S&P Dow Jones Indices says it will not change its eligibility requirements for major benchmarks such as the S&P 500, denying “fast-track” inclusion for large new IPOs including SpaceX. Multiple outlets report that S&P rejected proposals that would have shortened the existing 12-month “seasoning” period for newly public companies, as well as proposals that would have waived other screening requirements related to financial viability and minimum public float.

S&P’s decision preserves criteria including a profitability requirement (positive GAAP net income and related quarter-based measures) and a minimum level of publicly tradable shares (at least 10% free float) before a company can be considered for inclusion. As a result, SpaceX’s earliest potential timing for eligibility for the S&P 500 is described as occurring no sooner than about a year after it begins trading.

The news comes amid broader industry discussion about “fast entry” for megacap IPOs. While other index providers and exchanges have adjusted rules to allow quicker inclusion, S&P says it is maintaining consistent application of its methodology, citing core index principles and concerns about relying on market capitalization alone. Some reports also note potential impacts on passive funds that track benchmark indexes.