Shares of Salesforce Inc. and Microsoft are trading lower Tuesday afternoon, sending the Dow Jones Industrial Average into negative territory. Shares of Salesforce Inc. CRM and Microsoft MSFT are contributing to the index’s intraday decline, as the Dow DJIA was most recently trading 54 points (0.2%) lower. Salesforce Inc.’s shares are off $7.46 (4.3%) while those of Microsoft have fallen $9.95 (3.8%), combining for a roughly 115-point drag on the Dow. Also contributing significantly to the decline are Chevron CVX , Nike NKE , and Travelers TRV . A $1 move in any of the index’s 30 components results in a 6.59-point swing.