Earnings guidance is one of the most closely watched parts of every earnings report because it provides management’s outlook for future revenue, earnings, and business performance. While many investors assume raised guidance is always bullish and lowered guidance is always bearish, the reality is often much more nuanced. In this guide, you’ll learn what earnings guidance means, why companies issue it, how it affects stock prices, and how I incorporate guidance into my own post-earnings momentum trading strategy using real trade reviews, case studies, and historical research.

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When a company raises its earnings guidance, most investors expect the stock to rise. When it cuts guidance, the opposite usually seems logical.

But in reality, the market is rarely that simple.

A perfect example came from AeroVironment (AVAV). Despite reporting quarterly results that exceeded Wall Street’s expectations, management issued fiscal 2027 guidance that disappointed investors.

On paper, the setup looked bearish.

Instead, AVAV surged nearly 18% during the first hour after earnings and rallied another 14% in the following pre-market session before eventually reversing lower.

The setup reminded me of one of the most important lessons I’ve learned after reviewing dozens of earnings setups: guidance matters—but the market’s reaction matters more for both traders and investors.

In this article, I’ll explain what earnings guidance means, why it matters, and why successful traders shouldn’t rely on it in isolation.

Quick Answer: What does it mean when a company changes guidance?

When a company changes its earnings guidance, it is updating its expectations for future financial performance, such as projected revenue, earnings per share (EPS), or profit margins. Raising guidance generally signals that management expects business conditions to improve, while lowering guidance suggests weaker-than-expected performance ahead. Although guidance can significantly influence a stock’s price, traders should remember that the market also reacts to earnings results, investor expectations, technicals, and overall sentiment—meaning a stock can still rally after lowered guidance or fall despite raised guidance.

Key Earnings Guidance Statistics

• Only about 20% of S&P 500 companies now provide regular quarterly earnings guidance, down from roughly 50% in 2004 as many companies have moved away from issuing short-term forecasts.
• During Q1 2026, 110 S&P 500 companies issued EPS guidance, with 54% providing positive guidance—the highest percentage reported in the past five years.
• The Post-Earnings Announcement Drift (PEAD) anomaly has been documented for more than 50 years, with research showing that stocks often continue moving in the direction of an earnings surprise for weeks or even months after the initial announcement.
• Companies that raise guidance generally outperform investor expectations, while lowered guidance is typically associated with weaker future growth—but neither guarantees how a stock will trade after earnings.
• Stocks can rise after lowered guidance or fall after raised guidance when investors focus on other factors such as earnings quality, revenue growth, analyst expectations, valuation, or technical price action.
• My own post-earnings momentum spreadsheet tracks dozens of variables for every earnings setup, including the first hourly move, candle type, breakout timeframe, whether the fundamentals and technicals agree, and next-day follow-through.
• One of the strongest patterns I’ve observed is that post-earnings momentum is generally more reliable when price action confirms the company’s guidance, rather than contradicting it.

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What Is Earnings Guidance?

Earnings guidance is management’s forecast for how the company expects to perform in future quarters or years. It is typically released alongside quarterly earnings reports and helps investors and analysts compare management’s outlook with Wall Street’s expectations.

While not every company provides guidance, it is one of the most closely watched parts of an earnings announcement because even small changes can significantly impact a stock’s price.

The most common types of earnings guidance include:

• Revenue guidance: An estimate of future sales or revenue. For example, a company may forecast annual revenue between $2.1 billion and $2.2 billion.
• EPS (Earnings Per Share) guidance: Management’s projection for future earnings per share, one of the most closely followed profitability metrics by analysts.
• Quarterly guidance: Forecasts covering the next fiscal quarter, allowing investors to evaluate near-term business trends.
• Annual guidance: Projections for the full fiscal year, providing a broader view of the company’s long-term outlook.

Many companies also provide guidance for metrics such as operating margins, free cash flow, capital expenditures (CapEx), and customer or subscriber growth, depending on their industry.

Together, these forecasts help shape investor expectations long before the next earnings report is released.

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Why Companies Issue Guidance (And Why Some Don’t)

Companies issue earnings guidance to help investors and analysts understand management’s expectations for future revenue, earnings, and business conditions.

By setting expectations in advance, companies can reduce uncertainty and provide context beyond historical financial results.

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Not every company chooses to provide formal guidance, however.

Companies like Tesla typically avoid issuing detailed annual forecasts, arguing that long-term growth is difficult to predict.

Many large financial institutions—including JPMorgan Chase, Goldman Sachs, Morgan Stanley, Bank of America, Wells Fargo, and BlackRock—also provide limited forward guidance because their results depend heavily on unpredictable factors such as interest rates, capital markets activity, and economic conditions.

Instead, these companies often discuss trends and outlooks during earnings calls rather than providing precise financial targets.

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How Guidance Usually Affects Stock Prices

In theory, the market’s reaction to earnings guidance is fairly straightforward.

Raised guidance is generally viewed as bullish because it signals management expects stronger financial performance ahead, while lowered guidance is typically considered bearish because it suggests growth or profitability may slow.

Meanwhile, if a company simply reaffirms its previous outlook, the guidance is usually considered neutral unless investors were expecting a change.

When trading earnings, I pay close attention to whether the stock’s price agrees with the guidance. In my experience, the highest-probability momentum setups often occur when the fundamentals and the technicals tell the same story.

For example, a company that cuts guidance and immediately breaks below key support levels often has a higher chance of continuing lower than one that cuts guidance but rallies anyway.

Likewise, raised guidance accompanied by a strong technical breakout is generally a stronger bullish signal than raised guidance that the market largely ignores.

Real Examples of Guidance Moving Stock Prices

These examples from my own trade reviews and case studies demonstrate why I never rely on guidance alone. Instead, I evaluate whether the market’s price action confirms the company’s outlook.

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Why Guidance Doesn’t Always Predict Price

If trading earnings were as simple as buying stocks that raised guidance and shorting those that lowered it, every earnings trader would be profitable.

In reality, the market processes far more information than a single number in an earnings press release.

After reviewing dozens of post-earnings momentum trades, I’ve found that guidance is often just one piece of the puzzle. Sometimes the market agrees with management’s outlook, while other times it focuses on entirely different factors.

Here’s a closer look at some of the factors that can affect a stock’s reaction after earnings, guidance, and other quarterly financial results are announced.

Expectations Matter More Than Absolute Results

Stocks react to how results compare with expectations, not just whether guidance was raised or lowered. If investors were expecting a company to slash guidance even further, a modest reduction can actually be viewed as positive and send the stock higher.

The Market Weighs Multiple Factors

Guidance is released alongside dozens of other data points, including earnings, revenue, margins, conference call commentary, and management’s outlook. Investors also consider broader factors such as valuation, institutional positioning, short interest, and overall market sentiment before deciding whether to buy or sell.

Technicals Often Confirm the Strongest Setups

One of the biggest lessons from my post-earnings trading strategy is that price should confirm the fundamental story. When a company lowers guidance and the stock immediately breaks below key support levels on heavy volume, the bearish thesis becomes much stronger.

Likewise, when a company raises guidance and breaks out to new highs, bullish momentum often has a greater chance of continuing.

On the other hand, when guidance and price disagree—for example, lowered guidance followed by a sharp rally—the setup becomes much less predictable. In these situations, I place more weight on the market’s reaction than my own opinion of the earnings report.

Price Is the Final Verdict

Earnings guidance provides valuable context, but the stock chart reveals how investors collectively interpret that information. That’s why I never build a trade around guidance alone. Instead, I use it alongside technical breakouts, volume, market structure, and the stock’s initial reaction after earnings to determine whether momentum is likely to continue.

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How Guidance Fits Into My Earnings Momentum Strategy

Over the years, I’ve reviewed and documented dozens of post-earnings momentum setups, tracking how stocks reacted to earnings, guidance, technical breakouts, and follow-through during the next trading session.

But I never really focus on any single data point to form my trade thesis.

That’s because my post-earnings momentum strategy isn’t designed to predict how an earnings report should affect a stock. Instead, it’s designed to identify what the market has already decided matters most.

Rather than focusing solely on guidance, I evaluate the full earnings reaction, including the earnings surprise, revenue growth, guidance, technical breakouts, trading volume, short interest, and the stock’s initial price action.

