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/Koefoed William A

Koefoed William A

Officer

Officer

Total trades

6

Total bought

$266K

Total sold

$1.2M

Tickers traded

0

Recent trades

Most recent Form 4 filings by Koefoed William A.

Koefoed William Asold9,571 shares ofOSat $17.73$170KDec 16Details
Koefoed William Atax-withheld6,285 shares ofOSat $18.38$116KDec 12Details
Koefoed William Asold8,943 shares ofOSat $19.03$170KSep 16Details
Koefoed William Atax-withheld6,913 shares ofOSat $19.79

$137KSep 12Details

Koefoed William Aexercised25,000 shares ofOSat $10.65$266KJul 28Details

Koefoed William Asold25,000 shares ofOSat $25$625KJul 28Details

Koefoed William A — Officer Insider Trades | Insider Trading Screener