The McClellan Oscillator closed Friday at -264, just barely above the March lows at -268.

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The McClellan Oscillator closed Tuesday at -202, just above the September low of -206.

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The McClellan Oscillator, a statistical study of money entering and leaving the New York Stock Exchange, closed at -317 on Wednesday, the most oversold reading since May 20, 2010, when it reached -420.

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