Furthermore, to help remove emotion from the process, I document every trade setup in a spreadsheet that tracks dozens of variables, including the size of the first hourly earnings move, candle type, breakout timeframe (hourly, 4-hour, daily, and weekly), whether the fundamentals and technicals agree, and the type of follow-through the stock experiences during the next trading session.

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Over time, this allows me to identify which combinations of factors produce the highest-probability continuation trades.

Ultimately, guidance matters, but it’s not the only thing to consider before trading or investing in a stock.

After an earnings report, you shouldn’t really be asking, “Was the guidance good or bad?”

Instead, ask, “How is the market responding to the guidance?”

If the stock breaks out on heavy volume after raised guidance, or breaks down after lowered guidance, the fundamentals and technicals are telling the same story.

When guidance and price disagree, however, it’s often a sign that other factors—such as expectations, positioning, or investor sentiment—are driving the move.

In my experience, letting the market’s reaction confirm your thesis is far more effective than trying to predict where a stock should trade based on guidance alone.

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If you’d like to learn more about how this strategy works, check out my Post-Earnings Momentum Strategy guide. You can also browse my growing collection of trade reviews and earnings case studies, where I break down real trades using this framework and share both my successes and mistakes.

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What Academic Research Says About Earnings Guidance

Academic research suggests that earnings guidance is an important source of information for investors.

However, studies have consistently found that markets react not only to management’s guidance itself, but also to earnings surprises, analyst expectations, investor sentiment, and how quickly new information is incorporated into stock prices.

Markets Often Underreact to Earnings News

One of the most well-documented findings in finance is the Post-Earnings Announcement Drift (PEAD). Researchers have found that stocks with positive earnings surprises tend to continue outperforming for weeks or even months after the initial announcement, while stocks with negative surprises often continue drifting lower. This suggests that investors do not always fully price new information immediately.

Management Guidance Improves Market Expectations

Research has also shown that management guidance helps analysts produce more accurate earnings forecasts and reduces uncertainty surrounding a company’s future performance. Companies with a history of issuing reliable guidance generally experience stronger investor confidence than firms with inconsistent or inaccurate forecasts.

Investors React to More Than Just Guidance

While earnings guidance is important, studies show that investors simultaneously process numerous pieces of information during an earnings release, including the earnings surprise, revenue growth, conference call commentary, and analyst revisions. As a result, the market’s reaction often reflects the entire earnings story, not simply whether guidance was raised or lowered.

The Market’s Reaction Often Matters More Than the Headlines

Taken together, the academic evidence supports an idea that has become central to my own post-earnings momentum strategy: the market’s reaction frequently contains more useful information than the headline itself. Guidance provides valuable context, but successful traders should also pay close attention to price action, technical breakouts, trading volume, and whether buyers or sellers are actually in control following the earnings release.

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Practical Lessons for Traders & Investors

• Review past earnings reactions. Studying historical trade setups can help you recognize higher-probability opportunities in the future.
• Don’t base a trade on guidance alone. Evaluate the entire earnings report.
• Watch the market’s reaction, not just the headlines. Price often reveals what investors care about most.
• Look for agreement between fundamentals and technicals. Raised guidance plus a breakout—or lowered guidance plus a breakdown—often creates stronger momentum setups.
• Consider expectations. A guidance cut may already be priced in, while raised guidance may disappoint if investors expected even more.
• Wait for confirmation. Let the first earnings reaction establish the trend before entering a trade.
• Avoid averaging down. If the market is moving against your thesis, reassess instead of increasing your position.
• Use guidance as context, not a prediction. It’s one input among many that influence a stock’s price.

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Conclusion – What Does Guidance Mean For Stocks?

If there’s one thing you should learn from all this, it’s that earnings guidance is one of the most important pieces of information released during an earnings report, but it should never be viewed in isolation.

While raised guidance is generally bullish and lowered guidance is typically bearish, stock prices ultimately reflect how the market interprets the entire earnings story.

Whether you’re trading or investing, use earnings guidance as valuable context—not as your only reason to buy or sell. The highest-probability opportunities often occur when fundamentals and technicals tell the same story.

