Option Midday Movers, and Some Stocks Too

High Options Volume by Strike Top trading strikes are held by the PowerShares
QQQ Trust (NASDAQ: QQQ ) that tracks the Nasdaq 100. The QQQ Apr 11 54 Put was
at .20, down .04 with option volume of 55,400. Its sister QQQ Jun11 54 Put was
at 1.19, down .07, with volume of 51,163. Other interesting volume movers
include Yahoo (NASDAQ: YHOO ) Oct11 20 Call last sale at .83, up .03, on volume
of 50,200; and the Micron Tech (NASDAQ: MU ) last traded at .18, down .09 on
volume of 44,469. Major Stock Trading Volume Movers Acxiom (NASDAQ: ACXM ) down
3.40 to 14.06 on volume of 6.9 million, a rise of 956%. Cephalon (NASDAQ: CEPH )
rising 16.53 to 75.28 and its volume rising 949% to 32.2 million. Netlist
(NASDAQ: NLST ) up .40 to 2.82 with volume of 4.2 million, a rise of 592%.
Stocks/Underlying – Big Daily Change in Option Volume Cephalon rising 16.53 to
75.28 and its options trading increasing more than 1800% to 36,327.  Valeant
Pharmaceuticals (NYSE: VRX ) rising 4.75 to 49.14 and its options volume rising
1400% to 21,980. KV Pharmaceutical (NYSE: KV.A ) dropping 2 points to 5.11 as
its option volume reached 15,763, a rise of 714%. Stocks – Big Daily Change in
Open Interest Three D Systems (NASDAQ: TDSC ) saw its stock rise 3.53 to 47.91
with stock volume of 487,384, and its options open interest rising to 1,875, an
increase of nearly 700%. Signet Jewelers (NYSE: SIG ) continuing its rise from
early this week, seeing open interest go to 6,423, as the stock traded at 45.06.
A larger OI mover was Neoprobe (AMEX: NEOP ) with its open interest arriving at
26,839, up 343%. Stocks/Underlying – High Option Volume Important
underlying/stocks seeing big volume included several of the major indices this
morning as the market moved up. The SPDR S&P 500 ETF (NYSE: SPY ) was at 132.92,
up 1.06, with volume of more than 65 million and option volume of 671,820. The
S&P 500 Index (CBOE: SPX ) was at 1329.47, up 10.03, with option volume of
176,176. The PowerShares QQQ also big here, at 57.38, up .30, with volume of 23
million plus and option volume of 293,392. The iShares Russell 2000 Index (NYSE:
IWM ) at 83.74, up .93, with volume of 19.2 million and option volume of
169,979. The CBOE Volaitlity Index (CBOE: VIX ) was down .71 to 17.45, with
volume of 121,177.