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 2026-06-06 from SEC 13F data.
Live quotes available for 46 of 65 rows. Rows without a quote are marked unavailable.
| 1 | GOOG | ALPHABET INC | 9.25% | Reduce -1.4% | 842,906 | $1.01B | $1193.47 | No quote |
| 2 | GOOGL | ALPHABET INC | 9.17% | Reduce -0.6% | 825,570 | $996.53M | $1207.08 | No quote |
| 3 | BRK/A | BERKSHIRE HATHAWAY INC DELCUSIP 084670108 | 8.40% | Reduce -2.8% | 2,855 | $913.6M | No quote | No quote |
| 4 | KMX | CARMAX INC | 8.07% | Reduce -1.7% | 11,742,799 | $876.84M | $74.67 | No quote |
| 5 | AMZN | AMAZON COM INC | 6.38% | Reduce -28.3% | 346,141 | $693.32M | $2003.00 | No quote |
| 6 | MA | MASTERCARD INCORPORATED | 4.54% | Reduce -21.7% | 2,215,460 | $493.18M | $222.61 | No quote |
| 7 | JEC | JACOBS ENGR GROUP INC DEL | 4.42% | Reduce -3.2% | 6,275,926 | $480.11M | No quote | No quote |
| 8 | CACC | CREDIT ACCEP CORP MICH | 4.38% | Reduce -1.2% | 1,086,536 | $475.98M | $438.07 | No quote |
| 9 | FWONK | LIBERTY MEDIA CORP DELAWARE | 4.31% | Reduce -16.0% | 12,597,531 | $468.5M | $37.19 | No quote |
| 10 | META | FACEBOOK INC | 4.28% | Add +15.4% | 2,827,809 | $465.06M | $164.46 | No quote |
| 11 | FCAU | FIAT CHRYSLER AUTOMOBILES N | 3.95% | Add +0.0% | 24,545,223 | $429.79M | No quote | No quote |
| 12 | SCHW | SCHWAB CHARLES CORP NEW | 3.69% | Reduce -1.2% | 8,169,765 | $401.54M | $49.15 | No quote |
| 13 | TJX | TJX COS INC NEW | 3.12% | Reduce -48.3% | 3,028,362 | $339.24M | $112.02 | No quote |
| 14 | BKNG | BOOKING HLDGS INC | 3.11% | Reduce -1.9% | 170,604 | $338.48M | $1984.00 | No quote |
| 15 | BRK/B | BERKSHIRE HATHAWAY INC DELCUSIP 084670702 | 2.74% | Reduce -4.1% | 1,389,778 | $297.57M | No quote | No quote |
| 16 | LBRDK | LIBERTY BROADBAND CORP | 2.69% | Reduce -1.5% | 3,466,789 | $292.25M | $84.30 | No quote |
| 17 | AABA | ALTABA INC | 2.51% | Add +0.0% | 4,005,068 | $272.83M | No quote | No quote |
| 18 | V | VISA INC | 2.24% | Reduce -21.7% | 1,621,223 | $243.33M | $150.09 | No quote |
| 19 | MHK | MOHAWK INDS INC | 2.20% | Reduce -1.4% | 1,363,721 | $239.13M | $175.35 | No quote |
| 20 | JD | JD COM INC | 2.08% | Add +43.5% | 8,651,287 | $225.71M | $26.09 | No quote |
| 21 | WFC | WELLS FARGO CO NEW | 2.00% | Reduce -1.7% | 4,142,016 | $217.7M | $52.56 | No quote |
| 22 | BLDR | BUILDERS FIRSTSOURCE INC | 1.03% | Add +35.8% | 7,612,894 | $111.76M | $14.68 | No quote |
| 23 | LBRDA | LIBERTY BROADBAND CORP | 0.88% | Reduce -1.1% | 1,129,707 | $95.27M | $84.33 | No quote |
| 24 | GTT | GTT COMMUNICATIONS INC | 0.69% | - | 1,805,008 | $75.36M | No quote | No quote |
| 25 | BMCH | BMC STK HLDGS INC | 0.69% | - | 4,000,000 | $74.6M | No quote | No quote |
| 26 | SBGI | SINCLAIR BROADCAST GROUP INC | 0.52% | - | 2,000,000 | $56.7M | $28.35 | No quote |
| 27 | BABA | ALIBABA GROUP HLDG LTD | 0.45% | New | 300,000 | $49.43M | $164.76 | No quote |
| 28 | BIDU | BAIDU INC | 0.42% | - | 200,000 | $45.74M | $228.68 | No quote |
| 29 | YNDX | YANDEX N V | 0.28% | Add +52.9% | 910,000 | $29.93M | No quote | No quote |
| 30 | DHI | D R HORTON INC | 0.27% | Add +40.0% | 700,000 | $29.53M | $42.18 | No quote |
