Ten big names roared higher last week, boasting double-digit gains and outperforming Wall Street’s major indices at its own game, with investor sentiment sparked by impressive earnings performance and upbeat outlook, among others.

Meanwhile, the Dow Jones was up by 2.2 percent, the S&P 500 grew by 1.9 percent, while the tech-heavy Nasdaq rose by 2.3 percent.

In this article, we highlight the 10 top-performing stocks last week and detail the reasons behind their gains.

To come up with the list, we focused on companies with more than $2 billion in market capitalization and 5 million shares in trading volume.

The stocks were chosen based on the highest percentage change in their share prices between October 17 and 24, 2025.

10. Warner Bros. Discovery Inc. (NASDAQ:WBD)

Warner Bros. grew its share prices by 16.3 percent week-on-week to hit a new all-time high as investors snapped up shares following news that it was open to other acquisition offers after thumbing down Paramount Skydance’s $60 billion bid.

On Friday alone, the stock rose to a record high of $21.57, but failed to sustain momentum after ending the day down by 0.47 percent at $21.15 apiece.

Earlier in the week, CNBC said that Warner Bros. Discovery Inc. (NASDAQ:WBD) rejected three acquisition offers from Paramount Skydance at prices from $22 to $24 per share, but noted that a sale remains under the table, and that it would expand its review of other offers.

“It’s no surprise that the significant value of our portfolio is receiving increased recognition by others in the market,” Warner Bros. Discovery Inc. (NASDAQ:WBD) CEO David Zaslav said.

“After receiving interest from multiple parties, we have initiated a comprehensive review of strategic alternatives to identify the best path forward to unlock the full value of our assets,” he added.

Listed firms Netflix Inc. and Comcast Corp. were said to be among the other bidders. On Friday, both firms dropped by 1.7 percent and 0.068 percent, respectively.

9. Lumen Technologies Inc. (NYSE:LUMN)

Lumen Technologies jumped by 17.25 percent week-on-week, as investors gobbled up shares after bagging a multi-million-dollar partnership with Palantir Technologies Inc.

Bulk of the rally was observed on Friday, with the company hitting an 11-month high after breaking past the $8 territory—a level it last touched in November last year.

In a joint statement on Friday, Lumen Technologies Inc. (NYSE:LUMN) said that it would join forces with Palantir to integrate Lumen Connectivity Fabric—a next-generation digital networking solution—into the latter’s Foundry and Artificial Intelligence Platform (AIP).

The partnership was aimed at supporting enterprises with their AI adoption by allowing them to move and manage data securely and quickly across multi-cloud and hybrid environments, and enhancing AI applications with reduced latency and cost, while simplifying IT complexity, among others.

“Palantir frees data, while Lumen moves it. Together, we’re uniquely positioned to enable enterprises to unlock their AI ambitions with unprecedented scale and speed,” said Lumen Technologies Inc. (NYSE:LUMN) CEO Kate Johnson.

“We share the same disruptive DNA—reimagining the foundations of our industries to help others do the same. By bringing AI into real-world operations through a connected ecosystem, we’re empowering businesses to reinvent how they operate, compete, and grow,” she added.

8. Las Vegas Sands Corp. (NYSE:LVS)

Las Vegas sands surged by 18.66 percent week-on-week to hit a new all-time high as investor optimism was fueled by a bullish analyst coverage and an impressive earnings performance in the third quarter of the year.

On Friday alone, the stock climbed to its highest price of $58.29 before finishing the day just up by 1.25 percent at $57.60 apiece.

In a market note, investment firm Stifel raised its price target for Las Vegas Sands Corp. (NYSE:LVS) to $68 from $60, while maintaining a “buy” recommendation. The new figure represented an 18 percent upside potential from its latest closing price.

Stifel’s coverage followed the company’s earnings performance in the third quarter of the year, with attributable net income jumping 52 percent to $419 million from $275 million in the same period last year. Net revenues surged by 24 percent to $3.33 billion from $2.68 billion in the same comparable period.

Amid the strong performance, Las Vegas Sands Corp. (NYSE:LVS) announced that it would pay $0.25 worth of dividends to all common shareholders as of November 4, payable on November 12, 2025.

