The S&P 500 rose 0.3% in midday trading to 2,857.76.
The Dow Jones Industrial Average was 0.4% higher to 25,770.59.
The Nasdaq ticked up 0.1% to 7,821.23.
The yield on a 10-year Treasury bond fell 1.6% to 2.83%.
The price of gold rose 1% to $1,196.
Clean Energy Fuels Corp. (Nasdaq: CLNE) in Newport Beach climbed 2.5% to $2.88 and a $589 million market cap. Shares in the natural gas fueling station operator are up 80% in the last three months.
Tilly’s Inc. (NYSE: TLYS) in Irvine was up 2.8% to $17.33 and a $510 million market cap. The youth fashion retailer reports quarterly results next week. Shares are up about 50% in the last six months.
Lantronix Inc. (Nasdaq: LTRX) in Irvine rose 7% to $3.92 and a $71 million market cap. Shares rose 8% Friday after Peterson Capital reported a stake in the “Internet of Things” software maker. Lantronix is scheduled to give quarterly results on Aug. 22.