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Are Members of Congress Buying or Selling MasTec?
No members of Congress have reported trading MasTec (MTZ) stock in the past 90 days. The history below covers the past two years.
Congressional trading is one of the alternative data signals AltIndex tracks as part of the MTZ AI Score. For corporate insider activity, see MTZ insider transactions. To browse trades across every ticker, visit the Congress Trading tracker.
MTZ Congressional Trade History
| Member of Congress | Trade Date | Type | Estimated Size |
|---|---|---|---|
| Markwayne Mullin | Feb 4, 2026 | Sell | $15K – $50K |
| Lisa McClain | Jun 11, 2025 | Buy | $1K – $15K |
Frequently Asked Questions: MasTec Congress Trading
No members of Congress have reported buying or selling MTZ stock in the past 90 days. Congressional trades are disclosed under the STOCK Act — view the full history on this page.
Some research has found that congressional stock trades have at times outperformed the market, possibly due to informational advantages. AltIndex tracks these trades as one of 25+ signals in the AI Score. See the full Congress Trading tracker for all recent trades.
Markwayne Mullin sold MasTec (MTZ) stock most recently, on February 4, 2026.
The estimated net value of congressional trades in MasTec over the past 2 years is negative, at -$25,000, meaning members of Congress have on balance sold more than they have bought.
Members of Congress can have early visibility into legislation, regulation, and government contracts that may affect a company. Tracking their disclosed trades — alongside other signals — can offer additional context for investment decisions.