| 31 | RH | RH | 0.24% | - | 200,000 | $26.2M | $131.01 | No quote |
| 32 | MTH | MERITAGE HOMES CORP | 0.19% | Add +15.0% | 508,200 | $20.28M | $39.90 | No quote |
| 33 | IQ | IQIYI INC | 0.18% | Add +13.2% | 713,000 | $19.3M | No quote | No quote |
| 34 | FWONA | LIBERTY MEDIA CORP DELAWARE | 0.12% | Add +0.9% | 359,083 | $12.78M | $35.58 | No quote |
| 35 | CRESY | CRESUD S A C I F Y A | 0.08% | - | 616,883 | $8.74M | No quote | No quote |
| 36 | EXPD | EXPEDITORS INTL WASH INC | 0.07% | - | 109,267 | $8.03M | $73.53 | No quote |
| 37 | NETS | NETSHOES CAYMAN LTD | 0.06% | Add +19.7% | 2,813,166 | $6.58M | No quote | No quote |
| 38 | COST | COSTCO WHSL CORP NEW | 0.04% | Reduce -2.2% | 20,253 | $4.76M | $234.88 | No quote |
| 39 | ORLY | O REILLY AUTOMOTIVE INC NEW | 0.04% | Add +0.3% | 13,087 | $4.55M | $347.29 | No quote |
| 40 | SPSC | SPS COMM INC | 0.03% | Reduce -78.8% | 35,000 | $3.47M | No quote | No quote |
| 41 | WST | WEST PHARMACEUTICAL SVSC INC | 0.03% | Reduce -1.1% | 22,944 | $2.83M | $123.47 | No quote |
| 42 | UNP | UNION PAC CORP | 0.02% | Reduce -7.3% | 12,720 | $2.07M | $162.81 | No quote |
| 43 | EIX | EDISON INTL | 0.02% | Reduce -3.3% | 29,165 | $1.97M | No quote | No quote |
| 44 | WAT | WATERS CORP | 0.02% | - | 9,316 | $1.81M | $194.72 | No quote |
| 45 | KO | COCA COLA CO | 0.02% | Reduce -2.7% | 36,630 | $1.69M | $46.19 | No quote |
| 46 | PG | PROCTER AND GAMBLE CO | 0.01% | - | 17,760 | $1.48M | $83.22 | No quote |
| 47 | AXP | AMERICAN EXPRESS CO | 0.01% | - | 13,751 | $1.46M | $106.47 | No quote |
| 48 | GS | GOLDMAN SACHS GROUP INC | 0.01% | - | 6,421 | $1.44M | $224.26 | No quote |
| 49 | PGR | PROGRESSIVE CORP OHIO | 0.01% | Reduce -1.1% | 17,051 | $1.21M | $71.02 | No quote |
| 50 | XRAY | DENTSPLY SIRONA INC | 0.01% | Add +0.5% | 29,380 | $1.11M | $37.75 | No quote |
| 51 | AEP | AMERICAN ELEC PWR INC | 0.01% | - | 14,390 | $1.02M | $70.88 | No quote |
| 52 | EME | EMCOR GROUP INC | 0.01% | - | 9,492 | $713K | $75.12 | No quote |
| 53 | OMC | OMNICOM GROUP INC | 0.01% | Reduce -27.9% | 9,466 | $644K | $68.03 | No quote |
| 54 | PRI | PRIMERICA INC | 0.01% | - | 4,727 | $570K | $120.58 | No quote |
| 55 | TRMB | TRIMBLE INC | 0.00% | - | 12,213 | $531K | $43.48 | No quote |
| 56 | IDXX | IDEXX LABS INC | 0.00% | Reduce -11.0% | 1,592 | $397K | $249.37 | No quote |
| 58 | FAST | FASTENAL CO | 0.00% | - | 5,026 | $292K | $58.10 | No quote |
| 57 | CARG | CARGURUS INC | 0.00% | New | 5,248 | $292K | No quote | No quote |
| 59 | AAPL | APPLE INC | 0.00% | New | 1,000 | $226K | $226.00 | No quote |
| 60 | RMNI | RIMINI STR INC DEL | 0.00% | New | 10,495 | $66K | $6.29 | No quote |
| 61 | LND | BRASILAGRO BRAZILIAN AGRIC R | 0.00% | Add +40.9% | 18,965 | $63K | No quote | No quote |
| 65 | SECO | SECOO HLDG LTD | - | Sold | 0 | $0 | No quote | No quote |
| 64 | JPMWS | JPMORGAN CHASE & CO | - | Sold | 0 | $0 | No quote | No quote |
| 63 | IRCP | IRSA PROPIEDADES COMERCIALES | - | Sold | 0 | $0 | No quote | No quote |
| 62 | IRS | IRSA INVERSIONES Y REP S A | - | Sold | 0 | $0 | No quote | No quote |