
All three stock-based TSP funds posted substantial losses in September, with the small company stock S fund down 4.9 percent, the large company stock C fund down 4.77 percent and the international stock I fund down 3.51 percent.
The bond F fund also fell, by 2.54 percent, leaving only the always-gaining government securities G fund in positive territory, up 0.35 percent.
Year to date, the stock funds all remain positive, though, with the C fund up 13.05 percent, the S fund 8.84 and the I fund 6.94. The G fund is up 2.98 percent while the F fund is at -1.05 percent.
The September losses in four of the five core funds also dragged the lifecycle L funds into negative territory: Income. -1; 2025, -1.53; 2030, -2.66; 2035, -2.96; 2040, -3.24; 2045, -3.48; 2050, -3.71; 2055, 2060, -4.31; 2065, -4.32. The L funds are up for the year from 4.65 to 10.34 percent.
Large Share of Federal Workforce about to Experience a Payless Pay Period
OPM Details Coverage Changes, Plan Dropouts for FEHB/PSHB in 2026
OMB Says Federal Workforce RIFs are Starting as Shutdown Drags On
Financial Impact of Shutdown Starts to Hit Home; WH Threatens No Back Pay
Surge of Retirement Applications Is in the Pipeline, Says OPM
See also,
TSP Takes Step toward Upcoming In-Plan Roth Conversions
5 Steps to Protect Your Federal Job During the Shutdown
Over 30K TSP Accounts Have Crossed the Million Mark in 2025
The Best Ages for Federal Employees to Retire