Big Gainer Alert: Trading today’s 8.5% move in ALNYLAM PHARMACEUTICALS $ALNY

Quantchabot has detected a new Bull Call Spread trade opportunity for ALNYLAM PHARMACEUTICALS (ALNY) for the 16-Oct-2026 expiration period. You can analyze the opportunity in depth over at the Quantcha Options Search Engine.

ALNY was recently trading at $267.10 and has an implied volatility of 43.59% for this period. Based on an analysis of the options available for ALNY expiring on 16-Oct-2026, there is a 34.18% likelihood that the underlying will close within the analyzed range of $268.39-$312.59 at expiration. In this scenario, the average linear return for the trade would be 11.57%.

Big 8.53% Change: After closing the last trading session at $246.11, ALNYLAM PHARMACEUTICALS opened today at $246.48 and has reached a high of $269.10.

Trade approach: A movement as big as 8.53% is a significantly bullish indicator, so this trade is designed to be profitable if ALNY maintains its current direction and does not revert back to pricing on the bearish side of $267.10 on 16-Oct-2026. If possible, the trade has been padded such that slight movement against the trade would still return a profit.

Upside potential: Using this bullish strategy, the trade would be profitable if ALNYLAM PHARMACEUTICALS closes at or above $257.00 on 16-Oct-2026. Based on our risk-neutral analysis, there is a 61.21% 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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