All the biotech stocks I watch are down today including SGEN which has a product generating good sales.
Also, the AACR abstracts are available on line and I have read the abstracts of the four IMMU presentations.
This company does have some good potential products and they should be able to find a partner or get bought out.
The ETF market is so dominant now that on days like this it causes and amplifies the loss of all stocks. SEC needs to look at these ETF's to be sure they do not influence the overall market, where millions of ETF investors may pour billions in on target days when US or World news goes bad