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What should I do about a concentrated stock position?

You check your portfolio and feel a mix of pride and unease. One stock (maybe your employer's, maybe an early investment that skyrocketed, maybe an inheritance) now represents 30%, 50%, or even 70% of your net worth.

On one hand, this concentration created your wealth. On the other hand, you know intuitively that having so much tied to a single company's performance feels risky. You're right to be concerned.

Concentrated stock positions are one of the most common and most dangerous situations we see in wealth management. Let's talk about why they happen, what makes them risky, and what you can do about it without triggering a massive tax bill.

How Concentrated Positions Happen

Most concentrated stock positions aren't the result of reckless investing—they're the byproduct of success:

Equity compensation: Executives and employees at successful companies accumulate stock through options, restricted stock units (RSUs), or employee stock purchase plans (ESPPs).

Founder or early employee stock: Entrepreneurs and early employees see the value of their equity stake grow dramatically if the company succeeds.

Inheritance: You inherit a significant position in a stock your parents or grandparents held for decades.

Windfall or liquidity event: A business sale, IPO, or major equity grant leaves you with a large position in a single stock.

Strong performance: An investment you made years ago has grown so much that it now dominates your portfolio even though you haven't added to it.

In every case, the stock did exactly what you hoped—it went up. The problem is that your success created a new risk.

Why Concentrated Positions Are Dangerous

The external problem: A single stock represents a disproportionate amount of your wealth, exposing you to company-specific risk.

The internal problem: You're torn between gratitude for how this stock built your wealth and fear that you're one bad quarter, lawsuit, or market shift away from losing it all.

The philosophical problem: You worked hard to build wealth. You shouldn't have to choose between protecting your financial future and paying enormous taxes to diversify.

Here's what makes concentrated positions risky:

1. Company-Specific Risk

Even great companies face challenges: leadership changes, product failures, regulatory issues, competitive threats, or simply bad timing in the market. When a significant portion of your wealth is tied to one company, you're betting that none of these things will happen—or that they won't happen when you need the money.

Historical context: Enron, Lehman Brothers, General Electric—all were considered blue-chip, safe stocks before they collapsed or declined dramatically. Employees and investors who were overconcentrated suffered devastating losses.

2. Lack of Diversification

Diversification isn't about chasing returns—it's about managing risk. A diversified portfolio spreads your wealth across many companies, industries, and asset classes. If one investment struggles, others can offset the impact.

When you're concentrated in one stock, you have no cushion. If that stock declines 30%, your net worth declines 30% (or more if the stock represents most of your portfolio).

3. Correlation Risk (Especially with Employer Stock)

If your concentrated position is in your employer's stock, you face double risk: Your income and your wealth are tied to the same company. If the company struggles, you could face layoffs and a declining stock price simultaneously.

This isn't theoretical—it happens regularly during economic downturns and industry disruptions.

4. Emotional Decision-Making

When a stock represents so much of your wealth, it's hard to think objectively. You may hold it out of loyalty, sentimentality, or fear of "selling the winner." But emotional attachment to an investment can lead to poor financial decisions.

When Does Concentration Become a Problem?

There's no universal threshold, but here are some guidelines:

10-15% in a single stock: Starting to become concentrated. Monitor it and consider trimming if it grows further.

20-30% in a single stock: Meaningfully concentrated. You should have a plan to diversify over time.

40%+ in a single stock: Highly concentrated. This is a significant risk that warrants immediate attention and a clear diversification strategy.

50%+ in employer stock: Extremely risky, especially if your income also depends on that employer.

Strategies to Manage Concentrated Positions

Diversifying a concentrated position isn't a one-size-fits-all decision. The right approach depends on your tax situation, time horizon, income needs, and risk tolerance. Here are the most common strategies:

1. Systematic Selling Over Time

The simplest approach: Sell a portion of your concentrated position each year and reinvest in a diversified portfolio.

Pros: Straightforward, maintains control, spreads tax impact over multiple years.

Cons: You remain exposed to concentration risk during the transition period.

