Upside Active as Isis Pharma Falls (ISIS)
Shares of Isis Pharmaceuticals (ISIS) have been careening lower over the past three weeks, culminating in a high volume push to new 3-month lows.
With shares off 42% in a little over four week, one trader is buying upside here. Shortly after the opening bell, the January 2013 $9.00 call was purchased 1,200 times, near the offer, for $1.20. Seconds later, the Jan13 $10.00 call was sold 1,883 times, on the bid, for $0.80.
Given the respective open interest on both strikes, 309 and 1,153 contracts, this appears to be a fresh put (ratio) spread. The trade has pushed overall call volume to 3.7x normal volume.
30-day implied volatility is steady today, at 70.69%; 10-day realized vol is registering 130.15%.
Isis Pharmaceuticals, Inc. is engaged in antisense technology, exploiting a drug discovery platform to create a pipeline of drugs.
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