The S&P 500 dipped 0.4% in midday trading to 2,884.63.
The Dow Jones Industrial Average fell 0.5% to 26,198.32.
The Nasdaq decreased 0.2% to 7,941.01.
The yield on a 10-year Treasury bond declined 0.9% to 2.50%.
The price of oil fell 0.6% to $64 a barrel.
The price of gold rose 0.5% to $1,309.
BioCorRx Inc. (OTC: BICX) in Anaheim soared 25% to an all-time high of $8.49 and a $22 million market cap. The shares have almost doubled since April 4 when the company announced the appointment as senior advisor of Jospeh Galligan, who was a portfolio manager and co-founder at DoubleLine Capital LP, which has $100 billion assets under management. Shares in the lightly-traded alcohol and opioid addiction treatment program developer are trading at about 43% their daily volume the last three months.
Irvine-based Endologix Inc. (Nasdaq: ELGX) fell 5.7% to $6.50 and a $67 million market cap. Shares in the maker of endovascular stent grafts have fallen in four straight trading sessions and are now down 90% since hitting a 52-week high of $67.20 last June.