What is the portfolio overlap between FSPSX and FXAIX?
FSPSX (Fidelity International Index Fund) and FXAIX (Fidelity 500 Index Fund) share 0.0% portfolio overlap as of their May 31, 2026 filings, across 0 common stocks. Overlap is the sum of the smaller weight of each shared stock, so it reads as the share of a dollar that lands on the same companies in both funds.
Do FSPSX and FXAIX invest in the same stocks?
Mostly not. Only a small portion of their portfolios overlaps — these funds hold largely different stocks and genuinely diversify each other.
What are the top stocks held by both FSPSX and FXAIX?
The most prominent shared holdings (by combined weight) are: none found. See the full common-holdings table on this page for weights in each fund.