MARKET SECTORS AND MAJOR CUSTOMERS

3 Months Ended

Dec. 27, 2019

NOTE 10—MARKET SECTORS AND MAJOR CUSTOMERS

A summary of sales, according to the market sector within which IEC’s customers operate, follows:



	Three Months Ended
% of Sales by Sector	December 27, 2019	December 28, 2018

Aerospace & Defense	61%	53%
Medical	25%	26%
Industrial	14%	21%
	100%	100%

Three individual customers represented 10% or more of sales for the three months ended December 27, 2019. Two of these customers were from the aerospace & defense sector and represented 27% and 12% of sales, respectively. One customer was from the medical sector and represented 15% of sales for the three months ended December 27, 2019.

Two individual customers each represented 10% or more of sales for the three months ended December 28, 2018. One customer was from the aerospace & defense sector and represented 18% of sales, while one was from the medical sector and represented 14% of sales for the three months ended December 28, 2018.

Two individual customer represented 10% or more of receivables and accounted for 38% of the outstanding balance at December 27, 2019. Two individual customers represented 10% or more of receivables and accounted for 38% of the outstanding balance at September 30, 2019.

Credit risk associated with individual customers is periodically evaluated by analyzing the entity’s financial condition and payment history. Customers generally are not required to post collateral.