Major U.S. stock indexes closed lower on Thursday, with the Dow Jones Industrial Average sliding 1.2% to 48,908.72, the S&P 500 falling 1.2% to 6,798.40, and the Nasdaq dropping 1.59% to 22,540.58.

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

Amazon.com Inc. (NASDAQ:AMZN)

Amazon’s stock closed down 4.42% at $222.69, after reaching an intraday high of $226.31 and a low of $220.38. The stock’s 52-week range is between $258.60 and $161.43. In the after-hours trading, the stock crashed nearly 11% to $198.21.

Amazon reported fourth-quarter revenue of $213.39 billion, up 14% year over year and ahead of expectations, driven by strong growth at AWS, which rose 24%, while EPS of $1.95 came in just below estimates.

Operating income climbed to $25.0 billion, led by AWS, as the company highlighted accelerating AI- and chip-related momentum and record Prime Video engagement.

Amazon guided first-quarter sales above Street expectations and said it planned to invest about $200 billion in capital expenditures during 2026, though shares fell after hours.

IREN Ltd (NASDAQ:IREN)

IREN’s shares dropped 11.46% to close at $39.79, with an intraday high of $44.92 and a low of $38.90. The stock’s 52-week high and low are $76.87 and $5.12, respectively. In the after-hours trading, the stock plummeted 18.37% to $32.48.

IREN reported a sharp second-quarter loss, missing earnings estimates with an EPS of -$0.52 versus expectations for a -$0.18 result, while revenue rose $71.21 million year over year. The miss followed a strong prior quarter in which IREN beat earnings by $0.93.

Roblox Corp. (NYSE:RBLX)

Roblox saw a decline of 3.96%, closing at $60.57. The stock hit an intraday high of $64.84 and a low of $60.07, with a 52-week range of $150.59 to $50.10. The stock gained 7.3% to $65 in extended trading.

Roblox reported a fourth-quarter loss of 45 cents per share, matching estimates, while revenue surged to $2.22 billion, topping expectations and jumping sharply from $1.36 billion a year earlier.

The company posted strong user growth with 144 million daily active users and highlighted full-year momentum, citing 36% revenue growth, 55% bookings growth and $1.8 billion in operating cash flow, sending shares rising after hours.

Reddit Inc. (NYSE:RDDT)

Reddit’s stock fell 1.07% to $151.05, with an intraday high of $155.34 and a low of $148.50. The stock’s 52-week range is $282.95 to $79.75. The stock gained 4.55% to $157.92 in the after-hours trading.

Reddit beat fourth-quarter estimates with revenue of $725.6 million and EPS of $1.24, as sales jumped 70% year over year and daily active unique users rose 19% to 121.4 million.

The company generated strong cash flow, issued an upbeat first-quarter outlook above estimates, and announced a $1 billion share buyback, fueling post-earnings interest in the stock.

Strategy Inc. (NASDAQ:MSTR)

Strategy’s shares plummeted 17.12% to $106.99, with an intraday high of $122 and a low of $104.17. The stock’s 52-week high and low are $457.22 and $104.16.

Strategy topped fourth-quarter estimates with revenue of $123.0 million and adjusted EPS of $16.37, as modest 1.9% year-over-year revenue growth was driven by strong gains in subscription-related segments.

The company significantly expanded its balance sheet, ending the quarter with $2.3 billion in cash and holding 713,502 bitcoins as of Feb. 1, 2026, while shares hovered near 52-week lows amid broader Bitcoin (CRYPTO: BTC) selling pressure.

Benzinga Edge Stock Rankings indicate Amazon stock has a Value in the 52nd percentile, while the stock’s Momentum is in the 35th percentile.

Photo: mukul126 / Shutterstock

This story was generated using Benzinga Neuro and edited by Shivdeep Dhaliwal