Ruane Cunniff's portfolio and holdings - Aug 2025

As per corporate shareholdings filed for , people matching Ruane Cunniff publicly holds 40 stocks with a net worth of over US$ 5.8 B.

These are shares held by Ruane Cunniff as per the shareholding data filed with the exchanges. The latest quarter tends to have missing data since not all companies may have reported their shareholding data till now.

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Stock Name Holders Name Current Price US$ Quantity Held Holding Percent Change from Previous Qtr Holding Value US$ History
ATAI Life Sciences N.V. Ruane, Cunniff & Goldfarb L.P. 4.05 42,112 0.02% 0.00 170.6 K
Credit Acceptance Corp. Ruane, Cunniff & Goldfarb L.P. 474.56 584,025 5.20% -0.53 277.2 M
Charter Communications Inc. - Ordinary Shares - Class A Ruane, Cunniff & Goldfarb L.P. 266.81 386,614 0.28% -0.01 103.2 M
Expeditors International Of Washington, Inc. Ruane, Cunniff & Goldfarb L.P. 120.01 21,902 0.02% 0.00 2.6 M
Liberty Media Corp. - Ordinary Shares (Tracking Stock -Liberty Formula 1) Series A Ruane, Cunniff & Goldfarb L.P. 90.19 748,343 0.30% 0.00 67.5 M
Liberty Media Corp. - Ordinary Shares (Tracking Stock -Liberty Formula 1) Series C Ruane, Cunniff & Goldfarb L.P. 100.81 5,610,983 2.24% -0.06 565.6 M
Alphabet Inc - Ordinary Shares - Class C Ruane, Cunniff & Goldfarb L.P. 204.29 1,286,121 0.01% 0.00 262.7 M
Alphabet Inc - Ordinary Shares - Class A Ruane, Cunniff & Goldfarb L.P. 203.50 2,366,319 0.02% 0.00 481.5 M
Icon Plc Ruane, Cunniff & Goldfarb L.P. 178.56 1,708,183 2.20% 0.58 305.0 M
Liberty Broadband Corp - Ordinary Shares - Series A Ruane, Cunniff & Goldfarb L.P. 60.99 668,807 0.47% 0.00 40.8 M
Liberty Broadband Corp - Ordinary Shares - Series C Ruane, Cunniff & Goldfarb L.P. 61.38 1,889,287 1.32% -0.34 116.0 M
Meta Platforms Inc - Ordinary Shares - Class A Ruane, Cunniff & Goldfarb L.P. 767.37 397,558 0.02% 0.00 305.1 M
Microsoft Corporation Ruane, Cunniff & Goldfarb L.P. 517.10 689 0.00% 0.00 356.3 K
Micron Technology Inc. Ruane, Cunniff & Goldfarb L.P. 123.55 2,162 0.00% NEW 267.1 K
Netflix Inc. Ruane, Cunniff & Goldfarb L.P. 1245.09 606 0.00% 0.00 754.5 K
Rimini Street Inc. Ruane, Cunniff & Goldfarb L.P. 4.03 37,955 0.04% 0.00 153.0 K
Sinclair Inc - Ordinary Shares - Class A Ruane, Cunniff & Goldfarb L.P. 13.76 17,959 0.03% 0.00 247.1 K
Bio-Techne Corp Ruane, Cunniff & Goldfarb L.P. 53.29 152,417 0.10% NEW 8.1 M
Amentum Holdings Inc. Ruane, Cunniff & Goldfarb L.P. 25.13 2,441,743 1.00% 0.02 61.4 M
American Express Co. Ruane, Cunniff & Goldfarb L.P. 307.05 932 0.00% 0.00 286.2 K
Berkshire Hathaway Inc. - Ordinary Shares - Class A Ruane, Cunniff & Goldfarb L.P. 718052.35 117 0.01% 0.00 84.0 M
Berkshire Hathaway Inc. - Ordinary Shares - Class B Ruane, Cunniff & Goldfarb L.P. 478.52 326,841 0.02% 0.00 156.4 M
Capital One Financial Corp. Ruane, Cunniff & Goldfarb L.P. 216.20 2,117,016 0.33% 0.00 457.7 M
Copa Holdings S.A. - Ordinary Shares - Class A Ruane, Cunniff & Goldfarb L.P. 116.44 2,555 0.01% 0.00 297.5 K
Dollar General Corp. Ruane, Cunniff & Goldfarb L.P. 112.30 2,144 0.00% NEW 240.8 K
Elevance Health Inc Ruane, Cunniff & Goldfarb L.P. 309.32 1,095,655 0.49% -0.01 338.9 M
Equitable Holdings Inc Ruane, Cunniff & Goldfarb L.P. 53.00 40,728 0.01% 0.00 2.2 M
Ferguson Plc. Ruane, Cunniff & Goldfarb L.P. 231.11 1,000 0.00% NEW 231.1 K
Group 1 Automotive, Inc. Ruane, Cunniff & Goldfarb L.P. 445.79 3,350 0.03% 0.00 1.5 M
Intercontinental Exchange Inc Ruane, Cunniff & Goldfarb L.P. 177.94 2,768,977 0.48% 0.00 492.7 M
Jacobs Solutions Inc Ruane, Cunniff & Goldfarb L.P. 146.79 1,072,124 0.90% -0.09 157.4 M
Carmax Inc Ruane, Cunniff & Goldfarb L.P. 58.45 6,280 0.00% 0.00 367.1 K
Lithia Motors, Inc. - Ordinary Shares - Class A Ruane, Cunniff & Goldfarb L.P. 304.57 2,716 0.01% 0.00 827.2 K
MSA Safety Inc Ruane, Cunniff & Goldfarb L.P. 170.45 949,067 2.42% NEW 161.8 M
Republic Services, Inc. Ruane, Cunniff & Goldfarb L.P. 232.43 817 0.00% NEW 189.9 K
Charles Schwab Corp. Ruane, Cunniff & Goldfarb L.P. 96.17 6,598,822 0.36% -0.01 634.6 M
S&P Global Inc Ruane, Cunniff & Goldfarb L.P. 551.21 531 0.00% 0.00 292.7 K
Stellantis N.V Ruane, Cunniff & Goldfarb L.P. 9.68 39,677 0.00% 0.00 384.1 K
Taiwan Semiconductor Manufacturing - ADR Ruane, Cunniff & Goldfarb L.P. 241.41 1,917,681 0.04% 0.00 462.9 M
Unitedhealth Group Inc Ruane, Cunniff & Goldfarb L.P. 308.49 763,439 0.08% -0.01 235.5 M
Builders Firstsource Inc Ruane Cunniff 136.52 - Investor holds below 1%
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