CSPX vs VOO: what is the difference?

97% of the money in CSPX and VOO is in the same companies. Holding both adds little spread: the second fund mostly buys the same companies again.

By weight, from the full holdings of both funds: for every company in both, the smaller of its two weights, added up.

Side by side

CSPXVOO
Yearly fee0.07%0.03%
Holdings504505
United States98%100%
Top 10 holdings38%39%
In stocks we grade D/F2.1%2.3%

Largest holdings

10 of the 10 largest holdings are the same.

CSPX

VOO

Questions

What is the difference between CSPX and VOO?

CSPX costs 0.07% a year and holds 504 companies, 98% in the United States. VOO costs 0.03% and holds 505, 100% in the United States. 97% of their money is in the same companies.

Should I hold CSPX and VOO together?

That depends on what you want, and this is not advice. A fact to start from: 97% of their money is in the same companies. Holding both adds little spread: the second fund mostly buys the same companies again.

Do you hold both? See your real positions.

Other comparisons: VWCE vs CSPX · IWDA vs CSPX · CSPX vs VUAA · CSPX vs SXR8 · CSPX vs EQQQ

Holdings as of 2026-10-22 (FMP). Updated every week. Educational, not investment advice.