Guidance provides context. Price reveals conviction.

If you want to go deeper:

• Explore the Trading Statistics Hub to understand how different sectors behave across market cycles
• Study real setups inside the Trade Reviews section
• Learn the framework behind high-probability setups in the Post-Earnings Momentum Strategy

This is how you turn raw market data into repeatable trading edge.

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Frequently Asked Questions (FAQs)

What does guidance mean in stocks?

Guidance is management’s forecast for a company’s future financial performance. It typically includes estimates for metrics such as revenue, earnings per share (EPS), operating margins, or free cash flow, helping investors understand what the company expects in upcoming quarters or years.

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What happens when a company raises guidance?

Raising guidance generally signals that management expects stronger future performance than previously anticipated. This is usually viewed as a bullish sign, although a stock’s reaction will also depend on investor expectations and the overall earnings report.

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What does it mean when a company cuts guidance?

A company cuts guidance when it lowers its forecast for future revenue, earnings, or other financial metrics. While this is typically considered bearish, stocks don’t always fall because the market may have already priced in worse expectations or focused on other positive aspects of the earnings report.

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Why do some stocks rise after lowering guidance?

Stocks can rally after lowered guidance if investors were expecting an even larger reduction, if the company delivered a strong earnings or revenue beat, or if buyers focus on long-term growth opportunities instead of near-term forecasts. Technical breakouts and short covering can also contribute to higher prices.

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Is earnings guidance more important than the earnings report?

Not necessarily. Investors evaluate the entire earnings release, including revenue, EPS, margins, guidance, conference call commentary, analyst expectations, and price action. Guidance is important, but it is only one part of the overall picture.

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Do all public companies provide earnings guidance?

No. Many companies choose not to issue formal guidance because future business conditions can be difficult to predict. Companies such as Tesla and several large financial institutions often provide limited forward guidance, preferring to discuss business trends during earnings calls instead.

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Where can I find a company’s earnings guidance?

Most companies publish guidance in their quarterly earnings press releases, investor presentations, and earnings call transcripts. You can also find guidance summaries on financial websites such as FactSet, Seeking Alpha, MarketBeat, and other earnings reporting platforms.

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Should traders base their decisions on guidance alone?

No. Guidance should be viewed as one input among many. Successful earnings traders typically combine guidance with earnings results, technical analysis, trading volume, market sentiment, and the stock’s initial reaction after the earnings release before making a trading decision.

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Why does my post-earnings momentum strategy use price action?

Price reflects how the market interprets every piece of information released during an earnings report—not just guidance. By waiting for price action to confirm the fundamental story, traders can often identify higher-probability momentum setups than by trading the earnings headlines alone.

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What is the biggest lesson traders should learn about earnings guidance?

Use guidance as context, not as a prediction. The strongest post-earnings setups often occur when the company’s fundamentals and the stock’s technical price action tell the same story. When they disagree, it’s usually worth letting the market’s reaction guide your decision rather than your interpretation of the earnings report.

References

Ball, R., & Brown, P. (1968). An empirical evaluation of accounting income numbers. Journal of Accounting Research, 6(2), 159–178. https://doi.org/10.2307/2490232

FactSet. (2026). Earnings Insight: S&P 500 companies issuing EPS guidance. https://insight.factset.com/

Fama, E. F. (1970). Efficient capital markets: A review of theory and empirical work. The Journal of Finance, 25(2), 383–417. https://doi.org/10.2307/2325486

Ikenberry, D. L., & Ramnath, S. (2002). Underreaction to self-selected news events: The case of stock splits. Review of Financial Studies, 15(2), 489–526. https://doi.org/10.1093/rfs/15.2.489

Schwab Center for Financial Research. (2024). What is earnings guidance and how should investors react? https://www.schwab.com/learn/story/what-is-guidance-and-how-should-investors-react

The Accounting Review. (2012). The effect of ex ante management forecast accuracy on investor reactions. The Accounting Review, 87(5), 1791–1819. https://publications.aaahq.org/accounting-review/

University of California, Los Angeles, Anderson School of Management. (2004). Post-earnings-announcement drift and market efficiency. https://www.anderson.ucla.edu/