Karl W. Studer
Karl W. Studer: President, Electric Power at Quanta Services. What Karl W. Studer holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
Quanta Services (PWR)
Karl W. Studer holds 34,499 Quanta Services shares (0.02% of the company), worth about $23.8M at the last price, according to the Form 4 of Mar 9, 2026.
- Shares held: 34,499 (0.02%), $23.8M — Held in their own name.
Declarations
- Quanta Services (PWR) — Form 4 of Mar 9, 2026 (President, Electric Power): shares withheld for tax of 682 at $540.19; 34,499 shares after 0002025344-26-000008
- Quanta Services (PWR) — Form 4 of Mar 4, 2026 (President, Electric Power): shares withheld for tax of 943 at $566.00; 35,181 shares after 0002025344-26-000006
- Quanta Services (PWR) — Form 4 of Feb 26, 2026 (President, Electric Power): grant or award of 20,143; shares withheld for tax of 8,728 at $562.77; 36,124 shares after 0002025344-26-000003
- Quanta Services (PWR) — Form 4 of Mar 9, 2025 (President, Electric Power): shares withheld for tax of 688 at $246.02; 22,261 shares after 0001050915-25-000041
- Quanta Services (PWR) — Form 4 of Mar 4, 2025 (President, Electric Power): shares withheld for tax of 2,428 at $250.91; 22,949 shares after 0001050915-25-000029
- Quanta Services (PWR) — Form 4 of Feb 27, 2025 (President, Electric Power): grant or award of 20,293; shares withheld for tax of 8,588 at $268.81; 25,377 shares after 0001050915-25-000018
- Quanta Services (PWR) — Form 4 of Aug 21, 2024 (President, Electric Power): open-market sale of 613 at $268.97; open-market sale of 12,805 at $270.09; 10,631 shares after 0001050915-24-000151
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.