Major U.S. stock indexes finished higher on Tuesday, with the Dow Jones Industrial Average climbing 1.71% to 54,085.88, the S&P 500 advancing 1.79% to 7,736.52 and the Nasdaq gaining 2.59% to 26,584.99.

These are the top stocks that gained the attention of retail traders and investors through the day:

Space Exploration Technologies Corp. (NASDAQ:SPCX)

SpaceX shares soared 9.43%, closing at $125.33. The stock reached an intraday high of $126.71 and a low of $115.72. Its 52-week range is $104.83 to $225.64. The shares dropped sharply, by 7.46% to $115.98, in after-hours trading.

SpaceX reported its first quarterly results as a public company, posting a second-quarter loss of 9 cents per share, beating estimates for a 24-cent loss, while revenue surged 92% year-over-year to $7.81 billion, topping the $6.93 billion consensus. Growth was driven by Connectivity revenue of $4.29 billion and AI revenue of $2.56 billion, which jumped 247% from a year earlier.

The company said Starlink subscribers doubled to 12 million, completed 78 launches year-to-date, and ended the quarter with $100 billion in cash and a $47.5 billion backlog, positioning it to continue investing in Starship, Starlink and its AI platform.

Advanced Micro Devices Inc. (NASDAQ:AMD)

AMD’s stock climbed 7%, ending the day at $518.58. It hit a high of $530.13 and a low of $502.2, with a 52-week range of $149.22 to $584.73. The shares crashed 8.8% to $472.94 in extended trading.

AMD reported second-quarter adjusted EPS of $1.66, beating estimates of $1.61, while revenue rose 50% year-over-year to a record $11.54 billion, topping the $11.28 billion consensus. Growth was led by the Data Center segment, where revenue more than doubled to $6.7 billion, driven by strong demand for AI chips.

The company also guided third-quarter revenue to approximately $13 billion, above the Street estimate of $12.52 billion, citing accelerating EPYC processor demand and expanding Instinct AI deployments. Despite the strong results and outlook, shares fell in after-hours trading.

Nvidia Inc. (NASDAQ:NVDA)

NVIDIA shares increased by 2.56%, closing at $211.94. The stock’s intraday high was $213.06, with a low of $209.05. Its 52-week range is $164.07 to $236.54. The company’s systems were praised by Elon Musk during SpaceX’s earnings call, highlighting their superiority in AI computing.

“Going forward, we have decided to build exclusively on Nvidia because we think the Vera Rubin architecture is the best architecture. We think it’s the best AI computer, and we greatly value our close cooperation and partnership on many levels with Nvidia,” said Musk.

Astera Labs Inc. (NASDAQ:ALAB)

Astera Labs’ stock rose 12.65%, finishing at $361.67. The day’s high was $367.85, with a low of $340.02. The 52-week range is $97.89 to $499.48. In the after-hours session, the stock fell 1.01% to $358.

Astera Labs reported second-quarter adjusted EPS of 80 cents, beating estimates of 69 cents, while revenue surged 104% year-over-year to a record $392.4 million, topping the $360.7 million consensus. The company also posted a non-GAAP gross margin of 73.7% and an operating margin of 39.1%.

Management attributed the strong performance to broad-based demand across its portfolio, including record quarterly revenue for its Aries product line. Shares rose more than 5% in after-hours trading following the earnings beat.

Autonomix Medical Inc. (NASDAQ:AMIX)

Autonomix Medical shares skyrocketed by 434.25%, closing at $19.50. The stock reached an intraday high of $24.68 and a low of $5.24, with a 52-week range of $2.44 to $32.55. The shares fell 24.79% to $14.67 in the after-hours session.

Autonomix Medical shares surged after the company received a U.S. Patent expanding intellectual property protection for its minimally invasive nerve-mapping and targeting platform. The patent covers catheter-based technology designed to record neural signals and deliver therapies targeting tumor-associated nerves across multiple cancer types.

Management said the technology could help treat cancer-related pain and modulate tumor microenvironments, with CEO Brad Hauser describing the patent as a significant expansion of the company’s proprietary technology portfolio.

Benzinga Edge Stock Rankings indicate AMD stock has a Momentum score in the 98th percentile and a Value score in the 4th percentile.

Disclaimer: This content was partially produced with the help of AI tools and was reviewed and published by Benzinga editors.

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