J William Sandbrook

Affiliations

  • Executive Chairman at Andretti Acquisition Corp. Ii (POLE), 2024-09-05
  • Large Shareholder at Zapata Computing Holdings Inc. (ZPTA), 2024-07-25
  • at Comfort Systems Usa Inc (FIX), 2024-05-21
  • Director at Knife River Corp (KNF), 2024-05-16
  • Director at U.s. Concrete Inc. (USCR), 2021-03-22
Insider Trading: Purchases See All
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
USCR $27.96 15,000 Officer, Director 417,570 2020-02-27 Filing
USCR $39.44 10,500 Officer, Director 405,315 2019-12-13 Filing
FIX $46.42 5,734 Director 13,453 2018-05-29 Filing
FIX $45.87 4,266 Director 7,719 2018-05-25 Filing
USCR $23.50 1,000 Officer, Director 604,954 2014-03-19 Filing
Insider Trading: Sales See All
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
FIX $185.19 5,000 13,026 2023-11-09 Filing
FIX $187.52 7,500 18,026 2023-09-12 Filing
USCR $38.15 10,000 Director 397,084 2020-11-24 Filing
USCR $52.05 2,355 Officer, Director 388,315 2018-07-26 Filing
USCR $51.24 6,645 Officer, Director 390,670 2018-07-26 Filing