Shares of Verrica Pharmaceuticals Inc. (VRCA) have been struggling lately and have lost 15.3% over the past week. However, a hammer chart pattern was formed in its last trading session, which could mean that the stock found support with bulls being able to counteract the bears. So, it could witness a trend reversal down the road. Hammer candles can occur on any timeframe -- such as one-minute, daily, weekly -- and are utilized by both short-term as well as long-term investors. Like every technical indicator ...