[pcabc]

Biotech index (BTK) dropping off a cliff and has violated 4 year uptrend line.
Two short bio candidates with massive run-ups: ALNY and ILMN
Other short candidates that have rallied back towards down-sloping 150 day ma's, which I like as a short reentry point, include: KSU, HPQ

Given that I calculate the market breadth for the FTSE350 myself I ran the same script over the biotechs in my database. This is an arbitary set of companies, the result is below: