Citadel Advisors’s MasTec MTZ Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$18.5M Sell
57,400
-43,900
-43% -$11.9M ﹤0.01% 2420
2025
Q4
$22M Buy
101,300
+54,500
+116% +$11.4M ﹤0.01% 2242
2025
Q3
$9.96M Sell
46,800
-8,900
-16% -$1.63M ﹤0.01% 3278
2025
Q2
$9.49M Sell
55,700
-28,300
-34% -$4.08M ﹤0.01% 3101
2025
Q1
$9.8M Sell
84,000
-10,900
-11% -$1.47M ﹤0.01% 2874
2024
Q4
$12.9M Sell
94,900
-13,400
-12% -$1.8M ﹤0.01% 2652
2024
Q3
$13.3M Sell
108,300
-1,300
-1% -$142K ﹤0.01% 2524
2024
Q2
$11.7M Sell
109,600
-50,700
-32% -$5.12M ﹤0.01% 2582
2024
Q1
$14.9M Buy
160,300
+36,600
+30% +$2.78M ﹤0.01% 2405
2023
Q4
$9.37M Sell
123,700
-21,100
-15% -$1.32M ﹤0.01% 2938
2023
Q3
$10.4M Buy
144,800
+79,000
+120% +$7.87M ﹤0.01% 2640
2023
Q2
$7.76M Buy
65,800
+6,800
+12% +$666K ﹤0.01% 3012
2023
Q1
$5.57M Sell
59,000
-9,416
-14% -$895K ﹤0.01% 3626
2022
Q4
$5.84M Buy
68,416
+6,916
+11% +$567K ﹤0.01% 3603
2022
Q3
$3.9M Buy
61,500
+16,300
+36% +$1.26M ﹤0.01% 4291
2022
Q2
$3.24M Sell
45,200
-5,800
-11% -$452K ﹤0.01% 4620
2022
Q1
$4.44M Sell
51,000
-4,700
-8% -$411K ﹤0.01% 4412
2021
Q4
$5.14M Sell
55,700
-37,900
-40% -$3.46M ﹤0.01% 4237
2021
Q3
$8.08M Buy
93,600
+36,900
+65% +$3.5M ﹤0.01% 3440
2021
Q2
$6.02M Buy
56,700
+13,400
+31% +$1.45M ﹤0.01% 4059
2021
Q1
$4.06M Sell
43,300
-60,800
-58% -$5.2M ﹤0.01% 4727
2020
Q4
$7.1M Buy
104,100
+69,500
+201% +$3.9M ﹤0.01% 3100
2020
Q3
$1.46M Sell
34,600
-5,500
-14% -$236K ﹤0.01% 5324
2020
Q2
$1.8M Sell
40,100
-17,700
-31% -$671K ﹤0.01% 4768
2020
Q1
$1.89M Buy
57,800
+30,000
+108% +$1.53M ﹤0.01% 4227
2019
Q4
$1.78M Buy
27,800
+5,600
+25% +$369K ﹤0.01% 4598
2019
Q3
$1.44M Sell
22,200
-7,700
-26% -$449K ﹤0.01% 4991
2019
Q2
$1.54M Sell
29,900
-233,700
-89% -$11.5M ﹤0.01% 4967
2019
Q1
$12.7M Buy
263,600
+168,400
+177% +$7.57M 0.01% 1791
2018
Q4
$3.86M Sell
95,200
-14,100
-13% -$607K ﹤0.01% 3165
2018
Q3
$4.88M Sell
109,300
-56,900
-34% -$2.63M ﹤0.01% 3038
2018
Q2
$8.44M Buy
166,200
+105,100
+172% +$5.08M ﹤0.01% 2135
2018
Q1
$2.88M Sell
61,100
-2,900
-5% -$147K ﹤0.01% 3197
2017
Q4
$3.13M Sell
64,000
-15,200
-19% -$678K ﹤0.01% 3043
2017
Q3
$3.67M Buy
79,200
+35,600
+82% +$1.55M ﹤0.01% 2662
2017
Q2
$1.97M Buy
43,600
+6,800
+18% +$294K ﹤0.01% 3184
2017
Q1
$1.47M Buy
36,800
+17,000
+86% +$650K ﹤0.01% 3452
2016
Q4
$757K Buy
19,800
+6,500
+49% +$221K ﹤0.01% 4254
2016
Q3
$396K Buy
13,300
+3,200
+32% +$87.8K ﹤0.01% 5222
2016
Q2
$225K Sell
10,100
-11,700
-54% -$259K ﹤0.01% 5657
2016
Q1
$441K Buy
21,800
+2,800
+15% +$45.8K ﹤0.01% 4582
2015
Q4
$330K Sell
19,000
-23,600
-55% -$419K ﹤0.01% 5086
2015
Q3
$674K Sell
42,600
-23,900
-36% -$416K ﹤0.01% 4366
2015
Q2
$1.32M Buy
66,500
+40,200
+153% +$751K ﹤0.01% 3603
2015
Q1
$508K Sell
26,300
-3,800
-13% -$76K ﹤0.01% 4883
2014
Q4
$681K Sell
30,100
-1,800
-6% -$44.5K ﹤0.01% 4282
2014
Q3
$977K Buy
31,900
+19,700
+161% +$586K ﹤0.01% 3728
2014
Q2
$376K Buy
12,200
+9,600
+369% +$362K ﹤0.01% 4749
2014
Q1
$113K Sell
2,600
-700
-21% -$26.6K ﹤0.01% 6087
2013
Q4
$108K Sell
3,300
-9,100
-73% -$288K ﹤0.01% 5547
2013
Q3
$376K Buy
12,400
+1,600
+15% +$52.6K ﹤0.01% 4113
2013
Q2
$355K Buy
+10,800
New +$325K ﹤0.01% 4150

Other funds holding MTZ

Citadel Advisors's MTZ Position: Q1 2026 in Review

Citadel Advisors increased its MasTec (MTZ) stake by 1,216% in Q1 2026, buying an estimated $70M and bringing the position to 279,778 shares worth $90M. The position accounts for 0.01% of the portfolio, ranked #892.

Citadel Advisors first reported a position in MTZ in Q2 2013 and has held it in 49 quarters since. The position peaked at $187M in Q2 2024. 806 funds tracked by Wall St. Rank hold MTZ as of Q1 2026.

  • Citadel Advisors held 279,778 shares of MasTec worth $90M as of Q1 2026.
  • Citadel Advisors bought 258,511 MasTec shares in Q1 2026, an estimated $70M.
  • MasTec made up 0.01% of Citadel Advisors's portfolio in Q1 2026, its #892 holding.
  • Citadel Advisors first reported a position in MasTec in Q2 2013 and has held it in 49 quarters since.
  • Citadel Advisors's MasTec position peaked at $187M in Q2 2024.
  • 806 funds tracked by Wall St. Rank held MasTec as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.