Ruane Cunniff LP
As of Q2 2026, Ruane Cunniff LP reported 54 long-equity positions worth $6.43B in aggregate.
Copy-investor backtest
- Latest quarter
- +7.41%
- 1-year
- +18.19%
- 3-year
- +55.96%
- 5-year
- +39.17%
- 3-year vs S&P 500
- -17.27%
- 5-year vs S&P 500
- -34.51%
- 5-year top 5
- +41.90%
Return from mechanically copying the disclosed 13F equity portfolio after each filing and rebalancing at the next. The vs S&P 500 figures subtract SPY over that manager's own rebalance dates, so both sides cover the same days; both are price return, excluding dividends. Method & limitations.
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Updated 2026-09-12 from SEC 13F data.
Live quotes available for 111 of 161 rows. Rows without a quote are marked unavailable.
| 1 | VRX | Valeant Pharmaceuticals Intern | 23.97% | - | 34,494,015 | $4.53B | No quote | No quote |
| 2 | BRK-A | Berkshire Hathaway - Cl A | 11.20% | - | 10,223 | $2.12B | $206900.03 | No quote |
| 3 | TJX | TJX Cos - New | 9.51% | - | 30,332,526 | $1.79B | $59.17 | No quote |
| 4 | FAST | Fastenal Co | 5.73% | - | 24,086,459 | $1.08B | $44.90 | No quote |
| 5 | PCP | Precision Castparts Corp | 3.84% | - | 3,064,648 | $725.95M | No quote | No quote |
| 6 | BRK-B | Berkshire Hathaway - Cl B | 3.60% | - | 4,916,475 | $679.16M | $138.14 | No quote |
| 7 | IDXX | Idexx Laboratories Corp. | 3.24% | - | 5,197,081 | $612.37M | $117.83 | No quote |
| 8 | ORLY | O Reilly Automotive Inc | 2.89% | - | 3,634,125 | $546.43M | $150.36 | No quote |
| 9 | MA | Mastercard Inc | 2.13% | - | 5,446,115 | $402.58M | $73.92 | No quote |
| 10 | MHK | Mohawk Industries | 2.02% | - | 2,830,730 | $381.64M | $134.82 | No quote |
| 11 | GOOGL | Google Inc Cl A | 1.83% | - | 588,466 | $346.26M | $588.41 | No quote |
| 12 | GOOG | Google Inc Cl C | 1.81% | - | 591,684 | $341.62M | $577.36 | No quote |
| 13 | IBM | IBM | 1.42% | - | 1,415,603 | $268.72M | $189.83 | No quote |
| 14 | PRGO | Perrigo Co PLC | 1.36% | - | 1,710,706 | $256.93M | $150.19 | No quote |
| 15 | RRC | Range Resources Corp | 1.30% | - | 3,607,242 | $244.61M | $67.81 | No quote |
| 16 | PX | Praxair | 1.29% | - | 1,892,547 | $244.14M | No quote | No quote |
| 17 | V | Visa Inc Class A | 1.26% | - | 1,115,595 | $238.04M | $213.37 | No quote |
| 18 | WKC | World Fuel Services Corp | 1.25% | - | 5,926,035 | $236.57M | No quote | No quote |
| 19 | GS | Goldman Sachs Group Inc | 1.23% | - | 1,265,593 | $232.33M | $183.57 | No quote |
| 20 | AAP | Advance Auto Parts | 1.15% | - | 1,673,207 | $218.02M | $130.30 | No quote |
| 21 | SIRO | Sirona Dental Systems Inc | 1.15% | - | 2,833,679 | $217.29M | No quote | No quote |
| 22 | TIF | Tiffany & Co | 1.10% | - | 2,147,983 | $206.87M | No quote | No quote |
| 23 | WAT | Waters Corp | 1.08% | - | 2,050,578 | $203.25M | $99.12 | No quote |
| 24 | CAB | Cabelas Inc. Cl A | 1.07% | - | 3,414,658 | $201.12M | No quote | No quote |
