CSX CORP (CSX) Institutional Shareholders
CSX CORP (CSX) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $52.75B in CSX holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of CSX tracked by InsiderSet, reporting ownership valued at approximately $6.58B in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $8.07B, representing an estimated gain of +22.78% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 47% of the total disclosed CSX value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Capital Management Llc, State Street Corp, and several other long-term asset managers with concentrated positions in CSX CORP (CSX).
This page ranks the largest institutional CSX shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
1,900
Total Reported Value
$52.75B
Largest Holder
Blackrock, Inc.
Largest Position
$6.58B
Insider Transactions (90d)
7
Latest Filing Quarter
Q2 2026
New Institutional Positions
78
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.12% | 160,205,035 | $6,576,416,674 | $8,074,333,764 | +$1,497,917,090 | +22.78% | |
| Vanguard Capital Management Llc | 0.12% | 120,833,055 | $4,960,196,908 | $6,089,985,972 | +$1,129,789,064 | +22.78% | |
| State Street Corp | 0.13% | 89,026,070 | $3,654,520,174 | $4,486,913,928 | +$832,393,754 | +22.78% | |
| Geode Capital Management, Llc | 0.11% | 43,866,270 | $1,792,946,633 | $2,210,860,008 | +$417,913,375 | +23.31% | |
| Bank Of America Corp | 0.13% | 42,161,735 | $1,730,739,236 | $2,124,951,444 | +$394,212,208 | +22.78% | |
| Vanguard Portfolio Management Llc | 0.08% | 36,563,882 | $1,500,947,356 | $1,842,819,653 | +$341,872,297 | +22.78% | |
| Bank Of New York Mellon Corp | 0.22% | 28,566,870 | $1,172,670,012 | $1,439,770,248 | +$267,100,236 | +22.78% | |
| Fisher Asset Management, Llc | 0.38% | 27,247,647 | $1,118,515,938 | $1,373,281,409 | +$254,765,471 | +22.78% | |
| Ameriprise Financial Inc | 0.25% | 26,114,910 | $1,071,946,615 | $1,316,191,464 | +$244,244,849 | +22.79% | |
| Morgan Stanley | 0.06% | 25,459,167 | $1,045,098,890 | $1,283,142,017 | +$238,043,127 | +22.78% | |
| Dimensional Fund Advisors Lp | 0.20% | 23,913,357 | $981,494,897 | $1,205,233,193 | +$223,738,296 | +22.80% | |
| Royal Bank Of Canada | 0.15% | 19,867,881 | $815,576,000 | $1,001,341,202 | +$185,765,202 | +22.78% | |
| Capital Research Global Investors | 0.13% | 19,669,920 | $807,449,470 | $991,363,968 | +$183,914,498 | +22.78% | |
| Goldman Sachs Group Inc | 0.11% | 19,653,532 | $806,777,492 | $990,538,013 | +$183,760,521 | +22.78% | |
| Invesco Ltd. | 0.12% | 19,443,410 | $798,151,983 | $979,947,864 | +$181,795,881 | +22.78% | |
| Northern Trust Corp | 0.10% | 18,883,047 | $775,149,079 | $951,705,569 | +$176,556,490 | +22.78% | |
| Viking Global Investors | Ole Andreas Halvorsen | 2.14% | 18,678,052 | $766,734,035 | $941,373,821 | +$174,639,786 | +22.78% |
| Lazard Asset Management Llc | 1.24% | 18,333,511 | $752,590,627 | $924,008,954 | +$171,418,327 | +22.78% | |
| Legal & General Group Plc | 0.16% | 16,453,681 | $675,423,601 | $829,265,522 | +$153,841,921 | +22.78% | |
| Fmr Llc | 0.03% | 15,167,196 | $622,613,373 | $764,426,678 | +$141,813,305 | +22.78% | |
| Deutsche Bank Ag\ | 0.19% | 14,219,075 | $583,693,029 | $716,641,380 | +$132,948,351 | +22.78% | |
| Storebrand Asset Management As | 0.19% | 14,890,087 | $576,815,206 | $750,460,385 | +$173,645,179 | +30.10% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.11% | 13,065,792 | $536,350,762 | $658,515,917 | +$122,165,155 | +22.78% | |
