1 SPX6900 = 0.032996 Invesco Short Duration US Government Securities Fund
SPCXB → USTB SPCX → USTB SOSO → USTB SRD → USTB STABLE → USTB STAC → USTB SPX → USELESS SPX → USDZ SPX → USDY SPX → USTBL SPX → USX SPX → USYC