| 25 | OMC | Omnicom Group | 1.05% | - | 2,868,999 | $197.56M | $68.86 | No quote |
| 26 | JEC | Jacobs Engineering Group Inc | 1.02% | - | 3,935,406 | $192.13M | No quote | No quote |
| 27 | PRI | Primerica Inc | 0.95% | - | 3,721,085 | $179.43M | $48.22 | No quote |
| 28 | WMT | Wal-Mart Stores | 0.90% | - | 2,209,841 | $168.99M | $76.47 | No quote |
| 29 | SWN | Southwestern Energy Co | 0.66% | - | 3,566,435 | $124.65M | No quote | No quote |
| 30 | AXP | American Express | 0.65% | - | 1,399,011 | $122.47M | $87.54 | No quote |
| 31 | DHR | Danaher Corp. | 0.59% | - | 1,467,303 | $111.49M | $75.98 | No quote |
| 32 | TRMB | Trimble Navigation Ltd. | 0.55% | - | 3,412,462 | $104.08M | $30.50 | No quote |
| 33 | QIHU | Qihoo 360 Technology Co. ADR | 0.54% | - | 1,500,000 | $101.21M | No quote | No quote |
| 34 | COST | Costco Wholesale Corp | 0.49% | - | 739,699 | $92.7M | $125.32 | No quote |
| 35 | BRO | Brown & Brown Inc. | 0.45% | - | 2,648,208 | $85.14M | $32.15 | No quote |
| 36 | IACID | IAC Interactivecorp | 0.42% | - | 1,200,210 | $79.09M | No quote | No quote |
| 37 | ORCL | Oracle Corp. | 0.35% | - | 1,750,063 | $66.99M | $38.28 | No quote |
| 38 | EME | Emcor Group Inc | 0.35% | - | 1,662,959 | $66.45M | $39.96 | No quote |
| 39 | CNSWF | Constellation Software Inc. | 0.34% | - | 256,800 | $64.69M | $251.92 | No quote |
| 40 | YNDX | Yandex NV Shs | 0.29% | - | 2,000,048 | $55.59M | No quote | No quote |
| 41 | HXL | Hexcel Corp | 0.25% | - | 1,181,280 | $46.9M | $39.70 | No quote |
| 42 | WST | West Pharmaceutical Svcs Inc C | 0.24% | - | 1,028,465 | $46.03M | $44.76 | No quote |
| 43 | KO | Coca Cola Co. | 0.24% | - | 1,042,818 | $44.49M | $42.66 | No quote |
| 44 | IBKR | Interactive Brokers Group Inc | 0.23% | - | 1,736,264 | $43.32M | $24.95 | No quote |
| 45 | MHP | McGraw Hill | 0.23% | - | 505,730 | $42.71M | No quote | No quote |
| 46 | WUBA | 58.com Inc ADR | 0.19% | - | 973,085 | $36.25M | No quote | No quote |
| 47 | PXD | Pioneer Natural Resources Co. | 0.18% | - | 174,903 | $34.45M | No quote | No quote |
| 48 | RBA | Ritchie Bros Auctioneers Inc | 0.16% | - | 1,324,170 | $29.65M | No quote | No quote |
| 49 | CNQ | Canadian Natural Resources | 0.16% | - | 759,123 | $29.48M | $38.84 | No quote |
| 50 | CFX | Colfax Corp | 0.15% | - | 501,400 | $28.57M | No quote | No quote |
| 51 | ATHN | Athenahealth Inc. | 0.14% | - | 200,000 | $26.34M | No quote | No quote |
| 52 | QCOM | Qualcomm Inc | 0.12% | - | 302,382 | $22.61M | $74.77 | No quote |
| 53 | GRPN | Groupon Inc. | 0.11% | - | 3,001,417 | $20.05M | No quote | No quote |
| 54 | PEP | PepsiCo | 0.09% | - | 188,815 | $17.58M | $93.09 | No quote |
| 55 | WFC | Wells Fargo & Co. New | 0.08% | - | 294,530 | $15.28M | $51.87 | No quote |
| 56 | PG | Procter & Gamble | 0.08% | - | 171,316 | $14.35M | $83.74 | No quote |
| 57 | GLRE | Greenlight Capital Re Ltd Cl A | 0.08% | - | 441,764 | $14.32M | No quote | No quote |
