rtokens: The Standard & Poor 's index of 500 stocks was off 5.41 points at 651.99 , down 15.03 points for the week .
pos: IN DT NN , PRP VBD RB CD NNS .
tokens: For the week , it was down 1.55 points .
ltokens: The Nasdaq composite index closed 3.53 points lower Friday at 1,141.50 .