When a company is removed from the S&P 500, its stock can face selling pressure as index funds and ETFs adjust their portfolios. But removal does not automatically mean the company is failing, nor does it guarantee its share price will crash.
The S&P 500 tracks approximately 500 leading U.S. companies. Its membership changes as businesses grow, shrink, merge or stop meeting certain requirements.
For investors, the biggest immediate consequence is often a change in who needs to own the stock, rather than anything happening to the underlying business.
Why Do Companies Get Removed From the S&P 500?
S&P Dow Jones Indices maintains the benchmark using published eligibility rules and decisions by its Index Committee.
Companies may be removed following acquisitions, bankruptcies, delistings or significant restructuring. A stock can also be deleted when its circumstances no longer justify continued membership.
However, falling below an initial eligibility threshold does not automatically trigger removal. S&P generally seeks to avoid unnecessary turnover.
Under the official S&P U.S. Indices methodology, companies removed from the S&P Composite 1500 index family generally must wait at least one year before being reconsidered for eligibility.
The reverse process is explained in Coinpaper's guide to joining the S&P 500.
Do Stocks Fall After Being Removed From the S&P 500?
Removal can generate selling pressure because passive investment funds are designed to track the index's composition.
When a company leaves, S&P 500 index-tracking ETFs must remove its shares from their portfolios to maintain accurate exposure.
That selling can increase trading volume and potentially push prices lower, particularly around the effective removal date.
However, a price decline is not guaranteed.
Active investors, hedge funds and other institutions can absorb the shares. Some traders also anticipate index deletions before they become effective.
What Happens to Your Shares and S&P 500 ETFs?
If you personally own shares in a company removed from the S&P 500, nothing automatically happens to your holdings.
You still own the same shares unless a merger, bankruptcy or other corporate action changes your ownership rights.
The stock can continue trading on its existing exchange.
For S&P 500 ETF investors, the process is different.
| Investor | What happens after removal? |
|---|---|
| Individual shareholder | Usually retains existing shares |
| S&P 500 ETF | Removes the stock from its portfolio |
| Active mutual fund | May hold, buy or sell independently |
| Company | Continues operating unless another event changes its status |
Funds such as SPY, VOO and IVV adjust their holdings to reflect changes in the underlying index.
These portfolio changes are part of normal index maintenance and do not require ETF investors to take action.
Can a Removed Company Rejoin the S&P 500?
Yes. A company can eventually return if it satisfies the applicable requirements and is selected for inclusion.
However, reentry is not automatic, even after its finances or market capitalization improve.
Index membership ultimately reflects a company's eligibility and the committee's decisions.
As explained in Coinpaper's analysis of S&P 500 concentration, membership also determines how much influence a company has over the benchmark.
For shareholders, the key distinction is simple: S&P 500 removal can change demand for a stock, but it does not directly change the company's earnings, assets or business prospects.
Long-term performance ultimately depends more on those fundamentals than index membership alone.