SunCoke Energy Inc
NYSE: SXC · BASIC MATERIALS · COKING COAL
Updated 2026-06-04
SunCoke Energy Inc (SXC) Insider transactions
All transactions
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-02-26 | MIKHALEVSKY, ANDREI ALEXANDER | Director | Buy | 5,000 | $5.53 | $27650.00 |
| 2026-02-25 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Buy | 9,600 | $5.84 | $56064.00 |
| 2026-02-25 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Buy | 400 | $5.83 | $2332.00 |
| 2026-02-25 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 12,209 | $5.83 | $71178.47 |
| 2026-02-25 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 291 | $5.82 | $1693.62 |
| 2026-02-24 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Sale | 8,468 | — | — |
| 2026-02-24 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Sale | 7,600 | — | — |
| 2026-02-24 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Buy | 8,468 | — | — |
| 2026-02-24 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Buy | 7,600 | — | — |
| 2026-02-24 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Buy | 4,633 | — | — |
| 2026-02-24 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Sale | 3,752 | $5.88 | $22061.76 |
| 2026-02-24 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Sale | 3,367 | $6.22 | $20942.74 |
| 2026-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Sale | 8,683 | — | — |
| 2026-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Sale | 7,792 | — | — |
| 2026-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 10,695 | — | — |
| 2026-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 8,683 | — | — |
| 2026-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 7,792 | — | — |
| 2026-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Sale | 4,108 | $5.88 | $24155.04 |
| 2026-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Sale | 3,686 | $6.22 | $22926.92 |
| 2026-02-24 | GATES, KATHERINE T | Director, CEO and President | Sale | 17,878 | — | — |
| 2026-02-24 | GATES, KATHERINE T | Director, CEO and President | Sale | 38,480 | — | — |
| 2026-02-24 | GATES, KATHERINE T | Director, CEO and President | Buy | 38,480 | — | — |
| 2026-02-24 | GATES, KATHERINE T | Director, CEO and President | Buy | 17,878 | — | — |
| 2026-02-24 | GATES, KATHERINE T | Director, CEO and President | Sale | 17,047 | $6.22 | $106032.34 |
| 2026-02-24 | GATES, KATHERINE T | Director, CEO and President | Buy | 10,695 | — | — |
| 2026-02-24 | GATES, KATHERINE T | Director, CEO and President | Sale | 7,920 | $5.88 | $46569.60 |
| 2026-02-23 | QUANCI, JOHN F | Chief Technology Officer | Sale | 5,530 | — | — |
| 2026-02-23 | QUANCI, JOHN F | Chief Technology Officer | Sale | 4,963 | — | — |
| 2026-02-23 | QUANCI, JOHN F | Chief Technology Officer | Sale | 5,501 | — | — |
| 2026-02-23 | QUANCI, JOHN F | Chief Technology Officer | Sale | 5,530 | $6.22 | $34396.60 |
| 2026-02-23 | QUANCI, JOHN F | Chief Technology Officer | Sale | 5,501 | $6.22 | $34216.22 |
| 2026-02-23 | QUANCI, JOHN F | Chief Technology Officer | Sale | 4,963 | $6.22 | $30869.86 |
| 2026-02-23 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Sale | 8,474 | — | — |
| 2026-02-23 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Buy | 8,474 | — | — |
| 2026-02-23 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Sale | 4,204 | $6.22 | $26148.88 |
| 2026-02-23 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Sale | 8,688 | — | — |
| 2026-02-23 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 8,688 | — | — |
| 2026-02-23 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Sale | 4,570 | $6.22 | $28425.40 |
| 2026-02-23 | GATES, KATHERINE T | Director, CEO and President | Sale | 49,231 | — | — |
| 2026-02-23 | GATES, KATHERINE T | Director, CEO and President | Buy | 49,231 | — | — |
| 2026-02-23 | GATES, KATHERINE T | Director, CEO and President | Sale | 21,842 | $6.22 | $135857.24 |
| 2026-02-19 | QUANCI, JOHN F | Chief Technology Officer | Buy | 24,828 | — | — |
| 2026-02-19 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 39,981 | — | — |
| 2026-02-19 | GATES, KATHERINE T | Director, CEO and President | Buy | 274,927 | — | — |
| 2025-11-07 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 9,168 | $6.64 | $60875.52 |
| 2025-11-07 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 2,032 | $6.62 | $13451.84 |
| 2025-11-07 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 800 | $6.63 | $5304.00 |
| 2025-11-06 | DELLA, RATTA RALPH M JR | Director | Buy | 7,288 | $6.86 | $49995.68 |
| 2025-05-15 | MIKHALEVSKY, ANDREI ALEXANDER | Director | Buy | 14,412 | — | — |
| 2025-05-15 | LEWIS, MICHAEL WARD | Director | Buy | 14,412 | — | — |
| 2025-05-15 | LANDAHL, SUSAN R. | Director | Buy | 14,412 | — | — |
| 2025-05-15 | DELLA, RATTA RALPH M JR | Director | Buy | 19,734 | — | — |
| 2025-05-15 | CARNES, MARTHA Z. | Director | Buy | 14,412 | — | — |
| 2025-05-15 | ANTON, ARTHUR F | Director | Buy | 14,412 | — | — |
