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 will search for circumstances when the market estimation of an option diverges heavily from its normal worth. High amounts of trading activity could push option prices to exaggerated or underestimated levels.

Here's the list of options activity happening in today's session:

Symbol PUT/CALL Trade Type Sentiment Exp. Date Strike Price Total Trade Price Open Interest Volume
MESO CALL SWEEP BULLISH 01/21/28 $25.00 $27.5K 3.1K 2.5K
DHR CALL SWEEP BEARISH 09/18/26 $220.00 $38.9K 1.2K 451
GSK CALL SWEEP BEARISH 07/17/26 $52.00 $40.1K 590 384
HIMS CALL TRADE BEARISH 09/18/26 $40.00 $26.0K 8.2K 241
LLY CALL TRADE BULLISH 08/21/26 $1400.00 $48.4K 1.1K 139
AXSM PUT SWEEP BULLISH 08/21/26 $220.00 $54.0K 283 109
TMO PUT SWEEP BULLISH 07/17/26 $500.00 $36.5K 48 64
MRNA CALL TRADE BULLISH 03/19/27 $50.00 $67.1K 330 30
RVMD CALL TRADE BULLISH 01/21/28 $190.00 $25.9K 156 5

Explanation

These bullet-by-bullet explanations have been constructed using the accompanying table.

• For MESO (NASDAQ:MESO), we notice a call option sweep that happens to be bullish, expiring in 562 day(s) on January 21, 2028. This event was a transfer of 89 contract(s) at a $25.00 strike. This particular call needed to be split into 3 different trades to become filled. The total cost received by the writing party (or parties) was $27.5K, with a price of $310.0 per contract. There were 3120 open contracts at this strike prior to today, and today 2514 contract(s) were bought and sold.

• For DHR (NYSE:DHR), we notice a call option sweep that happens to be bearish, expiring in 72 day(s) on September 18, 2026. This event was a transfer of 132 contract(s) at a $220.00 strike. This particular call needed to be split into 10 different trades to become filled. The total cost received by the writing party (or parties) was $38.9K, with a price of $293.0 per contract. There were 1235 open contracts at this strike prior to today, and today 451 contract(s) were bought and sold.

• For GSK (NYSE:GSK), we notice a call option sweep that happens to be bearish, expiring in 9 day(s) on July 17, 2026. This event was a transfer of 277 contract(s) at a $52.00 strike. This particular call needed to be split into 31 different trades to become filled. The total cost received by the writing party (or parties) was $40.1K, with a price of $145.0 per contract. There were 590 open contracts at this strike prior to today, and today 384 contract(s) were bought and sold.

• Regarding HIMS (NYSE:HIMS), we observe a call option trade with bearish sentiment. It expires in 72 day(s) on September 18, 2026. Parties traded 50 contract(s) at a $40.00 strike. The total cost received by the writing party (or parties) was $26.0K, with a price of $520.0 per contract. There were 8298 open contracts at this strike prior to today, and today 241 contract(s) were bought and sold.

• Regarding LLY (NYSE:LLY), we observe a call option trade with bullish sentiment. It expires in 44 day(s) on August 21, 2026. Parties traded 25 contract(s) at a $1400.00 strike. The total cost received by the writing party (or parties) was $48.4K, with a price of $1940.0 per contract. There were 1134 open contracts at this strike prior to today, and today 139 contract(s) were bought and sold.

• For AXSM (NASDAQ:AXSM), we notice a put option sweep that happens to be bullish, expiring in 44 day(s) on August 21, 2026. This event was a transfer of 108 contract(s) at a $220.00 strike. This particular put needed to be split into 31 different trades to become filled. The total cost received by the writing party (or parties) was $54.0K, with a price of $500.0 per contract. There were 283 open contracts at this strike prior to today, and today 109 contract(s) were bought and sold.

• Regarding TMO (NYSE:TMO), we observe a put option sweep with bullish sentiment. It expires in 9 day(s) on July 17, 2026. Parties traded 63 contract(s) at a $500.00 strike. This particular put needed to be split into 10 different trades to become filled. The total cost received by the writing party (or parties) was $36.5K, with a price of $580.0 per contract. There were 48 open contracts at this strike prior to today, and today 64 contract(s) were bought and sold.

• For MRNA (NASDAQ:MRNA), we notice a call option trade that happens to be bullish, expiring in 254 day(s) on March 19, 2027. This event was a transfer of 20 contract(s) at a $50.00 strike. The total cost received by the writing party (or parties) was $67.1K, with a price of $3355.0 per contract. There were 330 open contracts at this strike prior to today, and today 30 contract(s) were bought and sold.

• For RVMD (NASDAQ:RVMD), we notice a call option trade that happens to be bullish, expiring in 562 day(s) on January 21, 2028. This event was a transfer of 5 contract(s) at a $190.00 strike. The total cost received by the writing party (or parties) was $25.9K, with a price of $5186.0 per contract. There were 156 open contracts at this strike prior to today, and today 5 contract(s) 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.
- Premium/Option Price: The price of the contract.

For more information, read more news on unusual options activity.

This article was generated by Benzinga's automated content engine and reviewed by an editor.