SAN JOSE — The 90-day moving average orders among North American semiconductor equipment manufacturers fell 2.8% from a year ago in December, SEMI said today.

The group posted $1.34 billion in worldwide orders in December on a three-month average basis, up 8.6% from the revised November 2015 level.

The book-to-bill ratio was 0.99, up 30 basis points sequentially. A book-to-bill of 0.99 means that $99 worth of orders were received for every $100 of product billed for the month.

The 90-day average worldwide billings was $1.35 billion, up 4.9% from the final November figure and down 3.2% from a year ago.

The SEMI book-to-bill is a ratio of three-month moving averages of worldwide bookings and billings for North American-based semiconductor equipment manufacturers. 

 

Billings
(3-mo. avg)

Bookings
(3-mo. avg)

Book-to-Bill

July 2015

$1,556.2

$1,587.3

1.02

August 2015

$1,575.9

$1,670.1

1.06

September 2015

$1,495.0

$1,554.9

1.04

October 2015

$1,358.6

$1,325.6

0.98

November 2015 (final)

$1,288.3

$1,236.6

0.96

December 2015 (prelim)

$1,351.8

$1,342.7

0.99

Source: SEMI, January 2016

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