RELATED PARTY TRANSACTIONS: (Tables)

9 Months Ended

Sep. 30, 2017

Schedule of receivable and payable balances with related parties

Receivable and payable balances with related parties are shown below (in millions):

	At September 30, 2017		At December 31, 2016
Related parties receivable current:
Grupo Mexico and affiliates:
Asarco LLC	$	38.5	$	5.5
Mexico Generadora de Energia S. de R.L. (“MGE”)	31.6		10.2
Grupo Mexico	2.8		4.5
Compania Perforadora Mexico S.A.P.I. de C.V. and affiliates	1.4		1.3
Mexico Proyectos y Desarrollos, S.A. de C.V. and affiliates	1.2		1.5
Operadora de Generadoras de Energia Mexico S.A. de C.V.	—		0.1
Related to the controlling group:
Operadora de Cinemas S.A. de C.V.	0.3		0.2
Boutique Bowling de Mexico S.A. de C.V.	0.2		0.1

	$	76.0	$	23.4

	At September 30, 2017		At December 31, 2016
Related parties payable:
Grupo Mexico and affiliates:
MGE	$	44.5	$	13.9
Asarco LLC	23.5		36.3
Mexico Proyectos y Desarrollos, S.A. de C.V. and affiliates	9.1		7.8
Ferrocarril Mexicano S.A. de C.V.	4.1		3.0
Grupo Mexico	0.7		0.1
Eolica El Retiro, S.A.P.I. de C.V.	0.1		0.1
Related to the controlling group:
Boutique Bowling de Mexico S.A. de C.V.	0.4		0.2
Mexico Transportes Aereos S.A. de C.V. (“Mextransport”)	0.1		0.1
Operadora de Cinemas S.A. de C.V.	0.6		0.4
Related to SCC executive officers:
Breaker S.A. de C.V. and affiliates (“Breaker”)	—		0.3

	$	83.1	$	62.2

Grupo Mexico and affiliates

RELATED PARTY TRANSACTIONS:

Schedule of purchase and sales activities with related parties

The following table summarizes the purchase and sale activities with Grupo Mexico and its affiliates in the nine months ended September 30, 2017 and 2016 (in millions):

	2017		2016
Purchase activity
Asarco LLC	$	29.6	$	26.9
Eolica El Retiro, S.A.P.I. de C.V.	2.4		0.8
Ferrocarril Mexicano S.A de C.V.	34.2		33.9
Grupo Mexico	10.5		15.0
MGE	168.5		171.3
Mexico Proyectos y Desarrollos, S.A. de C.V. and affiliates	92.8		47.1

Total purchases	$	338.0	$	295.0


Sales activity
Asarco LLC	$	94.1	$	37.0
Compania Perforadora Mexico S.A.P.I. de C.V and affiliates	0.2		0.5
Grupo Mexico	0.1		0.6
MGE	77.8		72.6
Mexico Proyectos y Desarrollos, S.A. de C.V. and affiliates	—		0.3

Total sales	$	172.2	$	111.0

Related to the controlling group

RELATED PARTY TRANSACTIONS:

Schedule of purchase and sales activities with related parties

The following table summarizes the purchase and sales activities with other Larrea family companies in the nine months ended September 30, 2017 and 2016 (in millions):

	2017		2016
Purchase activity
Boutique Bowling de Mexico S.A. de C.V.	$	0.2	$	0.3
Mextransport	0.4		1.5
Operadora de Cinemas S.A. de C.V.	0.1		0.5

Total purchases	$	0.7	$	2.3


Sales activity
Boutique Bowling de Mexico S.A. de C.V.	$	0.2	$	0.2
Mextransport	0.3		0.4
Operadora de Cinemas S.A. de C.V.	0.1		0.1

Total sales	$	0.6	$	0.7

Related to SCC executive officers

RELATED PARTY TRANSACTIONS:

Schedule of purchase activity with related parties

The following table summarizes the purchase activities with companies with relationships to SCC executive officers in the nine months ended September 30, 2017 and 2016 (in millions):

	2017		2016
Breaker	$	—	$	0.5
Higher Technology S.A.C.	—		1.0
Pigoba S.A. de C.V.	—		0.1
Servicios y Fabricaciones Mecanicas S.A.C.	0.2		0.4

Total purchases	$	0.2	$	2.0

(*) amount is lower than $0.1 million