Tesla (TSLA) option volume elevated amid S&P addition

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TESLA MTRS (NASDAQ: TSLA) Delayed: 401.04 +6.98 (1.77%)
Previous Close $394.06    52 Week High $269.32 
Open $393.99    52 Week Low $141.05 
Day High $402.05    P/E N/A 
Day Low $390.86    EPS $-0.62 
Volume 18,031,398