us stocks opened higher on friday with the dow at risk of snapping its 9day winning streak as investors prepared for a major rebalancing of the nasdaq 100 index and the expiration of trillions of dollars of stock option contracts what are stocks doing on thursday the dow jones industrial average rose 164 points or 047 to 35225 while the sp 500 declined 31 points or 068 to 4535 and the nasdaq composite dropped 295 points or 205 to 14063 us stocks look set to finish higher again this week even as individual stocks at times responded poorly to results from companies like netflix nflx taiwan semiconductor manufacturing 2330tw tesla tsla and ibm ibm the current market is priced for perfection when a company comes out beats and guides higher it still can go down if there are any concerns or worries said louis navellier the chairman and founder of navellier  associates pointing to teslas results in particular theres also the specter of the special nasdaq 100 index rebalancing which will take place friday after the close and be effective for mondays open as well as the expiration of some 23 trillion of uslisted options seenasdaq rebalancing is coming and its boosting interest in fridays 24 trillion option expiration there also seems to be a little anxiety on some of the top tech stocks as they are going to get a haircut on monday on the nasdaq realignment added navellier nvidia nvda and microsoft msft are the most affected by the nasdaq rebalancing theres no us economic data set for release on friday earnings reports are due from companies including american express axp and schlumberger slb this content was created by marketwatch which is operated by dow jones  co marketwatch is published independently from dow jones newswires and the wall street journal