![Mark Helderman](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Mark Helderman
Geen lopende functies
Vermogen: 3 M $ op 30-09-2026
Profiel
Mr. Mark W.
Helderman is an Independent Director at ONEOK, Inc. He is on the Board of Directors at ONEOK, Inc. Mr. Helderman was previously employed as an Independent Director by ONEOK, Inc. (Old) and a Managing Director & Portfolio Manager by Sasco Capital, Inc. He received his undergraduate degree from the University of Dayton and a graduate degree from the University of Oklahoma.
Bekende belangen in openbare bedrijven
| Onderneming | Datum | Aantal aandelen | Totale waarde | Waarderingsdatum |
|---|---|---|---|---|
0% | 20-05-2026 | 38.704 ( 0% ) | 3 M $ | 30-09-2026 |
Actieve functies van Mark Helderman
| Bedrijven | Functie | Begin |
|---|
Eerdere bekende functies van Mark Helderman
| Bedrijven | Functie | Einde |
|---|---|---|
Sasco Capital, Inc.
 Sasco Capital, Inc. Investment ManagersFinance Sasco Capital employs a time-tested, contrarian approach to value investing in the Small, Smid and Mid-Cap market segments. The firm utilizes fundamental, bottom-up security analysis based on a proprietary screening process, individual company research, and meetings with senior management. They invest in out-of-favor, underperforming companies with restructuring and transformational potential. The investment strategy has a long-term investment horizon and low turnover. | Portefeuillebeheerder-Aandelen | 01-01-2019 |
| ONEOK, INC. | Directeur/Bestuurslid | - |
Opleiding van Mark Helderman
Ervaring
Beklede functies
Actief
Inactief
Beursgenoteerde bedrijven
Bedrijven in privébezit
Connecties
56
Eerstegraads connecties
4
Bedrijven verbonden in de eerste graad
Man
Vrouw
Besturend
Uitvoerend
Verwante bedrijven
| Bedrijven in privébezit | 4 |
|---|---|
ONEOK, Inc.
 ONEOK, Inc. Oil & Gas PipelinesIndustrial Services Engages in gathering, processing, sale, transportation and storage of natural gas | Industrial Services |
Sasco Capital, Inc.
Sasco Capital, Inc. Investment ManagersFinance Sasco Capital employs a time-tested, contrarian approach to value investing in the Small, Smid and Mid-Cap market segments. The firm utilizes fundamental, bottom-up security analysis based on a proprietary screening process, individual company research, and meetings with senior management. They invest in out-of-favor, underperforming companies with restructuring and transformational potential. The investment strategy has a long-term investment horizon and low turnover. | Finance |
University of Dayton
 University of Dayton Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University of Oklahoma
 University of Oklahoma Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
