Quantcha now offering unlimited commission-free options trading. Quantchabot has detected a promising Short Risk Reversal trade opportunity for PARATEK PHARMACEUTICALS INC. (PRTK) for the 19-Mar-2021 expiration period. You can analyze the opportunity in depth over at the Quantcha Options Search Engine. PRTK was recently trading at $7.82 and has an implied volatility of 166.42% for this period. Based on an analysis of the options available for PRTK expiring on 19-Mar-2021, there is a 34.13% likelihood that the underlying will close within the analyzed range of $4.71-$7.82 at expiration. In this scenario, the average linear return for the trade would be 49.50%. Trending on StockTwits: StockTwits® is a financial communications platform for the financial and investing community. On their site, PARATEK PHARMACEUTICALS INC. was recently trending, indicating that breaking news and/or market activity has significantly impacted sentiment toward the stock. This movement can be interpretted as a sign of more near-term price movement for the underlying. Trade approach: The recent sentiment change in PRTK on StockTwits appears to be moderately negative, indicating that the stock is likely to follow in that direction for investors trading on sentiment. As a result, a bearish strategy could prove effective if the sentiment ultimately turns out to drive trading. Upside potential: Using this bearish strategy, the trade would be profitable if PARATEK PHARMACEUTICALS INC. closed at or below $8.45 on 19-Mar-2021. Based on our analysis, there is a 56.06% likelihood of this return. Downside risk: As with any options trade, there is a substantial downside risk where you may lose most or all of your investment. To analyze this trade in depth, please visit the Quantcha Options Search Engine.