| 58 | MCD | McDonalds | 0.07% | - | 137,542 | $13.04M | $94.81 | No quote |
| 59 | UNP | Union Pacific | 0.06% | - | 100,846 | $10.93M | $108.42 | No quote |
| 60 | BAC | Bank of America Corp | 0.05% | - | 538,077 | $9.17M | $17.05 | No quote |
| 61 | MRC | MRC Global Inc. | 0.05% | - | 372,000 | $8.68M | No quote | No quote |
| 62 | REXI | Resource America Inc Cl A | 0.04% | - | 897,297 | $8.35M | No quote | No quote |
| 63 | XOM | Exxon Mobil Corp | 0.04% | - | 88,742 | $8.35M | $94.05 | No quote |
| 64 | JNJ | Johnson & Johnson | 0.04% | - | 76,259 | $8.13M | $106.58 | No quote |
| 65 | INWK | Innerworkings Inc Com | 0.04% | - | 1,000,000 | $8.09M | No quote | No quote |
| 66 | PM | Philip Morris Intl Inc. | 0.04% | - | 95,165 | $7.94M | $83.40 | No quote |
| 67 | CAT | Caterpillar | 0.04% | - | 68,871 | $6.82M | $99.03 | No quote |
| 68 | CRESY | Cresud SACIFYA Spon ADR Repstg | 0.03% | - | 605,247 | $6.6M | No quote | No quote |
| 69 | SLB | Schlumberger Ltd | 0.03% | - | 64,536 | $6.56M | $101.70 | No quote |
| 70 | ZTS | Zoetis Inc. | 0.03% | - | 173,322 | $6.4M | $36.95 | No quote |
| 71 | GE | General Electric | 0.03% | - | 242,101 | $6.2M | $25.62 | No quote |
| 72 | COP | ConocoPhillips | 0.03% | - | 79,026 | $6.05M | $76.52 | No quote |
| 73 | LLTC | Linear Technology Group | 0.03% | - | 136,184 | $6.05M | No quote | No quote |
| 74 | EXPD | Expeditors Int'l of Wash. Inc. | 0.03% | - | 137,524 | $5.58M | $40.58 | No quote |
| 75 | DIS | Disney Walt | 0.03% | - | 57,374 | $5.11M | $89.03 | No quote |
| 76 | GIS | General Mills | 0.03% | - | 100,567 | $5.07M | $50.45 | No quote |
| 77 | DD | Du Pont E I De Nemours & Co. | 0.02% | - | 60,762 | $4.36M | $71.76 | No quote |
| 78 | MO | Altria Group Inc | 0.02% | - | 85,174 | $3.91M | $45.94 | No quote |
| 79 | DEO | Diageo PLC Sponsored ADR | 0.02% | - | 32,250 | $3.72M | $115.41 | No quote |
| 80 | DTV | DirectTV | 0.02% | - | 42,854 | $3.71M | No quote | No quote |
| 81 | VRSK | Verisk Analytics Class A | 0.02% | - | 59,380 | $3.62M | $60.90 | No quote |
| 82 | NVO | Novo Nordisk A/S ADR | 0.02% | - | 75,642 | $3.6M | $47.62 | No quote |
| 83 | RY | Royal Bk CDA Montreal Que | 0.02% | - | 50,400 | $3.6M | No quote | No quote |
| 84 | PSX | Phillips 66 | 0.02% | - | 39,491 | $3.21M | $81.31 | No quote |
| 85 | JPM | JP Morgan Chase & Co. | 0.02% | - | 50,299 | $3.03M | $60.24 | No quote |
| 86 | MSFT | Microsoft | 0.02% | - | 63,309 | $2.94M | $46.36 | No quote |
| 87 | HD | Home Depot | 0.01% | - | 28,796 | $2.64M | $91.75 | No quote |
| 88 | HTLD | Heartland Express | 0.01% | - | 101,057 | $2.42M | $23.96 | No quote |
| 89 | EIX | Edison International | 0.01% | - | 42,900 | $2.4M | No quote | No quote |
| 90 | K | Kellogg Co. | 0.01% | - | 38,500 | $2.37M | No quote | No quote |
| 91 | FITB | Fifth Third Bancorp | 0.01% | - | 114,508 | $2.29M | $20.02 | No quote |
| 92 | GHC | Graham Holdings Co. | 0.01% | - | 3,248 | $2.27M | $699.51 | No quote |
