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,
	2021		2020
Related parties receivable current:
Grupo Mexico and affiliates:
Asarco LLC	$	8.0	$	5.3
Compania Perforadora Mexico S.A.P.I. de C.V. and affiliates		0.3		0.3
Grupo Mexico		2.7		2.7
Mexico Generadora de Energia S. de R.L. ("MGE")		34.7		14.4
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.		0.2		0.2
Mexico Transportes Aereos, S.A. de C.V. ("Mextransport")		0.2		—
Operadora de Cinemas, S.A. de C.V.		0.2		0.2
	$	46.5	$	23.3

Related parties payable:
Grupo Mexico and affiliates:
Asarco LLC	$	19.6	$	13.9
Eolica El Retiro, S.A.P.I. de C.V.		—		0.3
Ferrocarril Mexicano, S.A. de C.V.		3.5		4.7
Grupo Mexico		—		0.9
Grupo Mexico Servicios		4.7		19.6
Grupo Mexico Servicios de Ingenieria, S.A. de C.V.		0.5		0.7
MGE		62.0		40.8
Mexico Compania Constructora S.A de C.V.		16.1		22.9
Related to the controlling group:
Boutique Bowling de Mexico, S.A. de C.V.		0.4		0.3
Mexico Transportes Aereos, S.A. de C.V. (“Mextransport”)		0.1		0.1
Operadora de Cinemas, S.A. de C.V.		0.2		0.1
	$	107.1	$	104.3

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 first quarter of 2021 and 2020 (in millions):


	2021		2020
Purchase activity
Boutique Bowling de Mexico S.A. de C.V.	$	0.1	$	0.1
Mextransport		0.4		1.9
Operadora de Cinemas S.A. de C.V.		0.1		0.1
Total purchases	$	0.6	$	2.1

Sales activity
Boutique Bowling de Mexico S.A. de C.V.	$	(*)	$	(*)
Mextransport		0.4		0.4
Operadora de Cinemas S.A. de C.V.		(*)		(*)
Total sales	$	0.4	$	0.4