The remaining investments can be in longer - term issues, provided the overall weighted average maturity of the fund is 60 days or less. (fidelity.com)
The market value - weighted average maturity of the bonds and loans in a portfolio, where maturity is defined as the stated final for bullet maturity bonds and loans. (us.spdrs.com)
IGOV favors long - dated bonds, and the fund's weighted average maturity hovers near the one - decade mark. (etf.com)