How Concentrated Positions Can Quietly Derail a Secure Retirement
Stock-based compensation can be one of the most rewarding parts of your career. It’s proof of your value to the company and, when things go well, it can dramatically accelerate your wealth-building. But when too much of your portfolio depends on a single company, especially your employer, it also creates a hidden risk: concentration.
A concentrated stock position can quietly undermine even the best retirement plans. Below, we’ll unpack why this happens, what history has shown, and how to start protecting what you’ve earned.
Why We Hold On Too Long
Letting go of company stock is rarely just a financial decision. It’s emotional.
You’ve invested your time, energy, and identity in the company. You believe in its future. Maybe you even helped build the product that’s fueling its success.
Those feelings make it hard to sell, especially when the stock has been performing well.
Behavioral finance calls this the familiarity bias: the tendency to overvalue what we know and underestimate risk because of it.
Many employees also fall into the trap of waiting for the next bump or trying to time the sale around future earnings reports. The danger is that markets can shift far faster than loyalty or optimism can adjust.
The Tax and Diversification Trade-Offs
Stock-based compensation becomes even more complicated once taxes enter the picture. Different equity types create very different tax outcomes, and the timing of your decisions can have a major impact on what you ultimately keep.
For employees with Incentive Stock Options (ISOs):
Exercising ISOs can trigger Alternative Minimum Tax if the spread between the exercise price and the fair market value is large. If you hold the shares for at least one year after exercise and two years after the grant date, any gain may qualify for long-term capital gains treatment, which is usually more favorable. Selling sooner results in short-term capital gains, which are taxed at higher ordinary income rates. This creates a balancing act between exercising early enough to start the holding period and avoiding an unexpected AMT bill.
For employees with Restricted Stock Units (RSUs):
RSUs are simpler but still carry tax consequences. When they vest, the value of the shares is treated as W2 income. Any increase in value after vesting is taxed again when you sell the shares. If you sell within a year of vesting, that gain is taxed as short-term capital gains. If you hold longer than one year, the gain may qualify for long-term capital gains treatment. Many employees hold RSUs too long because they feel like they should ride the momentum, but waiting often increases both market risk and tax complexity.
When you put all this together, it becomes clear why so many employees freeze up. Selling too early increases taxes, selling too late increases volatility, and not having a strategy increases the risk of missing the window for favorable treatment. A phased plan that considers tax brackets, cash flow needs, and diversification goals can help you unwind your position while keeping more of what you earn.
History’s Hard Lessons
It’s easy to think that won’t happen to me. But history offers painful reminders:
- Enron (2001): Employees saw their retirement savings vanish almost overnight as the company collapsed.
- WorldCom (2002): Thousands lost their jobs and retirement accounts tied up in company stock.
- More recently: Tech and biotech employees have watched once-soaring valuations cut in half within months.
Even strong, reputable companies can face headwinds that no one anticipates, such as regulatory changes, leadership shifts, or macroeconomic shocks. Concentration magnifies those risks.
Steps to Start Reducing Concentration Risk
You don’t need to sell everything at once. Small, consistent actions can make a significant difference over time.
- Calculate your exposure. Determine what percentage of your total net worth is tied to company stock or options. Anything above 10–15% warrants a closer look.
- Plan your sales strategically. Work with a financial advisor to align your sales with tax-efficient timing and personal goals.
- Explore hedging or diversification tools. Options, exchange funds, or charitable stock contributions can help reduce exposure while aligning with your values.
- Revisit regularly. As your portfolio and company evolve, your exposure will too. Make diversification an annual checkpoint, not a one-time event.
The Bottom Line
Stock-based compensation can be a powerful wealth builder, but only if managed intentionally. Holding too much of one company, even your own, can quietly put your future at risk.
By acknowledging the emotional biases, understanding the tax implications, and taking gradual steps toward diversification, you can keep your hard-earned rewards working for your long-term goals, not against them.
Want to assess your own concentration risk?
Babin Wealth can help you create a customized plan to diversify strategically, manage tax exposure, and preserve what you’ve built. Schedule a conversation!