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Joel Greenblatt's MasTec, Inc. (MTZ) position

Yes: as of Q1 2026, Joel Greenblatt holds 171K shares of MTZ worth $55M (0.2% of the disclosed portfolio). Held since at least Q1 2021; that opening coverage snapshot is not counted as a purchase.
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Current value
$55M
Shares held
171K
% of portfolio
0.2%
Est. average buy price (i)
$99.42
Quarter-end price
$321.74

Estimated trade prices

Average price in quarters with purchases
$97.44
Average prices in quarters with sales
  • Q1 2026: $270.73 (37K shares sold)
  • Q4 2025: $209.86 (4K shares sold)
  • Q3 2025: $183.12 (24K shares sold)
  • Q4 2024: $134.07 (25K shares sold)
  • Q2 2023: $97.94 (6K shares sold)
  • Q1 2022: $87.37 (767 shares sold)
  • Q2 2021: $108.58 (5K shares sold)

MTZ price vs Greenblatt's position

1Y 3Y 5Y MAX
Dates
$40$200$400$60020222023202420252026New position of 5K shares · Q4 2021. Average closing price $91.39 · Price range $85.07–$101.575KsharespurchasedSold 767 shares (14.7%) · Q1 2022. Average closing price $87.37 · Price range $71.94–$96.57767sharessoldAdded 7K shares (164.3%) · Q2 2022. Average closing price $77.96 · Price range $68.67–$87.607KsharespurchasedAdded 4K shares (33.4%) · Q3 2022. Average closing price $77.37 · Price range $63.50–$85.264KsharespurchasedAdded 457 shares (2.9%) · Q4 2022. Average closing price $82.03 · Price range $63.24–$95.69457sharespurchasedAdded 6K shares (35.4%) · Q1 2023. Average closing price $95.07 · Price range $86.27–$102.386KsharespurchasedSold 6K shares (28.0%) · Q2 2023. Average closing price $97.94 · Price range $85.20–$117.976KsharessoldAdded 4K shares (27.7%) · Q3 2023. Average closing price $99.67 · Price range $71.97–$122.084KsharespurchasedAdded 65K shares (324.6%) · Q4 2023. Average closing price $62.54 · Price range $47.60–$75.7265KsharespurchasedAdded 41K shares (47.7%) · Q1 2024. Average closing price $76.04 · Price range $63.16–$93.7341KsharespurchasedAdded 44K shares (34.4%) · Q2 2024. Average closing price $101.02 · Price range $82.82–$112.2544KsharespurchasedAdded 23K shares (13.6%) · Q3 2024. Average closing price $109.17 · Price range $97.26–$126.1423KsharespurchasedSold 25K shares (13.2%) · Q4 2024. Average closing price $134.07 · Price range $120.00–$147.9425KsharessoldAdded 15K shares (8.8%) · Q1 2025. Average closing price $134.92 · Price range $108.66–$160.7915KsharespurchasedAdded 53K shares (28.8%) · Q2 2025. Average closing price $144.03 · Price range $106.07–$171.9953KsharespurchasedSold 24K shares (10.0%) · Q3 2025. Average closing price $183.12 · Price range $168.23–$212.8124KsharessoldSold 4K shares (1.8%) · Q4 2025. Average closing price $209.86 · Price range $190.08–$232.944KsharessoldSold 37K shares (17.7%) · Q1 2026. Average closing price $270.73 · Price range $218.91–$323.5537Ksharessold← Earlier —1 sell
Average closing price · filing quarter
$270.73
Price range · filing quarter
$218.91 – $323.55
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Reduced −37K −$10.0M −17.7% 171K May 15, 2026
Q4 2025 Reduced −4K −$802K −1.8% 208K Feb 17, 2026
Q3 2025 Reduced −24K −$4.3M −10.0% 211K Nov 14, 2025
Q2 2025 Added +53K +$7.6M +28.8% 235K Aug 14, 2025
Q1 2025 Added +15K +$2.0M +8.8% 182K May 15, 2025
Q4 2024 Reduced −25K −$3.4M −13.2% 168K Feb 14, 2025
Q3 2024 Added +23K +$2.5M +13.6% 193K Nov 14, 2024
Q2 2024 Added +44K +$4.4M +34.4% 170K Aug 14, 2024
Q1 2024 Added +41K +$3.1M +47.7% 126K May 15, 2024
Q4 2023 Added +65K +$4.1M +324.6% 86K Feb 14, 2024
Q3 2023 Added +4K +$436K +27.7% 20K Nov 14, 2023
Q2 2023 Reduced −6K −$602K −28.0% 16K Aug 14, 2023
Q1 2023 Added +6K +$545K +35.4% 22K May 15, 2023
Q4 2022 Added +457 +$37K +2.9% 16K Feb 14, 2023
Q3 2022 Added +4K +$305K +33.4% 16K Nov 14, 2022
Q2 2022 Added +7K +$572K +164.3% 12K Aug 15, 2022
Q1 2022 Reduced −767 −$67K −14.7% 4K May 16, 2022
Q4 2021 New +5K +$478K – 5K Feb 14, 2022
Q2 2021 Reduced −5K −$595K −25.0% 16K Aug 16, 2021
Q1 2021 First covered – – – 22K May 17, 2021
Data through Q1 2026 · filed May 15, 2026
20 grouped rows from 20 quarters

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Common questions

Does Joel Greenblatt own MTZ?

Yes. As of Q1 2026, Joel Greenblatt disclosed 171K shares of MTZ, worth $55M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Joel Greenblatt buy MTZ?

Joel Greenblatt held MTZ since at least Q1 2021, when this filing coverage begins; the opening snapshot is not a disclosed purchase. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

Did Joel Greenblatt sell MTZ?

The quarter-by-quarter table above shows each sale and reduction Joel Greenblatt disclosed in MTZ. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How many shares of MTZ does Joel Greenblatt own?

Joel Greenblatt disclosed 171K shares of MTZ as of Q1 2026. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Joel Greenblatt pay for MTZ?

Joel Greenblatt's estimated average buy price for MTZ is $99.42, from quarter-average prices weighted by the shares added each quarter. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How are the estimated trade prices calculated?

13F filings disclose quarter-end holdings, not trade dates or execution prices. These estimates use each covered quarter's average market price; the add average excludes the opening position and quarters without price data. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.