因公告四份年度 recurrent 原油营销协议,常规交易时段大涨49.13%,目标年化商业活动规模达7.09 亿美元。盘后走势为前期大涨后的回调。