Hi,
Most investors hear “S&P 500” and think their money is spread evenly across 500 companies. It is not.
The index is weighted by company size, and its ten largest companies now represent roughly 40% of the entire S&P 500. Many of those companies are leading – and spending heavily – in artificial intelligence.
So is AI a bubble?
Nobody knows yet. AI is producing real revenue, real demand, and real productivity gains. But stock prices also reflect enormous expectations about how quickly that spending will turn into lasting profits.
The real concern is not whether someone can predict the exact day an AI bubble bursts. It is whether your financial plan depends on a small group of companies continuing to meet extremely high expectations.
Here is what the concentration can mean:
- In a $500,000 S&P 500 portfolio, approximately $200,000 may be tied to the ten largest companies, based on a roughly 40% index weight.
- If that group fell 30% while the rest of the index stayed flat, the simplified impact would be a decline of about $60,000, taking the portfolio from $500,000 to approximately $440,000.
- Owning several funds may not solve the problem if an S&P 500 fund, Nasdaq-100 fund, technology fund, and target-date fund all hold many of the same large companies.
That does not mean the S&P 500 is bad or that AI stocks must be sold. It means an index fund can contain more concentration than its name suggests, and that concentration should match your timeline, income needs, and ability to tolerate a decline.
Who should be paying the closest attention:
- Investors holding the same technology leaders across multiple funds – more fund names do not necessarily mean more diversification.
- Employees with company stock plus technology-heavy retirement accounts – their income and investments may depend on the same sector.
- Investors with large unrealized gains – reducing risk without planning can create an avoidable tax bill.
- Anyone generally interested in diversification
- Anyone close to or already in retirement – there may be less time to recover from a major correction.
The people best prepared for the next correction will not be the ones who guessed the headline correctly. They will be the ones who already knew what they owned, how much they could lose, and where their spending money would come from during a decline.
The problem is that the investment side and the tax side of your life usually sit with different professionals who never talk to each other.
That is why we put both sides under one roof: an experienced fiduciary Certified Financial Planner working directly with the same tax team that plans and prepares your returns.
- A coordinated investment and tax strategy – your portfolio, retirement timeline, income, business, and tax exposure reviewed as one plan
- Portfolio concentration and risk analysis – so you know how much you actually hold in the same AI and technology companies across every account
- Tax-aware rebalancing – capital gains, losses, charitable giving, and account location considered before trades are made
- Year-round proactive tax planning – including capital-gains timing, tax-loss harvesting, Roth conversion analysis, and retirement withdrawal planning
- Annual financial and tax reviews – so the plan stays aligned as markets, tax laws, income, and your goals change
- Personal and business tax returns – prepared from the strategy by the same team, instead of reconstructed after the fact
The question is not “Will the AI bubble burst?” The question is whether your financial and tax plan still works if today’s market leaders stop leading.
Reply to this email by Monday next week, and we will schedule a free 15-minute session with our tax team and financial advisor. Bring a recent investment statement and your most recent tax return so we can show you how the financial and tax sides of your plan fit together – and where the risks and opportunities are, not generalities
Sincerely,
β
George Dimov, CPA
Licensed and Insured
(833) 829-1120 toll free
(212) 994-8081 Fax
www.dimovtax.com
This email is simply for illustration purposes and is not intended to provide investment advice.