SunCoke Energy SXC
Ownership & positioning
Who holds it, who is betting against it, and where the big money is moving
Short-sale volume as % of daily volume
Large-order net flow, last 20 sessions
Net of large-order buying minus selling, in USD. Over this window: −$1.02M (7 inflow days, 13 outflow days).
Net flow by order size, last 20 sessions
Super/Big orders approximate institutional-size trades; Mid/Small approximate retail-size trades. Net buy minus sell value in each bucket, summed over the window.
The five largest holders on file together own 34.8% of shares outstanding.
Largest holders
By investor type
Reported short interest has held roughly steady near 4.05% of float over the last 6 biweekly reports (31 Jul 2026 to 15 Oct 2026).
Recent institutional activity
| Holder | Type | Period | Share change | New stake |
|---|---|---|---|---|
| Two Sigma Investments, LP | Hedge Fund | 2026/Q3 | +2,515,183 | 4.0% |
| Mirae Asset Global Investments Co., Ltd | Mutual Fund | 2026/Q3 | +1,806,534 | 2.2% |
| AQR Capital Management | Hedge Fund | 2026/Q3 | +1,227,079 | 2.3% |
| Mackenzie Financial Corporation | Mutual Fund | 2026/Q3 | +1,000,091 | 1.2% |
| Assenagon Asset Management S.A. | Mutual Fund | 2026/Q3 | +914,189 | 1.1% |
| Qube Research & Technologies Ltd | Mutual Fund | 2026/Q3 | +719,042 | 1.7% |
| Tontine Management, LLC | Hedge Fund | 2026/Q3 | +700,000 | 3.3% |
| JPMorgan Chase & Co. | Public Company | 2026/Q3 | +653,998 | 1.1% |
| BlackRock | Mutual Fund | 2026/Q3 | +641,117 | 10.6% |
| Readystate Asset Management LP | Hedge Fund | 2026/Q3 | +625,834 | 0.7% |
| Tudor Investment Corporation | Hedge Fund | 2026/Q3 | +516,769 | 0.8% |
| Voleon Capital Management LP | Hedge Fund | 2026/Q3 | +511,082 | 0.6% |
| UBS Asset Management | Mutual Fund | 2026/Q3 | +427,353 | 0.9% |
| The Goldman Sachs Group, Inc. | Public Company | 2026/Q3 | +387,387 | 1.1% |
| Trexquant Investment LP | Hedge Fund | 2026/Q3 | +366,466 | 0.4% |
Institutional buy/sell activity by reporting period, largest moves first.
Insider transactions
| Date | Insider | Title | Transaction | Shares | Price | Held after |
|---|---|---|---|---|---|---|
| 5 Oct 2026 | Ryan Osterholm | Senior Vice President of Commercial Operations & Business Development | Initial Statement of Beneficial | +0 | – | 8,413 |
| 13 May 2026 | Ralph Della Ratta | Other Derivative Acquisition | +36,585 | – | 73,175 | |
| 13 May 2026 | Arthur Anton | Independent Non-Executive Chairperson | Other Acquisition | +21,652 | – | 95,571 |
| 13 May 2026 | Andrei Mikhalevsky | Independent Director | Other Derivative Acquisition | +21,652 | – | 62,921 |
| 13 May 2026 | Martha Carnes | Independent Director | Other Derivative Acquisition | +21,652 | – | 75,214 |
| 13 May 2026 | Susan Landahl | Independent Director | Other Derivative Acquisition | +21,652 | – | 75,214 |
| 13 May 2026 | Michael Lewis | Former Independent Director | Other Derivative Acquisition | +21,652 | – | 75,214 |
| 13 Apr 2026 | Shantanu Agrawal | Chief Financial Officer | Initial Statement of Beneficial | +0 | – | 2,793 |
| 25 Feb 2026 | Andrei Mikhalevsky | Independent Director | Open Market Acquisition | +5,000 | $5.53 | 7,000 |
| 24 Feb 2026 | Mark Marinko | Former Senior Vice President | Open Market Acquisition | +10,000 | $5.84 | 71,798 |
| 24 Feb 2026 | Phillip Hardesty | Former Senior VP of Commercial Operations, Business Development, Terminals & International Coke | Open Market Acquisition | +12,500 | $5.83 | 298,677 |
| 23 Feb 2026 | Mark Marinko | Former Senior Vice President | Other Acquisition | +4,633 | – | 61,798 |
| 23 Feb 2026 | Phillip Hardesty | Former Senior VP of Commercial Operations, Business Development, Terminals & International Coke | Other Acquisition | +10,695 | – | 286,177 |
| 23 Feb 2026 | Katherine Gates | Chief Executive Officer | Other Acquisition | +10,695 | – | 316,676 |
| 23 Feb 2026 | Mark Marinko | Former Senior Vice President | Derivative Exercise and Sale | -11,323 | $6.22 | 61,798 |
| 23 Feb 2026 | Mark Marinko | Former Senior Vice President | Derivative Exercise and Retained | +13,219 | – | 61,798 |
| 23 Feb 2026 | Phillip Hardesty | Former Senior VP of Commercial Operations, Business Development, Terminals & International Coke | Derivative Exercise and Sale | -12,364 | $6.22 | 286,177 |
| 23 Feb 2026 | Phillip Hardesty | Former Senior VP of Commercial Operations, Business Development, Terminals & International Coke | Derivative Exercise and Retained | +12,799 | – | 286,177 |
| 23 Feb 2026 | Katherine Gates | Chief Executive Officer | Derivative Exercise and Sale | -46,809 | $6.22 | 316,676 |
| 23 Feb 2026 | Katherine Gates | Chief Executive Officer | Derivative Exercise and Retained | +58,780 | – | 316,676 |
From Form 4/Form 144 filings. Negative share counts are disposals (sales, gifts, or shares withheld for taxes); positive are acquisitions.
Short interest, by report
| Report date | Shares short | % of float | Days to cover |
|---|---|---|---|
| 15 Oct 2026 | 3,439,831 | 4.1% | 3.1 |
| 30 Sep 2026 | 3,494,992 | 4.1% | 3.3 |
| 15 Sep 2026 | 4,067,006 | 4.8% | 4.9 |
| 31 Aug 2026 | 4,107,075 | 4.8% | 3.4 |
| 14 Aug 2026 | 3,321,203 | 3.9% | 1.9 |
| 31 Jul 2026 | 3,422,628 | 4.0% | 1.8 |
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