Csiszar Ernst N — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

Csiszar Ernst N has filed 2 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $4.37M.

Profile

Csiszar Ernst N
RoleDirector
Notability30/100

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-05MTZMASTEC INCS — Open-market sale6.5K$371.17$2.41M
2026-05-19MTZMASTEC INCF — Tax withholding / forfeiture23$434.77$10K
2026-05-19MTZMASTEC INCA — Grant or award104$0.00
2026-03-05MTZMASTEC INCS — Open-market sale6.5K$300.40$1.95M
2026-02-18MTZMASTEC INCF — Tax withholding / forfeiture37$269.53$10K
2026-02-18MTZMASTEC INCA — Grant or award168$0.00
2025-08-15MTZMASTEC INCF — Tax withholding / forfeiture56$178.00$10K
2025-08-15MTZMASTEC INCA — Grant or award254$0.00
2024-11-19MTZMASTEC INCF — Tax withholding / forfeiture74$135.32$10K
2024-11-19MTZMASTEC INCA — Grant or award333$0.00

Companies — Last 90 Days

Frequently Asked Questions

Who is Csiszar Ernst N?

Csiszar Ernst N is a corporate insider — currently tracked as Director of MASTEC INC (MTZ). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has Csiszar Ernst N submitted recently?

2 primary Form 4 filings in the last 90 days, covering 1 company.

Has Csiszar Ernst N been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 2 open-market sales ($4.37M) across all tracked filings.

Where can I see all of Csiszar Ernst N's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

Open the live Csiszar Ernst N profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.