For next year, Las Vegas Sands Corp. (NYSE:LVS) said it approved a plan to raise its annual dividend rate to $1.20, or equivalent to $0.30 every quarter, to all common shareholders.

7. Halliburton Company (NYSE:HAL)

Halliburton saw its share prices jump by 19.22 percent week-on-week, with sentiment buoyed by an upbeat outlook for its international business despite recording a disappointing earnings performance in the third quarter of the year.

In an updated report last week, Halliburton Company (NYSE:HAL) its international market is standing out amid its “differentiated performance both on and off-shore.”

“Our growth engines are on track,” it said.

Additionally, Halliburton Company (NYSE:HAL) has set a $400 million cost saving goal beginning next year as it eyes to return cash to shareholders, maintain cost capital discipline, and invest in technologies seen to drive long-term performance.

In the third quarter of the year, Halliburton Company (NYSE:HAL) saw its attributable net income dwindle by 97 percent to $18 million from $571 million in the same period last year.

Revenues dipped by 1.7 percent to $5.6 billion from $5.697 billion year-on-year, as revenues from completion and production decreased by 2.3 percent, while that of drilling and evaluation ended flat.

6. General Motors Company (NYSE:GM)

General Motors surged by 19.32 percent week-on-week as investors cheered the minimal impact of import tariffs on its earnings, alongside improved growth outlook for the rest of the year.

In an updated report, General Motors Company (NYSE:GM) said total net sales and revenues during the period ended flat at $48 billion versus the same quarter last year, suggesting that businesses have started adapting to President Donald Trump’s tariffs.

Additionally, the company raised its guidance for earnings before interest and taxes for the fourth quarter of the year to $12 billion to $13 billion, from the $10 billion to $12.5 billion previously.

Net income attributable to shareholders, however, narrowed to $7.7 billion to $8.3 billion from $7.7 billion to $9.5 billion earlier.

Last quarter, attributable net profit fell by 56.6 percent to $1.327 billion from $3.056 billion in the same period last year.

Looking ahead, General Motors Company (NYSE:GM) said it is heavily investing in the development of facilities in the US as it looks to support domestic manufacturing while minimizing tariff risks.

Over the next two years, General Motors Company (NYSE:GM) is set to spend $4 billion for the development of production plants in Tennessee, Kansas, and Michigan.

“Once these investments come online, we plan to produce more than two million vehicles per year in the United States. We are also investing close to $1 billion to build a new generation of advanced, fuel-efficient V8 engines in New York. Importantly, we are maintaining our capital discipline while adding this production and creating new jobs,” said Chairman and CEO Mary Barra.

5. Transocean Ltd. (NYSE:RIG)

Transocean Ltd. jumped by 19.63 percent week-on-week, as investor sentiment was boosted by overall optimism for the energy sector amid the artificial intelligence frenzy and last week’s jump in oil prices.

Friday’s rally marked its 6th straight day of gains, as investors repositioned portfolios in AI and energy stocks, supported by a Oracle Corp.’s billion-dollar investment to expand its data center portfolio that is expected to further push energy demand higher, while digesting the impact of higher oil prices.

Last week, prices of crude oil jumped by more than $2 after President Donald Trump announced sanctions on Russia’s two major oil suppliers, namely Rosneft and Lukoil, over the Ukraine war. The sanctions sparked concerns on tighter supply, with Russia being one of the largest oil producers in the world.

Following the news, major Chinese and Indian buyers were forced to look elsewhere for alternatives.

Meanwhile, Trump’s moved sparked a rally across the broader energy sector, dribbling into oil drilling firms, including Transocean Ltd. (NYSE:RIG), on expectations that the supply shortage would further increase the prices of crude oil.

In other developments, investors repositioned portfolios ahead of the results of Transocean Ltd.’s (NYSE:RIG) third quarter earnings performance on Thursday, October 30. A conference call will be held to elaborate on the results.

4. Patterson-UTI Energy, Inc. (NASDAQ:PTEN)

Patterson-UTI soared by 20.33 percent week-on-week as investor sentiment was bolstered by a stellar earnings performance in the third quarter of the year coupled with higher oil prices.

