MTZ — MASTEC INC
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
Others in Industrials
Measured signals that fired on MTZ
| date | signal | measured base rate |
|---|---|---|
| 2026-08-03 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-07-02 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-05-29 | Volume shock without a price move price | -1.33% over 21 days · t = -4.53 · n = 16,432 statistically distinguishable from its control group |
| 2026-05-19 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-05-01 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
| 2026-04-09 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-08-14 | Csiszar Ernst N Director | Shares withheld for tax | 34 | 297.59 | 10.1K |
| 2026-08-14 | Palomarez Javier Alberto Director | Shares withheld for tax | 31 | 297.59 | 9.2K |
| 2026-08-14 | Dwyer Robert J Director | Shares withheld for tax | 31 | 297.59 | 9.2K |
| 2026-08-14 | Parker Ava L Director | Shares withheld for tax | 20 | 297.59 | 6.0K |
| 2026-08-14 | JOHNSON JULIA L Director | Grant or award | 139 | 0.00 | 0 |
| 2026-08-14 | Parker Ava L Director | Grant or award | 177 | 0.00 | 0 |
| 2026-08-14 | Palomarez Javier Alberto Director | Grant or award | 139 | 0.00 | 0 |
| 2026-08-14 | Spiro Alex Director | Grant or award | 139 | 0.00 | 0 |
| 2026-08-14 | Dwyer Robert J Director | Grant or award | 139 | 0.00 | 0 |
| 2026-08-14 | Csiszar Ernst N Director | Grant or award | 152 | 0.00 | 0 |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| BlackRock, Inc. | 2.4B | 7.3M |
| PECONIC PARTNERS LLC | 1.2B | 3.6M |
| VANGUARD CAPITAL MANAGEMENT LLC | 902.3M | 2.8M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 891.2M | 2.8M |
| Hill City Capital, LP | 693.3M | 2.2M |
| STATE STREET CORP | 601.6M | 1.9M |
| VICTORY CAPITAL MANAGEMENT INC | 512.4M | 1.6M |
| LONE PINE CAPITAL LLC | 492.6M | 1.5M |
| FIRST TRUST ADVISORS LP | 454.2M | 1.4M |
| GEODE CAPITAL MANAGEMENT, LLC | 441.5M | 1.4M |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 4 | 2026-08-18 | 2026-08-14 | on EDGAR ↗ |
| 4 | 2026-08-18 | 2026-08-14 | on EDGAR ↗ |
| 4 | 2026-08-18 | 2026-08-14 | on EDGAR ↗ |
| 4 | 2026-08-18 | 2026-08-14 | on EDGAR ↗ |
| 4 | 2026-08-18 | 2026-08-14 | on EDGAR ↗ |
| 4 | 2026-08-18 | 2026-08-14 | on EDGAR ↗ |
| 4 | 2026-08-18 | 2026-08-14 | on EDGAR ↗ |
| 4 | 2026-08-18 | 2026-08-14 | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
- MASTEC INC (MTZ) filed form 4 · 2026-08-18 · SEC EDGAR
- MASTEC INC (MTZ) filed form 4 · 2026-08-18 · SEC EDGAR
- MASTEC INC (MTZ) filed form 4 · 2026-08-18 · SEC EDGAR
- MASTEC INC (MTZ) filed form 4 · 2026-08-18 · SEC EDGAR
- MASTEC INC (MTZ) filed form 4 · 2026-08-18 · SEC EDGAR
- MASTEC INC (MTZ) filed form 4 · 2026-08-18 · SEC EDGAR
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