Relative strength in Seagate (STX, news, chart, volatility) continues. Shares are up 23 cents to $4.18 and up an impressive 34.4 percent since Jan 23. The company reported earnings on Jan 21 and some of the recent strength might be due to strong profit results from rival Western Digital (WDC) Wednesday. The options activity has been noteworthy as well. STX calls have been very active three days straight, including another 14K today, compared to 3,150 puts.