The markets recovered early morning losses to trade modestly higher with the Dow adding 7 points to 16,520. Nasdaq rose 5 points to 4,129.
On the upside
Arotech (Nasdaq: ARTX) received new orders totaling $5.2 million for its battery division.
Westlake Chemical (NYSE: WLK) reported higher first quarter earnings and revenue that surpassed analyst expectations.
Bargain hunters lifted shares of Pharmacyclics (Nasdaq: PCYC).
On the downside
Kosmos Energy (NYSE: KOS) reported higher first quarter earnings but revenue fell.
First quarter earnings tumbled for Trex (NYSE: TREX) as revenue slipped.
Shares of Plug Power (Nasdaq: PLUG) continued falling after fuel cell maker ClearEdge Power filed for bankruptcy protection last week.
In the broad market, declining issues outpaced advancers by a margin of 4 to 3 on the NYSE and by nearly 5 to 3 on Nasdaq. The broader S&P 500 added a point to 1882. Bitcoin slipped $3.21 or 0.75% to $429.06.