Illumina falls on sales slump

Sequencing company Illumina Inc. (NASDAQ:ILMN) sank $23.66 (15%) to $139.51 in early after-hours trading Monday after reporting 3Q15 revenues and giving 4Q15 guidance that missed the Street's estimates.

Illumina posted $550 million in 3Q15 revenues, a 14% increase from $481 million in 3Q14 but below analysts' estimates of $568.6 million. The company also reported 4Q15 revenue guidance of $570 million, below the Street's estimate of $602.8 million. ...