| Charles Schwab Investment Management Inc | 0.08% | 12,645,960 | $519,116,658 | $637,356,384 | +$118,239,726 | +22.78% | |
| Neuberger Berman Group Llc | 0.38% | 12,258,054 | $502,817,571 | $617,805,922 | +$114,988,351 | +22.87% | |
| Amundi | 0.13% | 11,732,170 | $481,605,579 | $591,301,368 | +$109,695,789 | +22.78% | |
| Mirae Asset Global Etfs Holdings Ltd. | 0.65% | 11,649,168 | $478,170,875 | $587,118,067 | +$108,947,192 | +22.78% | |
| Victory Capital Management Inc | 0.30% | 11,386,620 | $467,420,751 | $573,885,648 | +$106,464,897 | +22.78% | |
| Vanguard Fiduciary Trust Co | 0.11% | 10,470,912 | $429,830,938 | $527,733,965 | +$97,903,027 | +22.78% | |
| American Century Companies Inc | 0.22% | 10,470,014 | $429,794,158 | $527,688,706 | +$97,894,548 | +22.78% | |
| Ubs Group Ag | 0.07% | 9,963,685 | $409,009,268 | $502,169,724 | +$93,160,456 | +22.78% | |
| Alliancebernstein L.P. | 0.13% | 10,902,961 | $395,232,336 | $549,509,234 | +$154,276,898 | +39.03% | |
| Nuveen, Llc | 0.09% | 8,075,699 | $331,507,458 | $407,015,230 | +$75,507,772 | +22.78% | |
| Fil Ltd | 0.23% | 7,301,800 | $299,738,890 | $368,010,720 | +$68,271,830 | +22.78% | |
| Adage Capital Partners Gp, L.L.C. | 0.45% | 7,085,533 | $290,861,130 | $357,110,863 | +$66,249,733 | +22.78% | |
| Capital World Investors | 0.03% | 5,885,465 | $241,595,503 | $296,627,436 | +$55,031,933 | +22.78% | |
| Mitsubishi Ufj Trust & Banking Corp | 0.58% | 5,682,207 | $233,254,598 | $286,383,233 | +$53,128,635 | +22.78% | |
| National Pension Service | 0.17% | 5,522,420 | $226,695,341 | $278,329,968 | +$51,634,627 | +22.78% | |
| Swiss National Bank | 0.13% | 5,464,900 | $224,334,145 | $275,430,960 | +$51,096,815 | +22.78% | |
| Schroder Investment Management Group | 0.18% | 5,325,102 | $218,595,438 | $268,385,141 | +$49,789,703 | +22.78% | |
| Sumitomo Mitsui Trust Group, Inc. | 0.12% | 4,447,672 | $211,397,850 | $224,162,669 | +$12,764,819 | +6.04% | |
| Holocene Advisors, Lp | 0.50% | 4,989,408 | $204,815,198 | $251,466,163 | +$46,650,965 | +22.78% | |
| Hsbc Holdings Plc | 0.11% | 4,558,136 | $186,875,424 | $229,730,054 | +$42,854,630 | +22.93% | |
| Barclays Plc | 0.07% | 4,447,609 | $182,574,349 | $224,159,494 | +$41,585,145 | +22.78% | |
| Wells Fargo & Company/Mn | 0.04% | 4,374,408 | $179,569,460 | $220,470,163 | +$40,900,703 | +22.78% | |
| Mitsubishi Ufj Asset Management Co., Ltd. | 0.12% | 4,359,762 | $178,968,230 | $219,732,005 | +$40,763,775 | +22.78% | |
| Vanguard Global Advisers, Llc | 0.09% | 4,078,402 | $167,418,402 | $205,551,461 | +$38,133,059 | +22.78% | |
| National Bank Of Canada | 0.17% | 3,941,319 | $161,795,030 | $198,642,478 | +$36,847,448 | +22.77% | |
| Junto Capital Management Lp | 3.02% | 3,461,214 | $142,082,835 | $174,445,186 | +$32,362,351 | +22.78% | |
| California Public Employees Retirement System | 0.09% | 3,436,961 | $141,087,249 | $173,222,834 | +$32,135,585 | +22.78% |
Frequently asked questions about CSX
Who owns the most CSX stock?
The largest holders of CSX are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for CSX CORP (CSX).
Is CSX widely held by superinvestors?
Many widely followed stocks like CSX appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly CSX is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.