Benzinga's Volume Movers

Xura Inc (NASDAQ: MESG) surged 16.92 percent to $24.53. The volume of Xura shares traded was 5495 percent higher than normal. Xura agreed to be acquired by Siris Capital Group, LLC affiliates for $25 per share.

Aqua Metals Inc (NASDAQ: AQMS) shares climbed 7.33 percent to $11.27. The volume of Aqua Metals shares traded was 756 percent higher than normal.

Monsanto Company (NYSE: MON) shares moved up 5.04 percent to $106.64. The volume of Monsanto traded was 376 percent higher than normal. German company Bayer AG (ADR) (OTC: BAYRY) reported that it has made an offer to acquire Monsanto for $62 billion, or $122 per share in cash.

Universal Display Corporation (NASDAQ: OLED) shares rose 10.19 percent to $62.16. The volume of Universal Display shares traded was 279 percent higher than normal. Goldman Sachs upgraded Universal Display from Neutral to Buy.