BlackRock’s MasTec MTZ Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $3.18B | Buy |
7,638,487
+328,878
| +4% | +$126M | 0.05% | 316 |
|
|
2026
Q1 | $2.35B | Buy |
7,309,609
+198,355
| +3% | +$53.7M | 0.04% | 367 |
|
|
2025
Q4 | $1.55B | Sell |
7,111,254
-632,111
| -8% | -$133M | 0.03% | 504 |
|
|
2025
Q3 | $1.65B | Sell |
7,743,365
-420,802
| -5% | -$77.1M | 0.03% | 477 |
|
|
2025
Q2 | $1.39B | Buy |
8,164,167
+492,928
| +6% | +$71M | 0.03% | 521 |
|
|
2025
Q1 | $895M | Buy |
7,671,239
+377,919
| +5% | +$51M | 0.02% | 671 |
|
|
2024
Q4 | $993M | Buy |
7,293,320
+1,248,054
| +21% | +$167M | 0.02% | 644 |
|
|
2024
Q3 | $744M | Buy |
6,045,266
+205,582
| +4% | +$22.4M | 0.02% | 799 |
|
|
2024
Q2 | $625M | Buy |
5,839,684
+294,926
| +5% | +$29.8M | 0.01% | 848 |
|
|
2024
Q1 | $517M | Buy |
5,544,758
+119,328
| +2% | +$9.07M | 0.01% | 1006 |
|
|
2023
Q4 | $411M | Buy |
5,425,430
+90,787
| +2% | +$5.68M | 0.01% | 1149 |
|
|
2023
Q3 | $384M | Buy |
5,334,643
+104,684
| +2% | +$10.4M | 0.01% | 1081 |
|
|
2023
Q2 | $617M | Sell |
5,229,959
-518,165
| -9% | -$50.7M | 0.02% | 799 |
|
|
2023
Q1 | $543M | Sell |
5,748,124
-117,950
| -2% | -$11.2M | 0.02% | 859 |
|
|
2022
Q4 | $501M | Buy |
5,866,074
+656,721
| +13% | +$53.9M | 0.02% | 874 |
|
|
2022
Q3 | $331M | Sell |
5,209,353
-148,685
| -3% | -$11.5M | 0.01% | 1103 |
|
|
2022
Q2 | $384M | Sell |
5,358,038
-258,122
| -5% | -$20.1M | 0.01% | 1053 |
|
|
2022
Q1 | $489M | Buy |
5,616,160
+134,201
| +2% | +$11.7M | 0.01% | 996 |
|
|
2021
Q4 | $506M | Buy |
5,481,959
+265,159
| +5% | +$24.2M | 0.01% | 1021 |
|
|
2021
Q3 | $450M | Sell |
5,216,800
-155,997
| -3% | -$14.8M | 0.01% | 1064 |
|
|
2021
Q2 | $570M | Sell |
5,372,797
-2,141,233
| -28% | -$232M | 0.02% | 921 |
|
|
2021
Q1 | $704M | Buy |
7,514,030
+607,802
| +9% | +$52M | 0.02% | 763 |
|
|
2020
Q4 | $471M | Sell |
6,906,228
-381,715
| -5% | -$21.4M | 0.02% | 942 |
|
|
2020
Q3 | $308M | Sell |
7,287,943
-240,226
| -3% | -$10.3M | 0.01% | 1054 |
|
|
2020
Q2 | $338M | Sell |
7,528,169
-260,770
| -3% | -$9.88M | 0.01% | 969 |
|
|
2020
Q1 | $255M | Sell |
7,788,939
-275,079
| -3% | -$14M | 0.01% | 991 |
|
|
2019
Q4 | $517M | Buy |
8,064,018
+185,505
| +2% | +$12.2M | 0.02% | 778 |
|
|
2019
Q3 | $512M | Sell |
7,878,513
-69,023
| -0.9% | -$4.03M | 0.02% | 737 |
|
|
2019
Q2 | $410M | Buy |
7,947,536
+139,490
| +2% | +$6.89M | 0.02% | 874 |
|
|
2019
Q1 | $376M | Sell |
7,808,046
-10,111
| -0.1% | -$454K | 0.02% | 936 |
|
|
2018
Q4 | $317M | Buy |
7,818,157
+2,762,363
| +55% | +$119M | 0.02% | 959 |
|
|
2018
Q3 | $226M | Buy |
