RELATED PARTY TRANSACTIONS: (Tables)

12 Months Ended

Dec. 31, 2022

RELATED PARTY TRANSACTIONS:

Schedule of receivable and payable balances with related parties

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

	At December 31,
	2022		2021
Related parties receivable current:
Grupo Mexico and affiliates:
Asarco LLC	$	9.2	$	10.0
Americas Mining Corporation (“AMC”)		—		0.1
AMMINCO Apoyo Administrativo, S.A. de C.V. (“AMMINCO”)		(*)		—
Compania Perforadora Mexico S.A.P.I. de C.V. and affiliates		0.3		0.3
Mexico Generadora de Energia S. de R.L. ("MGE")		23.4		38.4
Grupo Mexico Servicios de Ingenieria, S.A. de C.V.		0.2		0.2
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		(*)
	$	33.3	$	49.1
Related parties payable:
Grupo Mexico and affiliates:
AMMINCO	$	5.0	$	9.5
Asarco LLC		23.8		14.9
Eolica El Retiro, S.A.P.I. de C.V.		0.4		2.7
Ferrocarril Mexicano S.A. de C.V.		5.6		4.0
Grupo Mexico Servicios		20.2		11.1
MGE		57.5		57.2
Mexico Compania Constructora S.A de C.V.		5.9		2.0
Grupo Mexico Servicios de Ingenieria, S.A. de C.V.		1.2		0.9
Related to the controlling group:
Boutique Bowling de Mexico S.A. de C.V.		0.3		0.3
Mexico Transportes Aereos S.A. de C.V. (“Mextransport”)		0.1		0.5
Operadora de Cinemas S.A. de C.V.		0.2		0.2
	$	120.2	$	103.3

(*)   Less 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 2022, 2021 and 2020 (in millions):

	2022		2021		2020
Purchase activity
Asarco LLC	$	66.3	$	31.3	$	233.9
AMMINCO		10.0		8.9		18.6
Controladora de Infraestructura Energetica S.A. de C.V		0.8		—		—
Eolica El Retiro, S.A.P.I. de C.V.		3.0		9.3		1.0
Ferrocarril Mexicano, S.A. de C.V.		42.9		41.8		45.8
Grupo Mexico		—		—		10.0
Grupo Mexico Servicios		20.1		20.1		—
Intermodal Mexico S.A. de C.V.		—		0.5		—
MGE		331.0		287.3		213.3
Mexico Compania Constructora S.A de C.V.		43.8		44.5		42.6
Grupo Mexico Servicios de Ingenieria, S.A. de C.V.		16.7		10.3		11.1
Peru Mining Exploration & Development Company		—		0.4		—
Total purchases	$	534.6	$	454.4	$	576.3
Sales activity
Asarco LLC	$	48.0	$	33.4	$	77.9
AMMINCO		(*)		0.1		0.1
AMC		—		0.1		—
MGE		165.0		126.9		54.9
Total sales	$	213.0	$	160.5	$	132.9

(*)   Less than $0.1 million

Companies with relationship 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 2022, 2021 and 2020 (in millions):

	2022		2021		2020
Purchase activity
Boutique Bowling de Mexico S.A. de C.V.	$	0.4	$	0.3	$	0.4
Mextransport		2.1		1.8		3.5
Operadora de Cinemas S.A. de C.V.		0.2		0.4		0.2
Total purchases	$	2.7	$	2.5	$	4.1
Sales activity
Boutique Bowling de Mexico S.A. de C.V.	$	0.1	$	0.1	$	0.1
Mextransport		1.9		1.8		1.7
Operadora de Cinemas S.A. de C.V.		0.1		0.1		0.1
Total sales	$	2.1	$	2.0	$	1.9