Trades Insiders Companies Cluster Buys Rankings About

ITS

InsiderTrading Screener

Track SEC Form 4 insider trades. See what corporate insiders are buying and selling.

Browse

Trades
Insiders
Companies
Cluster Buys
Rankings

Top Insiders

Mark Zuckerberg
Elon Musk
Jamie Dimon
Satya Nadella
Lisa Su
Jensen Huang

Learn

Learn
What is a Form 4?
About & Methodology
What are Cluster Buys?
Top Insider Rankings
Privacy Policy
Terms of Use

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/Johnson Mark B

Johnson Mark B

Officer

Officer

Total trades

4

Total bought

$0

Total sold

$272K

Tickers traded

1

Recent trades

Most recent Form 4 filings by Johnson Mark B.

Johnson Mark Bgranted61,674 shares ofDNOWat $0Feb 25Details
Johnson Mark Btax-withheld12,264 shares ofDNOWat $13.23$162KFeb 24Details
Johnson Mark Bgranted20,999 shares ofDNOWFeb 24Details
Johnson Mark Btax-withheld8,264 shares ofDNOWat $13.23$109K

Feb 24

Johnson Mark B — Officer Insider Trades | Insider Trading Screener