Short interest surges for four stocks from unusually small bases

October short interest rose sharply for the four companies covered, although each percentage increase began from an unusually small midmonth count. AB Dynamics reported 39,044 shares sold short, up from 95, while Tullow Oil reported 195,004, up from five; Tullow’s short-interest ratio was 0.9 days. Agentix reported 9,518 shares short, up from 18, with a 0.1-day ratio, and Indonesia’s GoTo Gojek Tokopedia reported 1,111,583, up from 50, with a 3.4-day ratio. The articles reported little or no movement in the companies’ share prices during Tuesday trading; Tullow also had a consensus analyst rating of “Moderate Buy.”