Big Loser Alert: Trading today’s -7.6% move in PROTAGONIST THERAPEUTICS INC. $PTGX

Quantchabot has detected a new Covered Put trade opportunity for PROTAGONIST THERAPEUTICS INC. (PTGX) for the 17-Oct-2025 expiration period. You can analyze the opportunity in depth over at the Quantcha Options Search Engine.

PTGX was recently trading at $55.94 and has an implied volatility of 51.81% for this period. Based on an analysis of the options available for PTGX expiring on 17-Oct-2025, there is a 34.19% likelihood that the underlying will close within the analyzed range of $47.39-$56.21 at expiration. In this scenario, the average linear return for the trade would be 15.27%.

Big -7.58% Change: After closing the last trading session at $60.53, PROTAGONIST THERAPEUTICS INC. opened today at $59.50 and has reached a low of $54.60.

Trade approach: A movement as big as -7.58% is a significantly bearish indicator, so this trade is designed to be profitable if PTGX maintains its current direction and does not revert back to pricing on the bullish side of $55.94 on 17-Oct-2025. If possible, the trade has been padded such that slight movement against the trade would still return a profit.

Upside potential: Using this bearish strategy, the trade would be profitable if PROTAGONIST THERAPEUTICS INC. closes at or below $56.96 on 17-Oct-2025. Based on our risk-neutral analysis, there is a 53.12% 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.


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