Finance

Top Momentum Stocks to Buy for September 2025: IAS Leads the Pack

Discover the best momentum stocks for September 2025, featuring Integral Ad Science Holding’s standout growth and strong analyst confidence to help you navigate momentum investing with actionable insights.

Farhan Khan's avatar
Farhan KhanStaff
5 min read

Key Takeaways

  • Integral Ad Science (IAS) leads momentum stocks with 10.6% price gain in 12 weeks
  • IAS projects 47.1% EPS growth and 13.4% sales growth over one year
  • Stride, Magic Software, and Advanced Energy also show strong momentum with Zacks Rank #1
  • Momentum investing requires balancing volatility with growth potential
  • Mega-cap names like Nvidia and Amazon offer broader market exposure beyond pure momentum
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Momentum Stocks September 2025

Momentum stocks capture the imagination of investors chasing recent winners. For September 2025, Integral Ad Science Holding Corp. (IAS) stands out as the top momentum stock, boasting a 10.6% price rise over 12 weeks and robust earnings growth projections. This digital advertising analytics firm rides the wave of increasing online ad spend and brand safety demands, backed by strong analyst confidence.

But IAS isn’t alone. Companies like Stride, Magic Software Enterprises, and Advanced Energy Industries also shine with Zacks Rank #1 and impressive momentum scores. Meanwhile, mega-cap giants such as Nvidia and Amazon offer a different flavor of growth, blending momentum with market dominance.

This article dives into the best momentum stocks for September 2025, unpacking what makes them tick, the risks involved, and how savvy investors can harness momentum without falling prey to common myths. Ready to ride the wave? Let’s explore the momentum stock landscape with fresh eyes and actionable insights.

Spotting Momentum Winners

Momentum stocks are like the market’s sprinters—fast, flashy, and often thrilling to watch. Integral Ad Science Holding Corp. (IAS) fits this mold perfectly, with a 10.6% price jump over 12 weeks, outpacing many peers. But what fuels this sprint? It’s not just hype; IAS projects a hefty 47.1% earnings per share growth and 13.4% sales growth in the coming year, signaling real muscle behind the move.

Think of momentum as a wave you want to catch, but not just any wave—one backed by strong fundamentals. IAS benefits from the booming digital advertising sector, where brand safety and verification are more crucial than ever. This isn’t a fad; it’s a structural shift in how companies spend ad dollars.

Yet, momentum isn’t just about price charts. Analyst sentiment matters. IAS holds a Zacks Rank #1, a strong buy signal reflecting multiple experts’ confidence. This blend of technical and fundamental strength makes IAS a textbook momentum stock worth watching this September.

Exploring Alternative Momentum Plays

While IAS steals the spotlight, other momentum stocks bring their own stories. Stride, a premier K-12 education provider, boasts a Zacks Rank #1 and a 10.4% share gain over three months, slightly beating the S&P 500’s 8.5% rise. Its earnings estimates have climbed 10.6%, showing steady growth in a sector that shapes future generations.

Magic Software Enterprises, with a 20.5% share surge, rides momentum in enterprise software, helping companies build and deploy applications faster. Its 10.1% earnings estimate increase and Zacks Rank #1 status underline solid fundamentals behind the rally.

Advanced Energy Industries, a key player in semiconductor power technology, tops the momentum charts with a 21.5% share gain and a 10.1% earnings estimate rise. Its role in powering semiconductor manufacturing ties it to one of the economy’s most vital sectors.

These alternatives highlight momentum’s diversity—from education to tech infrastructure—offering investors multiple angles to ride the wave.

Balancing Momentum with Volatility

Momentum stocks often dazzle with quick gains but come with a catch: volatility. Prices can swing wildly, turning a winning streak into a nerve-wracking rollercoaster. IAS, for example, trades at a forward P/E of 26.57—higher than traditional value stocks but reasonable for high-growth tech peers.

Investors chasing momentum must embrace risk management like a seasoned surfer reading waves. Diversification across sectors and stock types can soften the blow when tides turn. For instance, while biotech names like Arcutis Biotherapeutics show explosive projected growth, their price momentum is less consistent and riskier.

Understanding that momentum is often a short-to-intermediate-term game helps set expectations. It’s not a guaranteed path to riches but a strategy requiring discipline, timely exits, and a keen eye on fundamentals to avoid getting caught in bubbles.

Considering Mega-Cap Growth Alternatives

Not all momentum comes from small or mid-cap stocks. Mega-cap giants like Nvidia, Amazon, Uber, and Alphabet offer a different flavor of momentum—steady, sector-leading growth with broad market influence.

Nvidia’s leadership in AI hardware and sustained earnings growth make it a favorite among growth investors. Amazon’s accelerating quarterly revenues and dominant cloud market share provide a robust growth engine. Uber’s expanding profitability and recovering demand signal a turnaround story, while Alphabet’s ad growth and cloud expansion keep it firmly in the game.

These names may lack the explosive short-term price jumps of pure momentum plays but offer a blend of growth and stability. Including them in a portfolio can balance the high-octane ride of smaller momentum stocks with more predictable returns.

Mastering Momentum Investing

Momentum investing isn’t just about chasing the hottest stocks; it’s about understanding the forces behind the price moves. The best momentum stocks combine recent price gains with strong earnings and sales growth projections, as seen with IAS and its peers.

Investors should watch for sector rotations—momentum can shift quickly from tech to biotech or financials depending on economic winds. Prudent risk management means setting stop-losses, diversifying, and staying informed about fundamental changes.

Remember, momentum is a dance between technical signals and company health. Ignoring either can lead to costly missteps. By blending data-driven analysis with emotional discipline, investors can harness momentum’s power without getting burned.

Long Story Short

Integral Ad Science Holding (IAS) emerges as the momentum stock to watch this September, combining solid price gains with strong projected earnings and sales growth. Its position in the digital ad analytics space aligns with industry tailwinds, making it a compelling choice for momentum-focused investors. Yet, momentum investing isn’t a free ride. Volatility and sector shifts demand careful risk management and diversification. Stocks like Stride, Magic Software, and Advanced Energy offer alternative momentum plays with strong analyst backing, while mega-cap names such as Nvidia and Amazon provide steadier growth avenues within broader market trends. Ultimately, momentum investing requires a blend of data-driven analysis and emotional discipline. By understanding the fundamentals behind the price moves and respecting the inherent risks, investors can turn momentum from a fleeting trend into a strategic advantage. The relief of a well-timed momentum pick is real—just remember to keep your eyes wide open.

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Core considerations

Momentum investing dazzles with quick gains but demands respect for volatility and sector shifts. The 50/30/20 rule isn’t dogma—similarly, momentum strategies require adjustment based on market conditions. Rising costs and economic uncertainty may squeeze growth sectors, altering momentum patterns. Investors must balance excitement with caution, blending technical signals with solid fundamentals. Ignoring these can turn momentum from opportunity to trap.

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Our take

Chasing momentum? Focus on stocks like IAS that blend price gains with strong earnings growth. Don’t let the thrill blind you—volatility is real. Diversify across sectors and balance pure momentum plays with mega-cap growth for steadier returns. Keep your emotions in check and your research sharp to ride momentum waves wisely.

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