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  • Starting in January 2021, we’re making the process easier for participants. If you’re turning 50 or older and are eligible for catch-up, you’ll no longer need to make separate catch-up elections to your TSP account. To learn how to make these contributions next year, visit Catch-up contributions.

Share price history

To understand how the TSP calculates rates of return for any given period of time and determines compound annual returns, read the Fact Sheet Calculating Periodic Returns and Compound Annual Returns.

Lifecycle funds
Individual funds