Best for: Those with long time horizons and moderate tax concerns.

2. Tax-Loss Harvesting Offsets

If you have other investments with unrealized losses, you can sell those to offset the capital gains from selling your concentrated position.

Pros: Reduces or eliminates current-year tax liability.

Cons: Requires available losses; may not fully offset large gains.

Best for: Portfolios with both winners and losers.

3. Gifting to Family or Charity

You can gift appreciated stock to family members in lower tax brackets or donate it to charity (and claim a deduction for the full market value).

Pros: Reduces your taxable estate, avoids capital gains tax on donated shares.

Cons: You lose control of the asset; annual gift limits apply for family gifts ($18,000 per recipient in 2024).

Best for: Those with charitable intent or estate planning goals.

4. Hedging with Options

You can use options strategies (like protective puts or collars) to limit downside risk while maintaining your position.

Pros: Provides downside protection without triggering immediate taxes.

Cons: Complex, expensive, and typically temporary.

Best for: Those with short-term liquidity needs or waiting for a specific event (like retirement or vesting).

5. Exchange Funds

Exchange funds allow you to contribute your concentrated stock in exchange for a diversified portfolio without triggering immediate capital gains.

Pros: Immediate diversification without current taxes.

Cons: Typically require seven-year lockup periods, high minimums, and are only available for certain stocks.

Best for: High-net-worth individuals with significant concentrated positions.

6. Donor-Advised Funds (DAFs)

Contribute appreciated stock to a donor-advised fund, take the charitable deduction, and then grant money to charities over time.

Pros: Immediate deduction, removes stock from your estate, diversifies.

Cons: Funds must be used for charity; you can't reclaim them.

Best for: Those with philanthropic goals and taxable positions.

What You Shouldn't Do

Don't ignore the problem: Hoping the stock keeps going up indefinitely isn't a plan.

Don't sell everything at once without a tax strategy: A massive tax hit can undermine the benefits of diversification.

Don't let tax considerations paralyze you: Yes, taxes matter—but protecting your wealth matters more. Sometimes paying taxes is the smartest move.

Don't assume "it can't happen to me": Even the strongest companies face challenges. Your wealth should not depend on one company's success.

How a Financial Planner Can Help

Managing a concentrated stock position requires balancing competing priorities: minimizing taxes, reducing risk, and maintaining your long-term financial plan. A financial planner can help you:

  • Assess your concentration risk and determine the right diversification timeline
  • Model different strategies and their tax implications
  • Coordinate with your CPA to optimize timing and tax efficiency
  • Build a diversified portfolio that aligns with your goals
  • Create a plan that reduces your risk without creating unnecessary tax burdens

We work with executives, entrepreneurs, and individuals who've built significant wealth through concentrated positions. We understand the emotional and financial complexity—and we're here to help you protect what you've built.

Your Next Step

If a single stock represents more than 20% of your portfolio, it's time to create a plan:

  1. Calculate your concentration (stock value divided by total portfolio value)
  2. Assess your risk tolerance and time horizon
  3. Consider your tax situation and whether you have losses to offset gains
  4. Consult with a financial planner to develop a diversification strategy

You built your wealth through smart decisions. Protecting it is just as important as growing it. Let's make sure your financial future doesn't depend on the performance of a single company.

Have a concentrated stock position and need help managing the risk? Schedule a complimentary consultation. We'll review your situation and create a strategy to diversify without derailing your financial goals.


This material is for informational purposes only and should not be construed as tax or legal advice. Please consult with a qualified professional regarding your individual situation.

Diversification does not ensure a profit or protect against loss in declining markets.

The opinions voiced in this material are for general information only and are not intended to provide specific advice or recommendations for any individual.

Securities offered through LPL Financial, Member FINRA/SIPC. Investment advice offered through Great Valley Advisor Group, a registered investment advisor and separate entity from LPL Financial.

Chesapeake Financial Planners | 2402 Scotlon Ct, Forest Hill, MD 21050 | (410) 652-7868 | www.chesapeakefp.com


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