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Investing » What Is a Stock Buyback? How It Works and Why Companies Do It

What Is a Stock Buyback? How It Works and Why Companies Do It

Learn what a stock buyback is, how it works, how it impacts investors and when companies use them to return value or support stock prices
Author: Baruch Mann (Silvermann)
Interest Rates Last Update: April 1, 2025
The banking product interest rates, including savings, CDs, and money market, are accurate as of this date.
Author: Baruch Mann (Silvermann)
Interest Rates Last Update: April 1, 2025

The banking product interest rates, including savings, CDs, and money market, are accurate as of this date.

We earn a commission from our partner links on this page. It doesn't affect the integrity of our unbiased, independent editorial staff. Transparency is a core value for us, read our advertiser disclosure and how we make money.

The information provided on this website is for informational and educational purposes only and does not constitute financial, investment, or legal advice. We do not provide personalized investment recommendations or act as financial advisors.

Table Of Content

What Is a Stock Buyback?

A stock buyback, also known as a share repurchase, is when a publicly traded company buys back its own shares from the open market.

This reduces the number of outstanding shares, potentially increasing the value of remaining shares.

Companies often use buybacks as a way to return capital to shareholders, especially when they believe their stock is undervalued.

Share repurchases can signal confidence from company management or be used as an alternative to paying dividends.

However, they can also draw criticism if used to artificially inflate metrics or avoid reinvesting in the business.

Company
Recent Buyback Amount
Year
Apple (AAPL)
$77 billion
2023
Alphabet (GOOGL)
$70 billion
2022
Microsoft (MSFT)
$60 billion
2022
Meta Platforms
$40 billion
2023
JPMorgan Chase
$30 billion
2022

How Does It Work?

When a company initiates a stock buyback, it can repurchase shares in one of two main ways: through the open market or via a tender offer to shareholders.

  • In open market repurchases, the company simply buys shares like any investor would.
  • A tender offer, on the other hand, invites shareholders to sell at a specified price, often above market value.

A mature company with steady cash flow, like Microsoft, may favor buybacks when growth opportunities are limited, using them to return excess capital to shareholders.

During market dips, companies might repurchase shares at lower prices, seeing it as a bargain investment in themselves.

Buybacks are typically funded with cash reserves or low-interest debt, depending on the company’s financial position.

They may also be used to offset dilution from employee stock option plans.

Scenario
Company Type/Example
Why It’s Used
Excess Cash, Low Growth Opportunities
Mature firms like IBM or Cisco
Returns capital to shareholders instead of low-return projects
Stock Perceived as Undervalued
Tech firms like Meta, Alphabet
Management signals confidence in future performance
Offset Stock Option Dilution
Firms with high employee equity plans
Prevents dilution from stock-based compensation
Support Share Price During Market Stress
Broad sectors during downturns
Provides stability and investor reassurance

What Are the Impacts of Stock Buyback?

Stock buybacks can influence a company’s financials, market behavior, and shareholder value in both positive and controversial ways.

  • Increases Earnings Per Share (EPS): By reducing the number of outstanding shares, buybacks often boost EPS, which can improve the stock’s valuation multiples even without higher earnings.
  • Supports Share Price During Volatility: Companies may buy back stock during market downturns to stabilize their share price. For instance, Meta used buybacks in 2023 to cushion against tech sector volatility.
  • Reduces Share Dilution from Stock Options: Many tech firms, such as Salesforce and Adobe, use buybacks to counter dilution caused by generous employee equity programs.
  • Signals Positive Outlook: A buyback may indicate that leadership sees the stock as undervalued and expects future growth. Apple's ongoing buybacks have been interpreted this way by analysts.
  • Potential Misallocation of Capital: Critics argue companies sometimes prioritize buybacks over innovation or expansion. According to Harvard Business Review, this can hurt long-term competitiveness.

Stock Buybacks vs. Dividends: Which Is Better for Investors?

Stock buybacks and dividends are two common ways companies return value to shareholders, but they work differently and suit different investor goals.

  • Dividends offer regular, predictable income, making them ideal for income-focused investors.
  • Buybacks, on the other hand, offer flexibility and potential tax advantages, especially for long-term holders.

For example, retirees often prefer dividend-paying stocks like Coca-Cola, while growth-focused investors may favor companies like Alphabet, which rely more on share repurchases.

The better choice depends on the investor’s priorities—whether they value consistent income or long-term capital appreciation.

Feature
Stock Buybacks
Dividends
Return Style
Indirect (through capital gains)
Direct (cash payouts)
Tax Efficiency
Often more tax-efficient for long-term gains
Usually taxed in the year received
Flexibility for Firm
High – no recurring obligation
Lower – may create expectations
Investor Preference
Favored by growth and tax-conscious investors
Favored by income and retirement investors

Stock Buyback Pros and Cons

Stock buybacks can offer clear benefits to shareholders, but they also carry potential risks depending on how and when they are used.

By reducing the number of outstanding shares, buybacks increase EPS, making the company look more profitable on a per-share basis.

Repurchasing shares can indicate that leadership believes the stock is undervalued and expects strong future performance.

Unlike dividends, buybacks don’t create a recurring obligation, giving companies more control over how they return cash to investors.

Buybacks can offset the dilution caused by employee stock options or equity compensation plans.

Large-scale repurchases can create demand for shares, helping stabilize or increase the stock price during volatile periods.

Buybacks can artificially improve ratios like EPS without any real improvement in company performance.

Funds used for repurchasing shares might be better spent on R&D, acquisitions, or other growth initiatives.

Some companies prioritize buybacks to please investors in the short term, potentially harming long-term value creation.

When funded with borrowed money, buybacks can increase financial risk, especially if market conditions worsen.

Buybacks may disproportionately benefit executives with stock-based compensation, rather than long-term investors.

FAQ

The primary goal is to reduce the number of shares on the market, which can increase earnings per share (EPS) and often support the stock price. It’s also used to return value to shareholders.

Buybacks can create buying pressure in the market and reduce share supply, which often leads to a short-term price increase. However, the impact depends on timing and market perception.

It depends on the investor. Dividends provide immediate income, while buybacks can offer tax advantages and long-term capital appreciation.

Yes, excessive buybacks can deplete cash reserves or increase debt, making the company vulnerable during downturns or market volatility.

Not always. While buybacks can show management confidence, they can also be used to boost short-term metrics or distract from weak fundamentals.

Buybacks aren't directly taxed, but investors may pay capital gains tax if the buyback raises share prices and they sell at a profit.

Long-term shareholders may benefit from price appreciation, while executives with stock-based compensation can also see increased value.

No, many growing companies reinvest profits instead. Buybacks are more common in mature firms with stable cash flows and fewer expansion needs.

A tender offer invites shareholders to sell shares at a set price, often above market value, while open-market buybacks occur like typical stock trades.

Tech, financials, and consumer goods companies frequently use buybacks. Apple, JPMorgan, and PepsiCo are regular examples.

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Baruch Mann (Silvermann)

Baruch Silvermann is a financial expert, experienced analyst, and founder of The Smart Investor.  Silvermann has contributed to Yahoo Finance and cited as an authoritative source in financial outlets like Forbes, Business Insider, CNBC Select, CNET, Bankrate, Fox Business, The Street, and more.
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This allows us to maintain a full-time, editorial staff and work with finance experts you know and trust. The compensation we receive from advertisers does not influence the recommendations or advice our editorial team provides in our articles or otherwise impacts any of the editorial content on The Smart Investor.

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