When we set out to create the TSP Folio strategy, we first analyzed the individual TSP investment funds:
| Asset Class | TSP Fund | Description |
|---|---|---|
| U.S. Stocks | C Fund | Common Stock Index Investment Fund |
| U.S. Stocks | S Fund | Small Cap Stock Index Investment Fund |
| International Stocks | I Fund | International Stock Index Investment Fund |
| U.S. Bonds | G Fund | Government Securities Investment Fund |
| U.S. Bonds | F Fund | Fixed Income Index Investment Fund |
For each fund, we analyzed its performance history. First, we'll look at the TSP Common Stock Index Investment Fund (C Fund):

The C Fund is an index fund that invests in the stocks of the largest 500 publicly traded U.S. companies: the S&P 500 Index. It became available for investment in 1988. We extended t...