this whale alert can help traders discover the next big trading opportunities whales are entities with large sums of money and we track their transactions here at benzinga on our options activity scanner traders often look for circumstances when the market estimation of an option diverges away from its normal worth abnormal amounts of trading activity could push option prices to hyperbolic or underperforming levels heres the list of options activity happening in todays session  these bulletbybullet explanations have been constructed using the accompanying table   regarding fb nasdaqfb we observe a put option sweep with bearish sentiment it expires in 3 days on october 29 2021 parties traded 460 contracts at a 30000 strike this particular put needed to be split into 34 different trades to become filled the total cost received by the writing party or parties was 695k with a price of 1520 per contract there were 16559 open contracts at this strike prior to today and today 33167 contracts were bought and sold   for disck nasdaqdisck we notice a put option sweep that happens to be neutral expiring in 24 days on november 19 2021 this event was a transfer of 166 contracts at a 2500 strike this particular put needed to be split into 13 different trades to become filled the total cost received by the writing party or parties was 282k with a price of 1700 per contract there were 4552 open contracts at this strike prior to today and today 3380 contracts were bought and sold   for googl nasdaqgoogl we notice a call option trade that happens to be bearish expiring in 3 days on october 29 2021 this event was a transfer of 10 contracts at a 280000 strike the total cost received by the writing party or parties was 428k with a price of 42860 per contract there were 1275 open contracts at this strike prior to today and today 1822 contracts were bought and sold   regarding trip nasdaqtrip we observe a call option sweep with bullish sentiment it expires in 87 days on january 21 2022 parties traded 72 contracts at a 3000 strike this particular call needed to be split into 6 different trades to become filled the total cost received by the writing party or parties was 385k with a price of 5350 per contract there were 7008 open contracts at this strike prior to today and today 1011 contracts were bought and sold   for roku nasdaqroku we notice a call option sweep that happens to be neutral expiring in 24 days on november 19 2021 this event was a transfer of 47 contracts at a 35500 strike this particular call needed to be split into 5 different trades to become filled the total cost received by the writing party or parties was 385k with a price of 8200 per contract there were 289 open contracts at this strike prior to today and today 74 contracts were bought and sold   for bidu nasdaqbidu we notice a call option trade that happens to be bullish expiring in 143 days on march 18 2022 this event was a transfer of 50 contracts at a 18500 strike the total cost received by the writing party or parties was 539k with a price of 10780 per contract there were 1904 open contracts at this strike prior to today and today 50 contracts were bought and sold   regarding rblx nyserblx we observe a call option trade with bullish sentiment it expires in 115 days on february 18 2022 parties traded 30 contracts at a 8000 strike the total cost received by the writing party or parties was 315k with a price of 10520 per contract there were 356 open contracts at this strike prior to today and today 32 contracts were bought and sold   regarding se nysese we observe a call option trade with bullish sentiment it expires in 87 days on january 21 2022 parties traded 9 contracts at a 30000 strike the total cost received by the writing party or parties was 480k with a price of 53350 per contract there were 1843 open contracts at this strike prior to today and today 21 contracts were bought and sold   regarding goog nasdaqgoog we observe a call option trade with bearish sentiment it expires in 87 days on january 21 2022 parties traded 3 contracts at a 275000 strike the total cost received by the writing party or parties was 474k with a price of 158150 per contract there were 321 open contracts at this strike prior to today and today 13 contracts were bought and sold options alert terminology   call contracts the right to buy shares as indicated in the contract   put contracts the right to sell shares as indicated in the contract   expiration date when the contract expires one must act on the contract by this date if one wants to use it   premiumoption price the price of the contract for more information visit our guide to understanding options alerts or read more news on unusual options activity