You are in your mid-40s, looking at your household balance sheet, and the number that jumps off the page is not your 401(k). It is your employer stock. Years of RSU vests quietly turned your compensation into the largest position you own — not because you made a deliberate allocation decision, but because it accumulated. Your 401(k) still feels like it is meant to be the primary source of funding during retirement. Your brokerage account still feels like the destination for excess savings (and growth). But your employer stock is the biggest number on the page.
What are the risks of relying on employer stock as my primary retirement savings vehicle?
The risk is dependency. When employer stock becomes the largest asset on your balance sheet, your retirement date quietly attaches to one company's stock price — and to whether that price remains (or lands) at the right level in the exact years you need to spend it.
Your retirement plan may actually be a ten-year bet on one stock
For a director or VP at 45 who wants the option to retire at 55, this is where the math changes. If employer stock is 40% to 60% of your investable assets, and your retirement projection assumes that value is still there in ten years, then part of your retirement plan is now a price forecast. Not a vague one. A very specific one. Your company's stock needs to hold up, or grow, during the exact decade when you are counting on it to make work optional.
That does not mean owning the stock was a mistake. Usually, nobody made one big decision to concentrate the balance sheet. RSUs vested. Taxes were withheld. The remaining shares stayed put. The company did well. The position grew. Then one day, the household plan quietly depended on it.
A great company can still be the wrong retirement dependency
The common response is understandable. "But it is a great company." That may be true. It may also be beside the point. Microsoft from 2000 to 2016 was an excellent business. Profitable. Growing. Dominant. The company kept building. Revenue grew. Earnings grew. In spite of most things inside and related to the company as one would hope them to be, it took sixteen years for its stock price to recover from its peak during the dot-com era.
That is the distinction that matters. You are not only betting on whether your company is good. You may already know it is. You are betting on the stock price path over the exact window when you may need to sell shares to support retirement. A great company and a flat stock are not contradictions. They happen more often than most people want to believe.
Your mid-40s are when this is still fixable
The trap in your mid-40s is that there is enough time to address concentration issues and enough time to keep putting it off. Ten to fifteen working years feels like a long runway. It also feels like permission to wait another year. Meanwhile, more RSUs vest, the position gets larger, and the emotional attachment gets stronger.
This is also the highest-leverage period because your paycheck is still arriving. Salary, bonus, new retirement contributions, and future equity grants create a buffer. A stock drawdown at age 45 is unpleasant. A similar drawdown at age 60, when the same shares are supposed to fund spending, can reshape the entire income plan. That is a very different problem.
The next step is to test your retirement plan without employer stock carrying it
The danger is not owning employer stock. The danger is letting it become the load-bearing wall in your retirement plan without ever naming it that way. One useful test is to run a retirement projection with employer stock reduced in price by 30%, 50%, or even removed entirely. If the plan still works, you may have flexibility. If it does not, then your retirement date, spending plan, and employer's stock price are more connected than they may have appeared.
That is usually the moment the real planning begins. Not because the answer is obvious. Because the answer depends on taxes, vesting schedules, future grants, cash needs, risk tolerance, and the specific role this stock is playing in the household balance sheet.
Pro-Tip: Remove employer stock from your retirement projection and see whether what remains supports the retirement you have described to yourself. If the answer is no, your plan is load-bearing on a single stock — which does not necessarily mean you are short of assets, but it does mean you are carrying concentrated risk in the place you can least afford it. The fix is not to stop owning the stock entirely; it is to stop letting it be the plan.
If you'd like to explore whether ongoing financial planning and investment management make sense for your situation, you can schedule an intro call here:
Common Questions
What are the risks of relying on employer stock as my main retirement savings vehicle?
The main risk is not day-to-day volatility. It is dependency. If your retirement plan requires one company's stock to be at or above today's value when you need to sell, then your retirement timing is tied to that stock's price path. That can work. It can also leave you exposed during the exact years when flexibility matters most.
At what point does employer stock make up too large a share of my retirement assets?
There is no magic percentage or number that gives a perfect answer. If a decline in the stock would force you to delay retirement, reduce spending, change housing plans, or rethink college funding, then the position is already large enough to deserve serious attention.
How do I reduce employer stock concentration without selling it all at once?
Many plans evaluate concentration over time rather than as a single all-or-nothing decision. The right pace depends on tax impact, vesting schedules, future grants, cash needs, and how much of retirement is currently supported by that position. An advisor who is skilled in managing employer stock can help create and implement a plan to reduce concentration in your assets, while paying close attention to tax efficiency.
This blog was written by Jeremy Bohne, Principal & Founder of Paceline Wealth Management. Paceline is a fee-only investment advisor serving clients in the Boston area, and on a remote basis throughout the country. Paceline specializes in helping tech and biotech leaders, business owners, physicians, and those seeking financial planning services.