| 93 | DOW | Dow Chemical | 0.01% | - | 41,000 | $2.15M | $52.44 | No quote |
| 94 | CVS | CVS Corp. | 0.01% | - | 26,553 | $2.11M | $79.58 | No quote |
| 95 | SFUN | Soufun Holdings LTD ADR | 0.01% | - | 200,000 | $1.99M | No quote | No quote |
| 96 | KFT | Mondelez International | 0.01% | - | 56,710 | $1.94M | No quote | No quote |
| 97 | PGR | Progressive Corp. Ohio | 0.01% | - | 64,940 | $1.64M | $25.28 | No quote |
| 98 | RDSA | Royal Dutch Shell PLC Spon ADR | 0.01% | - | 21,299 | $1.62M | No quote | No quote |
| 99 | LII | Lennox International Inc. | 0.01% | - | 19,584 | $1.51M | $76.85 | No quote |
| 100 | AAPL | Apple Computer | 0.01% | - | 13,720 | $1.38M | $100.73 | No quote |
| 101 | USB | U.S. Bancorp New - Del. | 0.01% | - | 28,452 | $1.19M | $41.82 | No quote |
| 102 | STI | Suntrust Banks | 0.01% | - | 31,203 | $1.19M | No quote | No quote |
| 103 | SHW | Sherwin Williams Co. | 0.01% | - | 5,307 | $1.16M | $218.96 | No quote |
| 104 | CNQR | Concur Technologies Inc | 0.01% | - | 8,974 | $1.14M | No quote | No quote |
| 105 | CB | Chubb | 0.01% | - | 11,922 | $1.09M | $91.09 | No quote |
| 106 | KRFT | Kraft Foods Group Inc. | 0.01% | - | 18,158 | $1.02M | No quote | No quote |
| 107 | HDB | HDFC Bank Ltd ADR Repstg 3 Shs | 0.00% | - | 18,166 | $846K | $46.57 | No quote |
| 108 | AEP | American Electric Power | 0.00% | - | 15,420 | $805K | $52.20 | No quote |
| 109 | ALL | Allstate | 0.00% | - | 12,000 | $736K | $61.33 | No quote |
| 110 | NVS | Novartis AG - Sponsored ADR | 0.00% | - | 7,772 | $732K | $94.18 | No quote |
| 111 | CVX | ChevronTexaco Corp | 0.00% | - | 5,998 | $716K | $119.37 | No quote |
| 112 | ROP | Roper Industries Inc New | 0.00% | - | 4,465 | $653K | $146.25 | No quote |
| 113 | INTC | Intel Corp | 0.00% | - | 17,511 | $610K | $34.84 | No quote |
| 114 | MDT | Medtronic Inc | 0.00% | - | 9,700 | $601K | $61.96 | No quote |
| 115 | ACGL | Arch Capital Group Ltd | 0.00% | - | 10,788 | $590K | $54.69 | No quote |
| 116 | IEX | Idex Corp | 0.00% | - | 7,985 | $578K | $72.39 | No quote |
| 117 | LOW | Lowe's Companies | 0.00% | - | 10,314 | $546K | $52.94 | No quote |
| 118 | ADP | Automatic Data Processing | 0.00% | - | 6,091 | $506K | $83.07 | No quote |
| 119 | LMT | Lockheed Martin Corp. | 0.00% | - | 2,750 | $503K | $182.91 | No quote |
| 120 | RSG | Republic Services Inc Cl A | 0.00% | - | 12,606 | $492K | No quote | No quote |
| 121 | RYAAY | Ryanair Hldgs PLC Spon ADR | 0.00% | - | 8,121 | $458K | $56.40 | No quote |
| 122 | C | Citigroup Inc | 0.00% | - | 8,706 | $451K | $51.80 | No quote |
| 123 | PSA | Public Storage Inc. | 0.00% | - | 2,493 | $413K | $165.66 | No quote |
| 124 | LUK | Leucadia Nat'l | 0.00% | - | 16,971 | $405K | No quote | No quote |
| 126 | CMCSK | Comcast Corp. Spl Cl A | 0.00% | - | 7,474 | $400K | No quote | No quote |
| 125 | BBBYQ | Bed Bath & Beyond Inc | 0.00% | - | 6,080 | $400K | No quote | No quote |
