AMERICAN EXPRESS CO (AXP) Top Institutional Shareholders
AMERICAN EXPRESS CO (AXP) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $52.13B in AXP holdings during the latest filing period.
Berkshire Hathaway is currently the largest disclosed institutional shareholder of AXP tracked by InsiderSet, reporting ownership valued at approximately $51.28B in its June 30, 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 $45.78B, representing an estimated loss of -10.73% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 100% of the total disclosed AXP value among the investors covered in this analysis. Major shareholders include Berkshire Hathaway, First Eagle U.S. Value, Dodge & Cox Stock Fund, and several other long-term asset managers with concentrated positions in AMERICAN EXPRESS CO (AXP).
This page ranks the largest institutional AXP 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.
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Berkshire Hathaway | Warren Buffett | 17.14% | 151,610,700 | $51,282,319,275 | $45,780,366,972 | -$5,501,952,303 | -10.73% |
| First Eagle U.S. Value | Jean-Marie Eveillard | 0.94% | 1,680,147 | $568,309,886 | $507,337,188 | -$60,972,698 | -10.73% |
| Dodge & Cox Stock Fund | V. D. Dodge, E. M. Cox | 0.05% | 271,279 | $91,760,122 | $81,915,407 | -$9,844,715 | -10.73% |
| Mairs & Power Growth Fund | Andrew R. Adams | 0.45% | 145,612 | $49,253,116 | $43,969,000 | -$5,284,116 | -10.73% |
| Aquamarine Capital | Guy Spier | 17.10% | 210,000 | $29,110,000 | $63,411,600 | +$34,301,600 | +117.83% |
| Aquamarine Zurich AG | 15.26% | 65,000 | $21,986,000 | $19,627,400 | -$2,358,600 | -10.73% | |
| Tweedy, Browne Co All Funds (US) | B. Tweedy, Ch. Browne | 1.61% | 62,719 | $21,214,702 | $18,938,629 | -$2,276,073 | -10.73% |
| Sequoia Financial Advisors | 0.10% | 60,686 | $20,527,076 | $18,324,745 | -$2,202,331 | -10.73% | |
| Giverny Capital | Francois Rochon | 0.53% | 46,702 | $15,753,986 | $14,102,136 | -$1,651,850 | -10.49% |
| Renaissance Technologies LLC | Jim Simons | 0.02% | 34,580 | $11,696,685 | $10,441,777 | -$1,254,908 | -10.73% |
| Cullen Value Fund | Jim Cullen | 0.43% | 10,628 | $3,595,044 | $3,209,231 | -$385,813 | -10.73% |
| Lindsell Train | Michael Lindsell, Nick Train | 0.10% | 7,600 | $2,570,700 | $2,294,896 | -$275,804 | -10.73% |
| Eagle Capital Management | Ravenel Boykin Curry IV | 0.78% | 6,745 | $2,281,000 | $2,036,720 | -$244,280 | -10.71% |
| Gardner Russo & Quinn | Thomas Russo | 0.02% | 5,125 | $1,733,531 | $1,547,545 | -$185,986 | -10.73% |
| Semper Augustus Investments Group | Christopher Bloomstran | 0.13% | 3,311 | $1,119,946 | $999,790 | -$120,156 | -10.73% |
| Matrix Advisors Value Fund | David Katz | 0.08% | 2,836 | $959,279 | $856,359 | -$102,920 | -10.73% |
| Torray Fund | Robert Torray | 0.09% | 1,965 | $664,661 | $593,351 | -$71,310 | -10.73% |
| Sequoia Fund | Ruane, Cunniff & Goldfarb | 0.00% | 932 | $315,249 | $281,427 | -$33,822 | -10.73% |
Frequently asked questions about AXP
Who owns the most AXP stock?
The largest holders of AXP 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 AMERICAN EXPRESS CO (AXP).
Is AXP widely held by superinvestors?
Many widely followed stocks like AXP appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly AXP 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.