Mark W. Marinko

Companies

• SunCoke Energy, Inc.Chief financial officer Mar 8, 2022 to now¹
• Great Lakes Dredge & Dock CORPChief financial officer Jul 2, 2014 to Mar 16, 2021²
• Great Lakes Dredge & Dock CORPChief executive officer Mar 10, 2017 to Mar 10, 2017³

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• SESunCoke Energy, Inc. SXC71,798 shares⁴$727.3K at $10.13Feb 25, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Feb 25, 2026Bought 9,600 shares at $5.84 of SunCoke Energy, Inc.⁴
• Feb 25, 2026Bought 400 shares at $5.83 of SunCoke Energy, Inc.⁴
• Feb 24, 2026Other 4,633 shares of SunCoke Energy, Inc.⁵
• Feb 24, 2026Shares withheld for tax 3,367 shares at $6.22 of SunCoke Energy, Inc.⁵
• Feb 24, 2026Exercised options 7,600 shares of SunCoke Energy, Inc.⁵
• Feb 24, 2026Shares withheld for tax 3,752 shares at $5.88 of SunCoke Energy, Inc.⁵
• Feb 24, 2026Exercised options 8,468 shares of SunCoke Energy, Inc.⁵
• Feb 23, 2026Shares withheld for tax 4,204 shares at $6.22 of SunCoke Energy, Inc.⁵
• Feb 23, 2026Exercised options 8,474 shares of SunCoke Energy, Inc.⁵
• Mar 7, 2025Shares withheld for tax 3,895 shares at $9.05 of SunCoke Energy, Inc.⁶
• Mar 7, 2025Exercised options 8,791 shares of SunCoke Energy, Inc.⁶
• Feb 24, 2025Shares withheld for tax 3,367 shares at $9.20 of SunCoke Energy, Inc.⁷
• Feb 24, 2025Exercised options 7,600 shares of SunCoke Energy, Inc.⁷
• Feb 24, 2025Shares withheld for tax 3,752 shares at $9.20 of SunCoke Energy, Inc.⁷
• Feb 24, 2025Exercised options 8,469 shares of SunCoke Energy, Inc.⁷
• Feb 21, 2025Other 16,395 shares at $9.51 of SunCoke Energy, Inc.⁷
• Mar 7, 2024Shares withheld for tax 3,895 shares at $10.95 of SunCoke Energy, Inc.⁸
• Mar 7, 2024Exercised options 8,791 shares of SunCoke Energy, Inc.⁸
• Feb 23, 2024Shares withheld for tax 4,201 shares at $10.84 of SunCoke Energy, Inc.⁹
• Feb 23, 2024Exercised options 8,469 shares of SunCoke Energy, Inc.⁹
• Mar 8, 2023Shares withheld for tax 4,251 shares at $9.58 of SunCoke Energy, Inc.¹⁰
• Mar 8, 2023Exercised options 8,792 shares of SunCoke Energy, Inc.¹⁰