
Market Performance Context
For several years, Amazon (NASDAQ: AMZN) served as the definitive example of a growth stock. However, the last five years have shown divergence from that trend. Over this period, Amazon's stock rose only 38%, significantly underperforming the S&P 500, which recorded nearly 67% gains in the same timeframe.
The current year has also faced headwinds. As of the market open on March 26, Amazon's stock was down approximately 6.5% year to date. This decline mirrors a broader theme affecting most mega-cap technology companies this year. Despite these price struggles, the underlying business remains robust, prompting an investment thesis centered on three specific pillars.
Cloud Dominance and AI Backlog (AWS)
Amazon Web Services (AWS) continues to function as the company's primary profit engine. As of the end of last year, AWS held a 28% market share as the world's leading cloud platform. While it has ceded some ground to Microsoft Azure and Google Cloud, it remains a critical infrastructure foundation for countless applications and websites.
In 2025, AWS represented 18% of Amazon's total revenue but accounted for 57% of its operating income. Although recent quarters saw slower revenue growth, the most recent quarter marked a significant turnaround with a 24% year-over-year increase. This represents the fastest quarterly growth for AWS in the past 13 quarters.
This performance suggests resilience as the AI boom drives demand for cloud and computing capacity. The platform currently holds a $244 billion backlog, indicating contracts signed by companies that have not yet received services. This volume signals demand exceeding current physical handling capabilities.
Investors may question Amazon's $200 billion spending plan for 2026. However, much of this capital is directed toward data centers and AI hardware that will benefit AWS long-term.
High-Margin Advertising Expansion
While overshadowed by e-commerce and cloud segments, Amazon's advertising business has emerged as a high-growth area. In the most recent quarter, advertising revenue grew 23% year over year to exceed $21.3 billion.
Amazon possesses two critical assets for advertisers: data and eyeballs. The company tracks billions of online purchases, providing insight into consumer intent. Additionally, services like Prime Video, Twitch, Fire TV, and Alexa provide extensive reach.
This combination allows for highly targeted campaigns across platforms that reach millions of users. As a high-margin business requiring minimal additional cost to onboard customers, advertising has become one of Amazon's most impressive segments. It held the title of fastest-growing segment until AWS's recent acceleration.
E-Commerce Efficiency and Automation
Historically, Amazon prioritized revenue generation in its e-commerce division, even at the expense of operating losses, to build customer loyalty. Consistent profitability was not achieved until around 2017.
Currently, the business is becoming more efficient through a major push for automation. This shift has resulted in layoffs following pandemic-era overhiring but supports long-term operational logic. In July 2025, Amazon announced it had deployed its 1 millionth robot across 300+ global facilities.
These robots enable faster order processing and reduced handling costs. Given the permanence of e-commerce demand, this investment is viewed as essential for maintaining profitability.
Investment Context & Takeaway
Market Context
The analysis reflects a period where Amazon stock has lagged broader indices despite strong operational fundamentals. The focus shifts from pure growth metrics to profit margins and cash flow generation through cloud services and advertising.
Key Takeaway
Amazon's valuation may appear attractive given the $244 billion AWS backlog, 57% operating income contribution from cloud services, and high-margin advertising expansion. While short-term stock performance has been weak, the underlying business efficiency suggests a strong foundation for recovery.
Original source
3 Reasons I'm Buying Amazon Stock Hand Over Fist Right Now
Published: Mar 30, 2026
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