--- title: "10 Health Care Stocks With Whale Alerts In Today’s Session" type: "News" locale: "en" url: "https://longbridge.com/en/news/293372327.md" description: "Benzinga reports whale alerts for ten healthcare stocks, highlighting significant options activity. Key trades include bullish put sweeps on NKTR and HUM, bearish call trades on AGIO and UNH, and neutral call activity on IOVA and MRK. These large-volume transactions in options such as those for SLS, GKOS, ABVX, and others signal potential trading opportunities based on divergences between market estimation and normal value." datetime: "2026-07-21T17:35:12.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/293372327.md) - [en](https://longbridge.com/en/news/293372327.md) - [zh-HK](https://longbridge.com/zh-HK/news/293372327.md) generator: "portal-rs" --- # 10 Health Care Stocks With Whale Alerts In Today’s Session 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** | | ---------- | ------------ | -------------- | ------------- | ------------- | ---------------- | --------------------- | ----------------- | ---------- | | IOVA | CALL | TRADE | NEUTRAL | 01/15/27 | $8.00 | $85.0K | 7.9K | 3.0K | | NKTR | PUT | SWEEP | BULLISH | 08/21/26 | $65.00 | $111.1K | 1.0K | 800 | | AGIO | CALL | TRADE | BEARISH | 02/19/27 | $30.00 | $252.0K | 1.2K | 551 | | GKOS | PUT | TRADE | BEARISH | 08/21/26 | $145.00 | $75.6K | 4 | 400 | | ABVX | CALL | TRADE | BULLISH | 07/24/26 | $100.00 | $168.9K | 346 | 307 | | SLS | CALL | SWEEP | BULLISH | 01/15/27 | $5.00 | $29.6K | 64.7K | 255 | | HUM | PUT | SWEEP | BULLISH | 09/18/26 | $300.00 | $25.5K | 356 | 185 | | UNH | CALL | TRADE | BEARISH | 12/18/26 | $470.00 | $111.5K | 922 | 173 | | MRK | CALL | SWEEP | NEUTRAL | 12/18/26 | $140.00 | $61.3K | 2.3K | 133 | | REGN | PUT | TRADE | BEARISH | 07/31/26 | $670.00 | $103.8K | 4 | 51 | ## Explanation These itemized elaborations have been created using the accompanying table. • Regarding **IOVA** (NASDAQ:IOVA), we observe a **call** option **trade** with **neutral** sentiment. It expires in 178 day(s) on **January 15, 2027**. Parties traded **1000** contract(s) at a **$8.00** strike. The total cost received by the writing party (or parties) was **$85.0K**, with a price of **$85.0** per contract. There were **7953** open contracts at this strike prior to today, and today **3094** contract(s) were bought and sold. • Regarding **NKTR** (NASDAQ:NKTR), we observe a **put** option **sweep** with **bullish** sentiment. It expires in 31 day(s) on **August 21, 2026**. Parties traded **308** contract(s) at a **$65.00** strike. This particular put needed to be split into 7 different trades to become filled. The total cost received by the writing party (or parties) was **$111.1K**, with a price of **$360.0** per contract. There were **1020** open contracts at this strike prior to today, and today **800** contract(s) were bought and sold. • For **AGIO** (NASDAQ:AGIO), we notice a **call** option **trade** that happens to be **bearish**, expiring in 213 day(s) on **February 19, 2027**. This event was a transfer of **200** contract(s) at a **$30.00** strike. The total cost received by the writing party (or parties) was **$252.0K**, with a price of **$1260.0** per contract. There were **1259** open contracts at this strike prior to today, and today **551** contract(s) were bought and sold. • Regarding **GKOS** (NYSE:GKOS), we observe a **put** option **trade** with **bearish** sentiment. It expires in 31 day(s) on **August 21, 2026**. Parties traded **87** contract(s) at a **$145.00** strike. The total cost received by the writing party (or parties) was **$75.6K**, with a price of **$870.0** per contract. There were **4** open contracts at this strike prior to today, and today **400** contract(s) were bought and sold. • For **ABVX** (NASDAQ:ABVX), we notice a **call** option **trade** that happens to be **bullish**, expiring in 3 day(s) on **July 24, 2026**. This event was a transfer of **50** contract(s) at a **$100.00** strike. The total cost received by the writing party (or parties) was **$168.9K**, with a price of **$3380.0** per contract. There were **346** open contracts at this strike