Skip to Main Content
American Flag
JULY 4TH SALE

50% off your first year of Quiver Premium

...

Use Promo Code:

JULY4
American Flag
Insider Trading

William D. Porteous Net Worth

Track Major Insider Updates On X/Twitter

Last Updated: 3 days, 14 hours ago

William D. Porteous has an estimated net worth of at least $16.8 million*, as of July 9, 2025. They own 784,331 shares of BKSY stock. They have sold 570 shares of BKSY stock since 2021, for an estimated $6,070.

William D. Porteous $BKSY SEC Form 4 Insider Trading

William D. Porteous has filed a total of 1 insider trades in $BKSY since 2021. Their most recent trade was a sale of 570 shares, made on Dec 12, 2024. Their largest trade was a sale of 570 shares, made on Dec 12, 2024. We estimate that they now own 784,331 shares of $BKSY, worth an estimated $16.8 million.



Insider Trading at $BKSY

There have been a total of 19 insider trades reported at $BKSY since 2021, with 12,000 shares purchased and 177,745 shares sold. The most active insider traders in $BKSY stock have been Brian E O'Toole, Henry Edward Dubois, and Christiana L Lin. The most recent trade was a sale of 381 shares reported by Susan M. Gordon (None), made on Dec 12, 2024.



History of Insider Stock Trades by William D. Porteous

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
BKSY logo BKSY Sale 570 Dec 12, 2024 Dec. 16, 2024, 5:14 p.m.




$BKSY Executives and Stock Owners with Insider Trades



*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.