MASTEC INC

Ticker: MTZ CUSIP: 576323109 Class: COM

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q4 2025

Shares 51,657 Value ($000) $11,229 Avg Close $209.86 Range $182.34 - $233.14

Q3 2025

Shares 81,936 Value ($000) $17,437 Avg Close $183.12 Range $160.08 - $213.66

Q2 2025

Shares 93,525 Value ($000) $15,939 Avg Close $144.03 Range $99.70 - $172.71

Q1 2025

Shares 99,245 Value ($000) $11,583 Avg Close $134.92 Range $106.45 - $166.95

Q4 2024

Shares 105,497 Value ($000) $14,362 Avg Close $134.07 Range $118.86 - $150.12

Q3 2024

Shares 91,124 Value ($000) $11,217 Avg Close $109.17 Range $89.96 - $127.97

Q2 2024

Shares 92,705 Value ($000) $9,919 Avg Close $101.02 Range $82.29 - $113.12

Q1 2024

Shares 86,027 Value ($000) $8,022 Avg Close $76.04 Range $60.96 - $94.82

Q4 2023

Shares 96,713 Value ($000) $7,323 Avg Close $62.54 Range $44.65 - $76.56

Q3 2023

Shares 87,550 Value ($000) $6,301 Avg Close $99.67 Range $71.61 - $123.33

Q2 2023

Shares 88,492 Value ($000) $10,439 Avg Close $97.94 Range $84.80 - $118.32

Q1 2023

Shares 91,392 Value ($000) $8,631 Avg Close $95.07 Range $84.89 - $103.50

Q4 2022

Shares 102,366 Value ($000) $8,735 Avg Close $82.03 Range $62.36 - $96.54

Q3 2022

Shares 105,148 Value ($000) $6,677 Avg Close $77.37 Range $62.64 - $86.57

Q2 2022

Shares 108,897 Value ($000) $7,804 Avg Close $77.96 Range $67.31 - $92.03

Q1 2022

Shares 98,833 Value ($000) $8,608 Avg Close $87.37 Range $71.85 - $99.00

Q4 2021

Shares 6,827 Value ($000) $630 Avg Close $91.39 Range $83.90 - $104.21

Q3 2021

Shares 7,035 Value ($000) $607 Avg Close $94.87 Range $85.11 - $107.25

Q2 2021

Shares 9,505 Value ($000) $1,008 Avg Close $108.58 Range $93.16 - $122.33

Q1 2021

Shares 3,400 Value ($000) $319 Avg Close $85.57 Range $67.05 - $99.38

Q1 2019

Shares 197,170 Value ($000) $9,484 Avg Close $44.93 Range $39.30 - $48.77

Q4 2018

Shares 106,100 Value ($000) $4,303 Avg Close $43.06 Range $37.24 - $51.77

Q3 2018

Shares 25,700 Value ($000) $1,148 Avg Close $46.29 Range $40.20 - $53.45

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	51,657	$11,229	$209.86	$182.34 - $233.14
Q3 2025	81,936	$17,437	$183.12	$160.08 - $213.66
Q2 2025	93,525	$15,939	$144.03	$99.70 - $172.71
Q1 2025	99,245	$11,583	$134.92	$106.45 - $166.95
Q4 2024	105,497	$14,362	$134.07	$118.86 - $150.12
Q3 2024	91,124	$11,217	$109.17	$89.96 - $127.97
Q2 2024	92,705	$9,919	$101.02	$82.29 - $113.12
Q1 2024	86,027	$8,022	$76.04	$60.96 - $94.82
Q4 2023	96,713	$7,323	$62.54	$44.65 - $76.56
Q3 2023	87,550	$6,301	$99.67	$71.61 - $123.33
Q2 2023	88,492	$10,439	$97.94	$84.80 - $118.32
Q1 2023	91,392	$8,631	$95.07	$84.89 - $103.50
Q4 2022	102,366	$8,735	$82.03	$62.36 - $96.54
Q3 2022	105,148	$6,677	$77.37	$62.64 - $86.57
Q2 2022	108,897	$7,804	$77.96	$67.31 - $92.03
Q1 2022	98,833	$8,608	$87.37	$71.85 - $99.00
Q4 2021	6,827	$630	$91.39	$83.90 - $104.21
Q3 2021	7,035	$607	$94.87	$85.11 - $107.25
Q2 2021	9,505	$1,008	$108.58	$93.16 - $122.33
Q1 2021	3,400	$319	$85.57	$67.05 - $99.38
Q1 2019	197,170	$9,484	$44.93	$39.30 - $48.77
Q4 2018	106,100	$4,303	$43.06	$37.24 - $51.77
Q3 2018	25,700	$1,148	$46.29	$40.20 - $53.45