prior to today, and today **307** contract(s) were bought and sold. • For **SLS** (NASDAQ:SLS), we notice a **call** option **sweep** that happens to be **bullish**, expiring in 178 day(s) on **January 15, 2027**. This event was a transfer of **32** contract(s) at a **$5.00** strike. This particular call needed to be split into 4 different trades to become filled. The total cost received by the writing party (or parties) was **$29.6K**, with a price of **$920.0** per contract. There were **64750** open contracts at this strike prior to today, and today **255** contract(s) were bought and sold. • Regarding **HUM** (NYSE:HUM), we observe a **put** option **sweep** with **bullish** sentiment. It expires in 59 day(s) on **September 18, 2026**. Parties traded **71** contract(s) at a **$300.00** strike. This particular put needed to be split into 23 different trades to become filled. The total cost received by the writing party (or parties) was **$25.5K**, with a price of **$360.0** per contract. There were **356** open contracts at this strike prior to today, and today **185** contract(s) were bought and sold. • Regarding **UNH** (NYSE:UNH), we observe a **call** option **trade** with **bearish** sentiment. It expires in 150 day(s) on **December 18, 2026**. Parties traded **50** contract(s) at a **$470.00** strike. The total cost received by the writing party (or parties) was **$111.5K**, with a price of **$2230.0** per contract. There were **922** open contracts at this strike prior to today, and today **173** contract(s) were bought and sold. • Regarding **MRK** (NYSE:MRK), we observe a **call** option **sweep** with **neutral** sentiment. It expires in 150 day(s) on **December 18, 2026**. Parties traded **129** contract(s) at a **$140.00** strike. This particular call needed to be split into 9 different trades to become filled. The total cost received by the writing party (or parties) was **$61.3K**, with a price of **$477.0** per contract. There were **2317** open contracts at this strike prior to today, and today **133** contract(s) were bought and sold. • Regarding **REGN** (NASDAQ:REGN), we observe a **put** option **trade** with **bearish** sentiment. It expires in 10 day(s) on **July 31, 2026**. Parties traded **49** contract(s) at a **$670.00** strike. The total cost received by the writing party (or parties) was **$103.8K**, with a price of **$2120.0** per contract. There were **4** open contracts at this strike prior to today, and today **51** 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 about unusual options activity. This article was generated by Benzinga's automated content engine and reviewed by an editor. ### Related Stocks - [ABVX.US](https://longbridge.com/en/quote/ABVX.US.md) - [MRK.US](https://longbridge.com/en/quote/MRK.US.md) - [IOVA.US](https://longbridge.com/en/quote/IOVA.US.md) - [AGIO.US](https://longbridge.com/en/quote/AGIO.US.md) - [GKOS.US](https://longbridge.com/en/quote/GKOS.US.md) - [UNH.US](https://longbridge.com/en/quote/UNH.US.md) - [NKTR.US](https://longbridge.com/en/quote/NKTR.US.md) - [HUM.US](https://longbridge.com/en/quote/HUM.US.md) - [SLS.US](https://longbridge.com/en/quote/SLS.US.md) - [UNHG.US](https://longbridge.com/en/quote/UNHG.US.md) - [UNHU.US](https://longbridge.com/en/quote/UNHU.US.md) - [UNHW.US](https://longbridge.com/en/quote/UNHW.US.md) - [REGN.US](https://longbridge.com/en/quote/REGN.US.md) ## Related News & Research - [Huge Unusual Put Options Volume in Merck - Is MRK Stock Overvalued?](https://longbridge.com/en/news/296385371.md) - [88,309 Shares in UnitedHealth Group Incorporated $UNH Purchased by Allworth Financial LP](https://longbridge.com/en/news/296749626.md) - [Quantinno Capital Management LP Takes $315,000 Position in SELLAS Life Sciences Group, Inc. $SLS](https://longbridge.com/en/news/296759053.md) - [Key facts: Merck (MRK) up on vaccine; policy may hit M-M-R II, ProQuad](https://longbridge.com/en/news/296749142.md) - [Merck & Co., Inc. $MRK Shares Purchased by Russell Investments Group Ltd.](https://longbridge.com/en/news/296761195.md) --- > **Disclaimer: This article is for reference only and does not constitute any investment advice.**