MASTEC INC

Ticker: MTZ CUSIP: 576323109 Class: COM

SIR Capital Management, L.P.'s Holding History (CIK: 0001434997)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 131,899 Value ($000) $28,671 Avg Close $209.86 Range $182.34 - $233.14

Q3 2025

Shares 134,788 Value ($000) $28,684 Avg Close $183.12 Range $160.08 - $213.66

Q2 2025

Shares 70,388 Value ($000) $11,996 Avg Close $144.03 Range $99.70 - $172.71

Q1 2025

Shares 43,288 Value ($000) $5,052 Avg Close $134.92 Range $106.45 - $166.95

Q4 2024

Shares 77,723 Value ($000) $10,581 Avg Close $134.07 Range $118.86 - $150.12

Q3 2024

Shares 60,223 Value ($000) $7,413 Avg Close $109.17 Range $89.96 - $127.97

Q2 2024

Shares 104,289 Value ($000) $11,158 Avg Close $101.02 Range $82.29 - $113.12

Q1 2024

Shares 107,088 Value ($000) $9,986 Avg Close $76.04 Range $60.96 - $94.82

Q2 2022

Shares 50,200 Value ($000) $3,597 Avg Close $77.96 Range $67.31 - $92.03

Q1 2022

Shares 5,480 Value ($000) $477 Avg Close $87.37 Range $71.85 - $99.00

Q4 2021

Shares 6,980 Value ($000) $644 Avg Close $91.39 Range $83.90 - $104.21

Q3 2021

Shares 67,280 Value ($000) $5,805 Avg Close $94.87 Range $85.11 - $107.25

Q2 2021

Shares 67,280 Value ($000) $7,138 Avg Close $108.58 Range $93.16 - $122.33

Q1 2021

Shares 73,980 Value ($000) $6,932 Avg Close $85.57 Range $67.05 - $99.38

Q4 2020

Shares 112,600 Value ($000) $7,677 Avg Close $56.09 Range $40.18 - $71.11

Q3 2020

Shares 29,900 Value ($000) $1,262 Avg Close $42.99 Range $36.81 - $49.86

Q4 2019

Shares 15,400 Value ($000) $988 Avg Close $65.85 Range $59.85 - $73.71

Q1 2019

Shares 5,200 Value ($000) $250 Avg Close $44.93 Range $39.30 - $48.77

Q4 2018

Shares 45,240 Value ($000) $1,835 Avg Close $43.06 Range $37.24 - $51.77

Q3 2018

Shares 154,170 Value ($000) $6,884 Avg Close $46.29 Range $40.20 - $53.45

Q2 2018

Shares 70,220 Value ($000) $3,564 Avg Close $48.31 Range $43.90 - $54.70

Q3 2013

Shares 283,558 Value ($000) $8,592 Avg Close $32.84 Range $28.88 - $35.31

Q2 2013

Shares 225,946 Value ($000) $7,434 Avg Close $30.13 Range $26.27 - $33.97

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	131,899	$28,671	$209.86	$182.34 - $233.14
Q3 2025	134,788	$28,684	$183.12	$160.08 - $213.66
Q2 2025	70,388	$11,996	$144.03	$99.70 - $172.71
Q1 2025	43,288	$5,052	$134.92	$106.45 - $166.95
Q4 2024	77,723	$10,581	$134.07	$118.86 - $150.12
Q3 2024	60,223	$7,413	$109.17	$89.96 - $127.97
Q2 2024	104,289	$11,158	$101.02	$82.29 - $113.12
Q1 2024	107,088	$9,986	$76.04	$60.96 - $94.82
Q2 2022	50,200	$3,597	$77.96	$67.31 - $92.03
Q1 2022	5,480	$477	$87.37	$71.85 - $99.00
Q4 2021	6,980	$644	$91.39	$83.90 - $104.21
Q3 2021	67,280	$5,805	$94.87	$85.11 - $107.25
Q2 2021	67,280	$7,138	$108.58	$93.16 - $122.33
Q1 2021	73,980	$6,932	$85.57	$67.05 - $99.38
Q4 2020	112,600	$7,677	$56.09	$40.18 - $71.11
Q3 2020	29,900	$1,262	$42.99	$36.81 - $49.86
Q4 2019	15,400	$988	$65.85	$59.85 - $73.71
Q1 2019	5,200	$250	$44.93	$39.30 - $48.77
Q4 2018	45,240	$1,835	$43.06	$37.24 - $51.77
Q3 2018	154,170	$6,884	$46.29	$40.20 - $53.45
Q2 2018	70,220	$3,564	$48.31	$43.90 - $54.70
Q3 2013	283,558	$8,592	$32.84	$28.88 - $35.31
Q2 2013	225,946	$7,434	$30.13	$26.27 - $33.97