pre-market

Stocks to Watch - 4/21/17

Immune Pharma (IMNP)

Zais Group (ZAIS)

Select Comfort (SCSS)

Microvision (MVIS)

Interpace Diagnostics (IDXG)

Datawatch (DWCH)

Contravir Pharma (CTRV)

KCG Holdings (KCG)

Cytrx (CYTR)

SLM Corp (SLM)

Atossa Genetics (ATOS