RELATED PARTY TRANSACTIONS: (Tables)

3 Months Ended

Mar. 31, 2019

Schedule of receivable and payable balances with related parties

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


	At March 31,		At December 31,
	2019		2018
Related parties receivable current:
Grupo Mexico and affiliates:
Asarco LLC	$	74.6	$	74.4
AMC		—		11.0
AMMINCO Apoyo Administrativo, S.A. de C.V. (“AMMINCO”)		—		0.2
Compania Perforadora Mexico, S.A.P.I. de C.V. and affiliates		1.0		1.4
Ferrocarril Mexicano, S.A. de C.V.		0.1		0.1
Grupo Mexico		2.7		2.7
Mexico Generadora de Energia, S. de R.L. (“MGE”)		18.0		10.3
Mexico Proyectos y Desarrollos, S.A. de C.V. and affiliates (“MPD”)		0.5		0.6
Related to the controlling group:
Boutique Bowling de Mexico, S.A. de C.V.		0.3		0.3
Empresarios Industriales de Mexico, S.A. de C.V.		0.1		—
Mexico Transportes Aereos, S.A. de C.V. ("Mextransport")		0.5		0.1
Operadora de Cinemas, S.A. de C.V.		0.4		0.4

	$	98.2	$	101.5

Related parties payable:
Grupo Mexico and affiliates:
Asarco LLC	$	6.6	$	4.1
AMMINCO		2.4		8.0
Eolica El Retiro, S.A.P.I. de C.V.		1.0		1.0
Ferrocarril Mexicano, S.A. de C.V.		7.6		6.4
Grupo Mexico		0.8		0.6
MGE		36.7		40.6
MPD		11.2		14.4
Related to the controlling group:
Boutique Bowling de Mexico, S.A. de C.V.		0.1		0.1
Operadora de Cinemas, S.A. de C.V.		(*)		0.1
	$	66.4	$	75.3

(*) amount is lower than $0.1 million

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 three months ended March 31, 2019 and 2018 (in millions):


	2019		2018
Purchase activity
Asarco LLC	$	10.0	$	6.8
AMMINCO		2.4		—
Eolica El Retiro		0.8		0.6
Ferrocarril Mexicano, S.A de C.V.		10.6		10.0
Grupo Mexico		2.5		4.5
MGE		55.2		61.9
MPD		10.8		15.9
Total purchases	$	92.3	$	99.7

Sales activity
Asarco LLC	$	2.0	$	36.5
MGE		15.1		23.2
Total sales	$	17.1	$	59.7

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 three months ended March 31, 2019 and 2018 (in millions):


	2019		2018
Purchase activity
Boutique Bowling de Mexico, S.A. de C.V.	$	0.1	$	0.1
Operadora de Cinemas, S.A. de C.V.		(*)		(*)
Mextransport		—		0.2
Total purchases	$	0.1	$	0.3

Sales activity
Boutique Bowling de Mexico, S.A. de C.V.	$	(*)	$	0.1
Empresarios Industriales de Mexico, S.A. de C.V.		0.1		—
Operadora de Cinemas, S.A. de C.V.		(*)		(*)
Mextransport		0.5		0.1
Total sales	$	0.6	$	0.2

(*) amount is lower than $0.1 million