Unusual Options Activity Signals Major Moves in 7 Stocks

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OptionSpotter hunts down unusual options activity, exposing hidden plays for big gains. Sharp, fast, and always ahead—OptionSpotter turns insights into profits.
 

•  17 Oct 2025
 

•   APH  
   
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•   BKR  
   
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•   BSX  
   
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•   CAT  
   
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•   COST  
   
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$APH Amphenol is seeing intriguing options flow with financial giants taking a bullish stance. Analysis of the options chain revealed 10 unusual trades, with 40% of traders showing bullish sentiment versus 30% bearish. The action was heavily weighted toward calls, with 7 call contracts valued at $741,836 compared to just 3 puts worth $89,891.

$BKR Baker Hughes is attracting serious attention from options traders, with 62% showing bullish sentiment against only 25% bearish. Eight unusual trades were detected, featuring 6 calls valued at $492,720 versus 2 puts worth $82,710.

$BSX Boston Scientific presents a mixed picture with large investors taking a bearish stance. Among 25 unusual trades detected, 48% of traders showed bearish sentiment while 44% were bullish. Despite this, call volume dominated with 21 contracts valued at $1,455,965 compared to 4 puts worth $272,710. This creates an interesting divergence between bearish sentiment and the actual positioning that traders should monitor closely.

$CAT Caterpillar is facing notably bearish positioning from major market players. Out of 39 unusual trades, 53% showed bearish tendencies while only 28% were bullish. The put activity was substantial, with 24 put contracts valued at $1,477,635 versus 15 calls worth $1,502,665. This heavy bearish flow suggests institutional investors may be bracing for headwinds in the construction and mining equipment sector.

$COST Costco Wholesale is drawing bullish bets from investors with deep pockets. When trades of this magnitude appear in publicly available options history, it often signals that informed investors expect significant movement. The whale activity suggests these major players are positioning for continued strength in the retail giant, potentially anticipating strong earnings or positive sector momentum.

$LAC Lithium Americas has whales taking a noticeably bearish stance with 12 trades detected. Sentiment breakdown shows 50% bearish versus 41% bullish, though interestingly, call volume outweighed puts with 9 calls totaling $410,152 compared to 3 puts worth $179,200.

$LYFT Lyft is seeing overwhelmingly bearish positioning from wealthy traders, with 80% showing bearish expectations against just 10% bullish. Ten unusual trades were detected, with 8 calls valued at $293,547 and 2 puts totaling $153,400. Despite the bearish sentiment, the higher call volume creates an intriguing contradiction that warrants careful analysis of the strike prices and expiration dates involved.

$LMND Lemonade has attracted bearish bets from investors with significant capital. The appearance of these large trades in public options data often indicates insider knowledge of upcoming catalysts. The bearish positioning from sophisticated investors suggests concerns about the insurtech company near-term prospects despite its innovative business model.

$META Meta Platforms is seeing bearish positioning from deep-pocketed investors. When trades of this scale emerge in publicly available options history, it typically signals that informed traders are anticipating major developments. The bearish options activity could reflect concerns about advertising spending trends or regulatory headwinds facing the social media giant.

$UAL United Airlines Holdings has large investors taking a bearish stance. These substantial trades appearing in public options data often precede significant price movements. The bearish options positioning suggests institutional investors may be anticipating challenges in the airline sector, whether from fuel costs, demand concerns, or broader economic factors.

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