| 2025-03-07 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Sale | 8,791 | — | — |
| 2025-03-07 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Buy | 8,791 | — | — |
| 2025-03-07 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Sale | 3,895 | $9.05 | $35249.75 |
| 2025-02-24 | QUANCI, JOHN F | Chief Technology Officer | Sale | 6,461 | — | — |
| 2025-02-24 | QUANCI, JOHN F | Chief Technology Officer | Sale | 5,531 | — | — |
| 2025-02-24 | QUANCI, JOHN F | Chief Technology Officer | Sale | 4,963 | — | — |
| 2025-02-24 | QUANCI, JOHN F | Chief Technology Officer | Buy | 6,461 | — | — |
| 2025-02-24 | QUANCI, JOHN F | Chief Technology Officer | Buy | 5,531 | — | — |
| 2025-02-24 | QUANCI, JOHN F | Chief Technology Officer | Buy | 4,963 | — | — |
| 2025-02-24 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Sale | 8,469 | — | — |
| 2025-02-24 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Sale | 7,600 | — | — |
| 2025-02-24 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Buy | 8,469 | — | — |
| 2025-02-24 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Buy | 7,600 | — | — |
| 2025-02-24 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Sale | 3,752 | $9.20 | $34518.40 |
| 2025-02-24 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Sale | 3,367 | $9.20 | $30976.40 |
| 2025-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Sale | 10,144 | — | — |
| 2025-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Sale | 8,683 | — | — |
| 2025-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Sale | 7,792 | — | — |
| 2025-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 10,144 | — | — |
| 2025-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 8,683 | — | — |
| 2025-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 7,792 | — | — |
| 2025-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Sale | 4,291 | $9.23 | $39605.93 |
| 2025-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Sale | 3,673 | $9.20 | $33791.60 |
| 2025-02-24 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Sale | 3,297 | $9.20 | $30332.40 |
| 2025-02-24 | GATES, KATHERINE T | Director, CEO and President | Sale | 10,552 | — | — |
| 2025-02-24 | GATES, KATHERINE T | Director, CEO and President | Sale | 17,879 | — | — |
| 2025-02-24 | GATES, KATHERINE T | Director, CEO and President | Sale | 38,480 | — | — |
| 2025-02-24 | GATES, KATHERINE T | Director, CEO and President | Buy | 38,480 | — | — |
| 2025-02-24 | GATES, KATHERINE T | Director, CEO and President | Buy | 17,879 | — | — |
| 2025-02-24 | GATES, KATHERINE T | Director, CEO and President | Sale | 17,047 | $9.20 | $156832.40 |
| 2025-02-24 | GATES, KATHERINE T | Director, CEO and President | Buy | 10,552 | — | — |
| 2025-02-24 | GATES, KATHERINE T | Director, CEO and President | Sale | 7,921 | $9.20 | $72873.20 |
| 2025-02-24 | GATES, KATHERINE T | Director, CEO and President | Sale | 4,675 | $9.23 | $43150.25 |
| 2025-02-21 | QUANCI, JOHN F | Chief Technology Officer | Buy | 16,602 | — | — |
| 2025-02-21 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Buy | 25,421 | — | — |
| 2025-02-21 | MARINKO, MARK W. | SR VP, Chief Financial Officer | Buy | 16,395 | $9.51 | $155916.45 |
| 2025-02-21 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 26,065 | — | — |
| 2025-02-21 | HARDESTY, PHILLIP MICHAEL | Senior Vice President | Buy | 18,002 | $9.51 | $171199.02 |
| 2025-02-21 | GATES, KATHERINE T | Director, CEO and President | Buy | 147,692 | — | — |
| 2025-02-21 | GATES, KATHERINE T | Director, CEO and President | Buy | 20,179 | $9.51 | $191902.29 |
| 2024-05-24 | QUANCI, JOHN F | Chief Technology Officer | Sale | 4,532 | — | — |
| 2024-05-24 | QUANCI, JOHN F | Chief Technology Officer | Sale | 4,532 | $10.67 | $48356.44 |
| 2024-05-16 | MIKHALEVSKY, ANDREI ALEXANDER | Director | Buy | 12,311 | — | — |
| 2024-05-16 | LEWIS, MICHAEL WARD | Director | Buy | 12,311 | — | — |
| 2024-05-16 | LANDAHL, SUSAN R. | Director | Buy | 12,311 | — | — |
| 2024-05-16 | DELLA, RATTA RALPH M JR | Director | Buy | 16,856 | — | — |
Frequently asked questions
Are SXC insiders buying or selling?
Over the transactions on record, SXC insiders have been net buyers, with about $1.06M in stock sold across 47 sales, against 12 open-market purchases.
Does insider selling at SXC mean the stock will fall?
Not by itself. Most executive selling is pre-scheduled through 10b5-1 plans filed months in advance, and insiders sell for diversification, taxes, and liquidity far more often than out of any view on the price. Insider buying is the stronger signal, especially when several insiders buy around the same time, because there is usually only one reason to put personal cash into the stock.
Which SXC insiders are selling the most?
Recent selling is concentrated in a few names. GATES, KATHERINE T accounts for the largest share on record, with about $561315.03 sold. Selling by one or two individuals matters less than broad selling across the whole leadership team, which is the pattern worth watching.