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Data

SEC EDGAR Form 4 ↗
CongressStock.com ↗
Track13F.com ↗
About the data

© 2026 InsiderTradingScreener.com. Data from SEC EDGAR Form 4 filings.For informational purposes only. Not financial advice.

Home/Insiders/Witkowski Mark R

Witkowski Mark R

Insider

Insider

Total trades

12

Total bought

$0

Total sold

$12.7M

Tickers traded

1

Recent trades

Most recent Form 4 filings by Witkowski Mark R.

Witkowski Mark Rgranted18,372 shares ofCNMat $0Mar 13Details
Witkowski Mark Rgranted131,382 shares ofCNMat $0Mar 13Details
Witkowski Mark Rtax-withheld1,685 shares ofCNMat $49.16$83KMar 13Details
Witkowski Mark Rtax-withheld937 shares ofCNMat $49.38

$46K

Mar 11

Witkowski Mark Rtax-withheld478 shares ofCNMat $49.96$24KMar 11Details

Witkowski Mark Rtraded100,000 shares ofCNMat $0Aug 20Details

Witkowski Mark Rsold100,000 shares ofCNMat $64.082$6.4MAug 20Details

Witkowski Mark Rtraded100,000 shares ofCNMat $0Aug 20Details

Witkowski Mark Rtraded100,000 shares ofCNMat $0Jul 21Details

Witkowski Mark Rsold72,331 shares ofCNMat $61.124$4.4MJul 21Details

Witkowski Mark Rsold27,669 shares ofCNMat $61.63$1.7MJul 21Details

Witkowski Mark Rtraded100,000 shares ofCNMat $0Jul 21Details

Witkowski Mark R — Insider Insider Trades | Insider Trading Screener