According to WSJ, Cavium (CAVM) approached by Marvell Technology Group (MRVL)

Marvell Technology Group Ltd. (MRVL) is in advanced talks to combine with Cavium Inc.,(CAVM) according to people familiar with the matter, a deal that would create a chip maker worth some $14 billion.

Update(s):

November 19, 2017: Marvell Technology Group Ltd. (MRVL) is nearing a deal to buy chip maker Cavium Inc. (CAVM) for about $6 billion, an acquisition that would create a bigger and more well-rounded competitor to industry giants like Intel Corp. and Broadcom Ltd.

November 20, 2017:  Marvell Technology Group Ltd.  (MRVL) and Cavium, Inc. (CAVM) today announced a definitive agreement, unanimously approved by the boards of directors of both companies, under which Marvell will acquire all outstanding shares of Cavium common stock in exchange for consideration of $40.00 per share in cash and 2.1757 Marvell common shares for each Cavium share. Upon completion of the transaction, Marvell will become a leader in infrastructure solutions with approximately $3.4 billion¹ in annual revenue.