Csiszar Ernst N

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
14 Feb 25	MTZ MasTec	Common Stock	Payment of exercise	Dispose F	No	No	135.78	74	10.05 k	25,517
14 Feb 25	MTZ MasTec	Common Stock	Grant	Acquire A	No	No	0	332	0.00	25,591
15 Nov 24	MTZ MasTec	Common Stock	Payment of exercise	Dispose F	No	No	135.32	74	10.01 k	25,259
15 Nov 24	MTZ MasTec	Common Stock	Grant	Acquire A	No	No	0	333	0.00	25,333
22 Aug 24	MTZ MasTec	Common Stock	Sell	Dispose S	No	No	110.9583	4,853	538.48 k	25,000
15 Aug 24	MTZ MasTec	Common Stock	Payment of exercise	Dispose F	No	No	110.78	90	9.97 k	29,853
15 Aug 24	MTZ MasTec	Common Stock	Grant	Acquire A	No	No	0	407	0.00	29,943
15 May 24	MTZ MasTec	Common Stock	Payment of exercise	Dispose F	No	No	106.99	98	10.49 k	29,536
15 May 24	MTZ MasTec	Common Stock	Grant	Acquire A	No	No	0	443	0.00	29,634

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.