Disappointing jobs data sends markets tumbling

The nation's private employers added fewer than expected jobs in March sending the markets tumbling to a sharply lower open with the Dow plunging 151 points to 17,624. Nasdaq dropped 43 points to 4,857.

On the upside

The Food and Drug Administration granted Fast Track designation to Dyax (Nasdaq: DYAX) for DX-2930 for the prevention of hereditary angioedema attacks after the company reported positive Phase 1b study results.

Billionaire investor Carl Icahn purchased 4.06 million shares of Voltari (Nasdaq: VLTC).

Sears Holdings (Nasdaq: SHLD) will raise $2.5 billion by selling its properties to a newly formed real estate investment trust.

On the downside

EveryWare Global (Nasdaq: EVRY) will file for prepackaged Chapter 11 bankruptcy.

UTi Worldwide (Nasdaq: UTIW) widened fourth quarter losses more than expected as revenue fell and lowered its full year earnings outlook prompting a downgrade.

CytoSorbents (Nasdaq: CTSO) widened losses for the 2014 year.

In the broad market, declining issues barely edged out advancers by a slim margin on the NYSE while decliners outpaced advancers by more than 7 to 5 on Nasdaq. The broader S&P 500 fell 14 points to 2053. Bitcoin slipped $2 to $241.