| 127 | CET | Central Securities Corp | 0.00% | - | 17,128 | $394K | $23.00 | No quote |
| 128 | ESRX | Express Scripts Holding Co. | 0.00% | - | 5,372 | $379K | No quote | No quote |
| 129 | TMO | Thermo Electron | 0.00% | - | 3,101 | $377K | $121.57 | No quote |
| 130 | SEIC | SEI Investments Co | 0.00% | - | 10,000 | $362K | $36.20 | No quote |
| 131 | VZ | Verizon Communications | 0.00% | - | 7,109 | $355K | $49.94 | No quote |
| 132 | SRCL | Stericycle Inc. | 0.00% | - | 3,000 | $350K | No quote | No quote |
| 133 | RHI | Robert Half Internat'l | 0.00% | - | 7,000 | $343K | $49.00 | No quote |
| 134 | EMR | Emerson Electric | 0.00% | - | 5,380 | $337K | $62.64 | No quote |
| 135 | BBY | Best Buy Company Inc | 0.00% | - | 10,000 | $336K | $33.60 | No quote |
| 136 | PFE | Pfizer | 0.00% | - | 10,967 | $324K | $29.54 | No quote |
| 137 | TROW | Price T Rowe Group Inc | 0.00% | - | 4,045 | $317K | $78.37 | No quote |
| 138 | WPP | WPP PLC New ADR | 0.00% | - | 3,124 | $314K | No quote | No quote |
| 139 | AMAT | Applied Materials | 0.00% | - | 13,692 | $296K | $21.62 | No quote |
| 140 | MBGAF | Daimler-Chrysler AG | 0.00% | - | 3,864 | $295K | No quote | No quote |
| 141 | MMM | 3M Company | 0.00% | - | 2,021 | $286K | $141.51 | No quote |
| 142 | MRK | Merck & Co. | 0.00% | - | 4,784 | $284K | $59.36 | No quote |
| 143 | INDY | Ishares India 50 ETF | 0.00% | - | 8,910 | $264K | No quote | No quote |
| 144 | DVN | Devon Energy Corporation New | 0.00% | - | 3,645 | $249K | $68.31 | No quote |
| 145 | BP | BP Amoco PLC ADR | 0.00% | - | 5,548 | $244K | $43.98 | No quote |
| 146 | JCP | JC Penney | 0.00% | - | 24,000 | $241K | No quote | No quote |
| 147 | TECH | Bio-Techne Corp | 0.00% | - | 2,540 | $238K | $93.70 | No quote |
| 148 | CL | Colgate Palmolive Co. | 0.00% | - | 3,548 | $231K | $65.11 | No quote |
| 149 | AMGN | Amgen | 0.00% | - | 1,617 | $227K | $140.38 | No quote |
| 151 | KMP | Kinder Morgan Energy Partners | 0.00% | - | 2,400 | $224K | No quote | No quote |
| 150 | BA | Boeing | 0.00% | - | 1,756 | $224K | $127.56 | No quote |
| 152 | - | Jardine Matheson Hldgs (U$.25CUSIP G50736100 | 0.00% | - | 3,600 | $223K | No quote | No quote |
| 153 | UTX | United Technologies | 0.00% | - | 2,033 | $215K | No quote | No quote |
| 154 | EBAY | Ebay Inc | 0.00% | - | 3,785 | $214K | $56.54 | No quote |
| 155 | TRV | Travelers Companies Inc. | 0.00% | - | 2,262 | $212K | $93.72 | No quote |
| 156 | T | AT&T Inc | 0.00% | - | 5,780 | $204K | $35.29 | No quote |
| 157 | ENR | Energizer Holdings Inc | 0.00% | - | 1,644 | $203K | $123.48 | No quote |
| 158 | ITW | Illinois Tool Works | 0.00% | - | 2,374 | $200K | $84.25 | No quote |
| 159 | ITUB | ITAU Unibanco Holdings S.A. AD | 0.00% | - | 14,168 | $197K | $13.90 | No quote |
| 160 | - | Acacia Conservation FundCUSIP 003993144 | 0.00% | - | 140,516 | $141K | No quote | No quote |
| 161 | YBTVQ | Young Broadcasting Inc Cl A | 0.00% | - | 144,865 | $0 | No quote | No quote |