By MarketWatch Automation
Shares of Nike and Walgreens Boots are trading lower Thursday morning, sending the Dow Jones Industrial Average into negative territory. The Dow /zigman2/quotes/210598065/realtime DJIA +0.47% was most recently trading 222 points, or 0.7%, lower, as shares of Nike /zigman2/quotes/203439053/composite NKE +3.21% and Walgreens Boots /zigman2/quotes/203410933/composite WBA +0.31% have contributed to the index's intraday decline. Nike's shares have fallen $5.92 (4.4%) while those of Walgreens Boots are off $1.22 (2.4%), combining for a roughly 47-point drag on the Dow. Chevron /zigman2/quotes/205871374/composite CVX +0.33% , Boeing /zigman2/quotes/208579720/composite BA +1.63% , and Caterpillar /zigman2/quotes/203434128/composite CAT +1.21% are also contributing significantly to the decline. A $1 move in any one of the 30 components of the index equates to a 6.58-point swing.