Home TSP TSP Rates of Return September 2019 TSP TSP Rates of Return September 2019 October 3, 2019 2128 0 Share on Facebook Tweet on Twitter Most Thrift Savings Plan funds showed modest gains for the month of September 2019. Only the F Fund had a negative return for the month. YTD, the C, S and I Funds are showing strong gains for the year. RELATED ARTICLESMORE FROM AUTHOR TSP New TSP Options Available September 15th, 2019 TSP TSP Rates of Return March 2019 TSP TSP Rates of Return February 2019