Thrift Savings Plan C Fund

Thrift Savings Plan · Daily Share Price · Currency is USD

123.6389

-1.3657 (-1.09%)

Oct 16, 2026, 4:00 PM EDT

Fund Assets	474.30B
Expense Ratio	0.035%
Cost per $1,000	$0.35
Inception Date	Jan 29, 1988
Asset Class	Equity
Fund Family	TSP
Risk Level	Medium
Sharpe Ratio (1Y)	1.06
Dividends	None

Previous Close	125.00
1-Month Return	1.04%
YTD Return	12.90%
1-Year Return	16.14%
5-Year Return	83.70%
Avg. Annual Return	11.44%
52-Week Low	101.79
52-Week High	126.18
All-Time High	126.18

About TSP C Fund

The TSP C Fund (Common Stock Index Investment Fund) is a stock index fund in the Thrift Savings Plan, the retirement savings plan for US federal employees and members of the uniformed services. It aims to match the performance of the S&P 500 Index of 500 large US companies, holding all of the index's stocks in virtually the same weights. TSP funds are not traded on an exchange; prices are published daily by the TSP and include reinvested income.

Fund Family Thrift Savings Plan

Benchmark Index S&P 500 Index

Performance

The TSP C Fund returned 16.14% in the past year, with income reinvested in its share price. Since it began in 1988, its average annual return has been 11.44%.

Annual Returns

The TSP C Fund's return in each calendar year since 1988, next to the S&P 500 Index it tracks. Its best year was 1995 (+37.41%) and its worst was 2008 (-36.99%). It had a positive return in 31 of 38 years.

Year	C Fund	S&P 500
2026 YTD	+12.90%	-
2025	+17.85%	+17.88%
2024	+24.96%	+25.02%
2023	+26.25%	+26.29%
2022	-18.13%	-18.11%
2021	+28.68%	+28.71%
2020	+18.31%	+18.40%
2019	+31.45%	+31.49%
2018	-4.41%	-4.38%
2017	+21.82%	+21.83%
2016	+12.01%	+11.96%
2015	+1.46%	+1.38%
2014	+13.78%	+13.69%
2013	+32.45%	+32.39%
2012	+16.07%	+16.00%
2011	+2.11%	+2.11%
2010	+15.06%	+15.06%
2009	+26.68%	+26.46%
2008	-36.99%	-37.00%
2007	+5.54%	+5.49%
2006	+15.79%	+15.79%
2005	+4.96%	+4.91%
2004	+10.82%	+10.88%
2003	+28.54%	+28.69%
2002	-22.05%	-22.10%
2001	-11.94%	-11.89%
2000	-9.14%	-9.10%
1999	+20.95%	+21.04%
1998	+28.44%	+28.58%
1997	+33.17%	+33.36%
1996	+22.85%	+22.96%
1995	+37.41%	+37.58%
1994	+1.33%	+1.32%
1993	+10.13%	+10.08%
1992	+7.70%	+7.62%
1991	+30.77%	+30.47%
1990	-3.15%	-3.10%
1989	+31.03%	+31.69%
1988	+11.84%	+16.61%

Show all years

ETF Alternatives

These ETFs track the same index as the C Fund, the S&P 500 Index, so their returns are nearly identical.

Fund	Expense Ratio	1-Year	5-Year
C Fund	0.035%	+16.14%	+83.70%
VOO	0.03%	+16.07%	+83.59%
IVV	0.03%	+16.08%	+83.58%
SPY	0.095%	+15.98%	+83.05%

All TSP Funds

Fund	Price	YTD	1-Year
G Fund	20.30	+3.66%	+4.58%
F Fund	20.58	-1.44%	-1.24%
C Fund	123.64	+12.90%	+16.14%
S Fund	109.67	+9.22%	+7.79%
I Fund	63.45	+14.34%	+19.72%
L Income	31.01	+6.04%	+7.58%
L 2030	63.12	+8.64%	+10.93%
L 2035	19.37	+9.58%	+12.05%
L 2040	74.62	+10.09%	+12.69%
L 2045	20.73	+10.53%	+13.25%
L 2050	46.12	+11.00%	+13.84%
L 2055	24.20	+12.93%	+16.26%
L 2060	24.20	+12.92%	+16.26%
L 2065	24.19	+12.92%	+16.25%
L 2070	14.34	+12.92%	+16.25%
L 2075	12.52	+12.92%	+16.25%

View All TSP Funds