CSX Corp CSX
$49.12 −$1.71 (-3.36%)
Market closed · Nov 6, 8:10 pm ET · Last extended-hours $49.12 0.00%
Open$50.00
Prev close$50.83
Day range$49.06 – $50.38
Volume15.10M
Market cap$90.55B
P/E (TTM)25.6
Dividend yield1.12%
Ownership & positioning
Who holds it, who is betting against it, and where the big money is moving
Institutional ownership81.7%-0.08 pts vs. prior quarter
Institutions holding2,244+14 vs. prior quarter
Insider trades (recent)40 buys / 9 sellsNet buying
Short interest2.17% of floatDays to cover 4.7 · as of 15 Oct 2026
Short-sale volume share21.3%5-day average of daily volume
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: −$51.83M (12 inflow days, 8 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 27.7% of shares outstanding.
Largest holders
By investor type
Reported short interest has risen from 1.96% to 2.17% 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 |
|---|---|---|---|---|
| Voya Investment Management LLC | Mutual Fund | 2026/Q3 | +6,940,118 | 0.4% |
| SG Americas Securities, LLC | Private Company | 2026/Q3 | +6,381,136 | 0.4% |
| Citadel Advisors LLC | Hedge Fund | 2026/Q3 | +4,756,186 | 0.3% |
| Holocene Advisors, LP | Hedge Fund | 2026/Q3 | +4,652,020 | 0.5% |
| Slate Path Capital LP | Hedge Fund | 2026/Q3 | +4,009,200 | 0.2% |
| Millennium Management LLC | Hedge Fund | 2026/Q3 | +3,736,947 | 0.2% |
| TD Asset Management | Mutual Fund | 2026/Q3 | +3,038,820 | 0.2% |
| 1832 Asset Management L.P. | Mutual Fund | 2026/Q3 | +2,879,760 | 0.2% |
| Amundi Asset Management | Mutual Fund | 2026/Q3 | +2,814,111 | 0.8% |
| Neuberger Berman Investment Advisers LLC | Mutual Fund | 2026/Q3 | +2,788,187 | 0.7% |
| Squarepoint OPS LLC | Hedge Fund | 2026/Q3 | +2,601,556 | 0.2% |
| PointState Capital LP | Hedge Fund | 2026/Q3 | +2,552,063 | 0.1% |
| RBC Global Asset Management Inc. | Mutual Fund | 2026/Q3 | +2,540,033 | 0.8% |
| Artisan Partners Limited Partnership | Mutual Fund | 2026/Q3 | +2,524,146 | 0.1% |
| State Street Global Advisors | Mutual Fund | 2026/Q3 | +2,429,376 | 5.0% |
Institutional buy/sell activity by reporting period, largest moves first.
Insider transactions
| Date | Insider | Title | Transaction | Shares | Price | Held after |
|---|---|---|---|---|---|---|
| 25 Oct 2026 | John Zillmer | Independent Chairperson | Intent to Sell (Form 144) | -19,500 | $51.24 | – |
| 30 Sep 2026 | Stephen Angel | Chief Executive Officer | Other Derivative Acquisition | +194 | – | 2,588 |
| 24 Sep 2026 | Michael Cory | Officer | Sale to Issuer | -12,611 | $46.78 | 51,603 |
| 14 Sep 2026 | J. Whisler | Independent Director | Other Acquisition | +771 | $48.66 | 98,377 |
| 31 Aug 2026 | Stephen Angel | Chief Executive Officer | Other Derivative Acquisition | +185 | – | 2,387 |
| 2 Aug 2026 | Stephen Angel | Chief Executive Officer | Other Derivative Acquisition | +181 | – | 2,202 |
| 23 Jul 2026 | Angela Williams | Vice President | Open Market Disposition | -30,000 | $53.29 | 16,308 |
| 23 Jul 2026 | Michael Burns | Chief Legal Officer | Derivative Exercise and Sale | -13,000 | $52.68 | 30,888 |
| 30 Jun 2026 | Stephen Angel | Chief Executive Officer | Other Derivative Acquisition | +187 | – | 2,021 |
| 14 Jun 2026 | J. Whisler | Independent Director | Other Acquisition | +791 | $47.39 | 97,326 |
| 2 Jun 2026 | John Zillmer | Independent Chairperson | Open Market Disposition | -10,000 | $46.45 | 353,714 |
| 2 Jun 2026 | Kevin Boone | Chief Financial Officer | Derivative Exercise and Sale | -136,708 | $46.70 | 178,338 |
| 31 May 2026 | Stephen Angel | Chief Executive Officer | Other Derivative Acquisition | +197 | – | 1,829 |
| 30 Apr 2026 | Stephen Angel | Chief Executive Officer | Other Derivative Acquisition | +200 | – | 1,632 |
| 31 Mar 2026 | Stephen Angel | Chief Executive Officer | Other Derivative Acquisition | +218 | – | 1,432 |
| 12 Mar 2026 | J. Whisler | Independent Director | Other Acquisition | +954 | $39.30 | 95,929 |
| 5 Mar 2026 | Stephen Angel | Chief Executive Officer | Open Market Acquisition | +25,000 | $40.27 | 85,349 |
| 1 Mar 2026 | Stephen Angel | Chief Executive Officer | Other Derivative Acquisition | +209 | – | 1,211 |
| 1 Mar 2026 | John Zillmer | Independent Chairperson | Other Disposition | -5,850 | – | 363,714 |
| 25 Feb 2026 | J. Whisler | Independent Director | Other Acquisition | +4,455 | – | 94,975 |
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 | 40,149,900 | 2.2% | 4.7 |
| 30 Sep 2026 | 42,982,741 | 2.3% | 3.6 |
| 15 Sep 2026 | 40,751,812 | 2.2% | 4.4 |
| 31 Aug 2026 | 41,063,437 | 2.2% | 4.8 |
| 14 Aug 2026 | 34,310,600 | 1.9% | 3.5 |
| 31 Jul 2026 | 36,353,084 | 2.0% | 2.3 |
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