LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
Reporting ownerCIK 0001527678

William J. Sandbrook

4 transactions in 2 companies, from February 24, 2026 to May 20, 2026.

Transactions
42 companies
Bought · P
$0open market
Sold · S
$6.2Mopen market
Net
−$6.2Mnet selling

By company

Where this insider traded.

CompanyTickerTradesBoughtSold
COMFORT SYSTEMS USA INCFIX3—$6.2M
Knife River CorpKNF1——

All transactions

4 in total, newest filings first.

CompanyTickerInsiderDateCodeSharesPriceValue
Knife River CorpKNFWilliam J. SandbrookDirMay 20A2,040$0.00—
COMFORT SYSTEMS USA INCFIXWilliam J. SandbrookDirMay 18A105$0.00—
COMFORT SYSTEMS USA INCFIXWilliam J. SandbrookDirApr 29S1,500$1,732.67$2.6M
COMFORT SYSTEMS USA INCFIXWilliam J. SandbrookDirFeb 24S2,500$1,443.32$3.6M