Chip fab tool book-to-bill holds steady for North American makers

November 18, 2011 — North America-based manufacturers of semiconductor equipment posted $939.4 million in orders in October 2011, and billed $1.27 billion, bringing the book-to-bill ratio up a few ticks to 0.74, according to SEMI.

The three-month average of worldwide bookings in October 2011 was $939.4 million: 1.4% more than September 2011 and 41.1% below the $1.59 billion seen in October 2010.

The three-month average of worldwide billings in October 2011 was $1.27 billion: 3.6% below September 2011 and 22.0% less than the October 2010 billings level of $1.62 billion.


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