What do you believe to be the most systematically-manipulated non-index stocks/options/ETFs? Why? Who? How?

Feel free to use your own definition of manipulation.

$SPX $SPY $QQQ $VIX $VXX $XLF $XLY $XLP $XLU $XLV $XLK $AAPL $FB $NFLX $GOOG $AMZN #fintwit #invest #options #Stock