5,055,794
+260,030
| +5% | +$12M | 0.01% | 1396 |
|
|
2018
Q2 | $243M | Buy |
4,795,764
+100,410
| +2% | +$4.85M | 0.01% | 1314 |
|
|
2018
Q1 | $221M | Sell |
4,695,354
-129,403
| -3% | -$6.56M | 0.01% | 1284 |
|
|
2017
Q4 | $236M | Buy |
4,824,757
+75,133
| +2% | +$3.35M | 0.01% | 1240 |
|
|
2017
Q3 | $220M | Sell |
4,749,624
-224,186
| -5% | -$9.77M | 0.01% | 1267 |
|
|
2017
Q2 | $225M | Sell |
4,973,810
-218,528
| -4% | -$9.45M | 0.01% | 1196 |
|
|
2017
Q1 | $208M | Buy |
5,192,338
+5,160,001
| +15,957% | +$197M | 0.01% | 1259 |
|
|
2016
Q4 | $1.24M | Buy |
32,337
+13,101
| +68% | +$444K | ﹤0.01% | 1415 |
|
|
2016
Q3 | $572K | Buy |
19,236
+11,292
| +142% | +$310K | ﹤0.01% | 1684 |
|
|
2016
Q2 | $177K | Buy |
7,944
+424
| +6% | +$9.4K | ﹤0.01% | 2173 |
|
|
2016
Q1 | $153K | Buy |
7,520
+2,205
| +41% | +$36.1K | ﹤0.01% | 1813 |
|
|
2015
Q4 | $93K | Buy |
5,315
+673
| +14% | +$12K | ﹤0.01% | 1798 |
|
|
2015
Q3 | $73K | Sell |
4,642
-9,721
| -68% | -$169K | ﹤0.01% | 1804 |
|
|
2015
Q2 | $286K | Sell |
14,363
-18,880
| -57% | -$353K | ﹤0.01% | 1630 |
|
|
2015
Q1 | $641K | Buy |
33,243
+6,865
| +26% | +$137K | ﹤0.01% | 1475 |
|
|
2014
Q4 | $596K | Sell |
26,378
-679
| -3% | -$16.8K | ﹤0.01% | 1310 |
|
|
2014
Q3 | $828K | Buy |
27,057
+987
| +4% | +$29.3K | ﹤0.01% | 1247 |
|
|
2014
Q2 | $803K | Buy |
26,070
+2,355
| +10% | +$88.7K | ﹤0.01% | 1247 |
|
|
2014
Q1 | $1.03M | Buy |
23,715
+2,899
| +14% | +$110K | ﹤0.01% | 1195 |
|
|
2013
Q4 | $681K | Sell |
20,816
-531
| -2% | -$16.8K | ﹤0.01% | 1272 |
|
|
2013
Q3 | $647K | Sell |
21,347
-429
| -2% | -$14.1K | ﹤0.01% | 1184 |
|
|
2013
Q2 | $717K | Buy |
+21,776
| New | +$656K | ﹤0.01% | 1133 |
|
Other funds holding MTZ
PP
HCC
LPC
BlackRock's MTZ Position: Q2 2026 in Review
BlackRock increased its MasTec (MTZ) stake by 4.5% in Q2 2026, buying an estimated $126M and bringing the position to 7,638,487 shares worth $3.18B. The position accounts for 0.05% of the portfolio, ranked #316.
BlackRock first reported a position in MTZ in Q2 2013 and has held it in 53 quarters since. 908 funds tracked by Wall St. Rank hold MTZ as of Q2 2026.
- BlackRock held 7,638,487 shares of MasTec worth $3.18B as of Q2 2026.
- BlackRock bought 328,878 MasTec shares in Q2 2026, an estimated $126M.
- MasTec made up 0.05% of BlackRock's portfolio in Q2 2026, its #316 holding.
- BlackRock first reported a position in MasTec in Q2 2013 and has held it in 53 quarters since.
- 908 funds tracked by Wall St. Rank held MasTec as of Q2 2026.
Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.