what is the best performing stock with a market cap of at least $1 bil over the last three years

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%).

FUND HOLDING % OF FUND VALUE ($)
BIL
United States Treasury Bills 0.01%
6.51%
$2.7B
BIL
Ssi Us Gov Money Market Class State Street Inst Us Gov
0.19%
$80.1M
Holdings are tracked for approximately 2000 ETFs.