what is the best returning stock since 2000 market cap over 1 bil

The top 2 holdings of BIL are United States Treasury Bills 0.01% (6.51%) and Ssi Us Gov Money Market Class State Street Inst Us Gov (0.19%).

FUNDHOLDING% OF FUNDVALUE ($)
BIL
United States Treasury Bills 0.01%
6.51%
$2.8B
BIL
Ssi Us Gov Money Market Class State Street Inst Us Gov
0.19%
$81.4M
Holdings are tracked for approximately 2000 ETFs.