In an updated report, Patterson-UTI Energy, Inc. (NASDAQ:PTEN) said net loss attributable to shareholders dwindled by 96 percent to $36.4 million from $979 million in the same period last year.

Revenues, however, fell by 14 percent to $1.17 billion from $1.36 billion year-on-year.

“Our teams successfully navigated a challenging environment, and we are executing our plan that concentrates on optimizing our business in the areas that we can control,” said Patterson-UTI Energy, Inc. (NASDAQ:PTEN) Chief Executive Officer Andy Hendricks.

“We think this outperformance is a function of the focus and execution of the teams in each of our segments and the technology edge that we are using to deliver better drilling and completion results for our customers. We expect this relative margin resiliency to continue,” he noted.

3. Sandisk Corp. (NASDAQ:SNDK)

Sandisk saw its share prices by 32.82 percent week-on-week, as investors repositioned portfolios ahead of the release of its first quarter earnings performance for the fiscal year 2026.

In a statement, Sandisk Corp. (NASDAQ:SNDK) said it is scheduled to announce the results of its financial and operational highlights after market close on November 6, 2025. A conference call will be held to elaborate on the results.

In other developments, Sandisk Corp. (NASDAQ:SNDK) recently clinched a partnership with Crayola for the launch of Sandisk-Crayola USB-C flash drive. The new product aims to market the students, teachers, and parents.

According to Sandisk Corp. (NASDAQ:SNDK), the new product would feature four vibrant colors, between 64 gb and 256 gb of storage space. In North America, it will be exclusively available at Walmart through January 2026.

2. Garrett Motion Inc. (NASDAQ:GTX)

Garrett Motion soared by 33.25 percent week-on-week, hitting a new all-time high on Friday, as investors cheered its impressive earnings performance in the past quarter, coupled with a higher growth outlook.

On Friday alone, the stock jumped to a new all-time high of $17.05 before paring gains to end the day up by 13.8 percent at $16.99 apiece.

In an updated report on Thursday, Garrett Motion Inc. (NASDAQ:GTX) said it grew its net income by 48 percent to $77 million from $52 million in the same period last year, on the back of a $20 million jump in gross profit, $8 million lower interest cost, and a $2 million increase in non-operating income.

Net sales, on the other hand, rose by 9.2 percent to $902 million from $826 million year-on-year, primarily driven by higher demand in gasoline and diesel, a favorable currency impact, and recoveries on enacted import tariffs.

Following the results, Garrett Motion Inc. (NASDAQ:GTX) raised its full-year net income projection to a range of $265 million to $295 million, versus the $233 million to $278 million previously.

Net sales projection was also upgraded to a range of $3.5 billion to $3.6 billion, versus the $3.4 billion to $3.6 billion prior.

1. Clover Health Investments, Corp. (NASDAQ:CLOV)

Clover Health saw its share prices soar by 40.96 percent week-on-week as investors took heart from a “buy” recommendation from an investment firm.

In a market note, Zacks Research upgraded Clover Health Investments, Corp. (NASDAQ:CLOV) to “buy,” following an upward trend in earnings estimates—one of the most powerful forces impacting stock prices.”

“For the fiscal year ending December 2025, [Clover Health Investments, Corp. (NASDAQ:CLOV)] is expected to earn $0.10 per share, which is unchanged compared with the year-ago reported number. Analysts have been steadily raising their estimates for Clover Health Investments. Over the past three months, the Zacks Consensus Estimate for the company has increased 25 percent,” the note said.

Based on its historical reporting dates, Clover Health Investments, Corp. (NASDAQ:CLOV) is expected to release the results of its third quarter financial and operating highlights on November 6, 2025.

READ NEXT: 20 Best AI Stocks To Buy Now and 30 Best Stocks to Buy Now According to Billionaires.

Disclosure: None. Insider Monkey focuses on uncovering the best investment ideas of hedge funds and insiders. Please subscribe to our free daily e-newsletter to get the latest investment ideas from hedge fund investor letters by entering your email below.