Stephen Mandel - Lone Pine Capital
As of Q2 2026, Stephen Mandel reported 34 long-equity positions worth $16.36B in aggregate.
Copy-investor backtest
- Latest quarter
- +4.81%
- 1-year
- +0.17%
- 3-year
- +87.28%
- 5-year
- +14.37%
- 3-year vs S&P 500
- +14.05%
- 5-year vs S&P 500
- -59.31%
- 5-year top 5
- +11.49%
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 24 of 47 rows. Rows without a quote are marked unavailable.
| 1 | SHOP | SHOPIFY INC | 8.03% | Add +0.2% | 1,673,742 | $1.59B | $949.20 | |
| 2 | PYPL | PAYPAL HLDGS INC | 6.49% | Add +40.1% | 7,377,343 | $1.29B | $174.23 | |
| 3 | MSFT | MICROSOFT CORP | 6.41% | Add +5.3% | 6,234,794 | $1.27B | $203.51 | |
| 4 | AMZN | AMAZON COM INC | 6.38% | Reduce -21.5% | 457,541 | $1.26B | $2758.82 | |
| 5 | META | FACEBOOK INC | 6.04% | Add +49.1% | 5,266,975 | $1.2B | $227.07 | |
| 6 | BKNG | BOOKING HOLDINGS INC | 4.80% | New | 596,133 | $949.25M | $1592.34 | |
| 7 | HUM | HUMANA INC | 4.75% | Add +12.0% | 2,424,024 | $939.92M | $387.75 | |
| 8 | UNH | UNITEDHEALTH GROUP INC | 4.51% | Reduce -34.5% | 3,024,039 | $891.94M | $294.95 | |
| 9 | GPN | GLOBAL PMTS INC | 4.10% | Reduce -3.3% | 4,789,516 | $812.4M | $169.62 | |
| 10 | ADBE | ADOBE INC | 4.00% | Reduce -31.5% | 1,818,713 | $791.7M | $435.31 | |
| 11 | TDG | TRANSDIGM GROUP INC | 3.91% | Add +125.6% | 1,750,708 | $773.9M | $442.05 | |
| 12 | NFLX | NETFLIX INC | 3.69% | Reduce -33.4% | 1,606,202 | $730.89M | $455.04 | |
| 13 | NOW | SERVICENOW INC | 3.66% | Add +30.7% | 1,789,035 | $724.67M | $405.06 | |
| 14 | MA | MASTERCARD INCORPORATED | 3.29% | Reduce -4.6% | 2,204,271 | $651.8M | $295.70 | |
| 15 | COF | CAPITAL ONE FINL CORP | 3.25% | New | 10,278,292 | $643.32M | $62.59 | |
| 16 | DDOG | DATADOG INC | 3.00% | New | 6,832,849 | $594.12M | $86.95 | |
| 17 | COUP | COUPA SOFTWARE INC | 2.97% | - | 2,124,340 | $588.53M | No quote | No quote |
| 18 | CRM | SALESFORCE COM INC | 2.88% | New | 3,045,252 | $570.47M | $187.33 | |
| 19 | ADSK | AUTODESK INC | 2.53% | Reduce -48.0% | 2,091,892 | $500.36M | $239.19 | |
| 20 | MTCH | MATCH GROUP INC | 2.50% | Reduce -32.5% | 4,623,794 | $494.98M | $107.05 | |
| 21 | V | VISA INC | 2.35% | Reduce -27.6% | 2,411,124 | $465.76M | $193.17 | |
| 22 | CDAY | CERIDIAN HCM HLDG INC | 2.31% | Add +77.5% | 5,758,477 | $456.47M | No quote | No quote |
| 23 | ZM | ZOOM VIDEO COMMUNICATIONS IN | 2.16% | New | 1,687,453 | $427.84M | $253.54 | |
| 24 | LB | L BRANDS INC | 1.99% | - | 26,265,094 | $393.19M | No quote | No quote |
| 25 | VXXB | BARCLAYS BK PLC | 1.63% | Add +5.6% | 9,500,000 | $322.53M | No quote | No quote |
| 26 | DXCM | DEXCOM INC | 0.70% | New | 339,546 | $137.65M | $405.40 | |
| 27 | HWM | HOWMET AEROSPACE INC | 0.63% | New | 7,888,593 | $125.03M | $15.85 | |
| 28 | CVNA | CARVANA CO | 0.52% | Reduce -83.3% | 849,665 | $102.13M | $120.20 | |
| 29 | DFS | DISCOVER FINL SVCS | 0.52% | New | 2,035,812 | $101.97M | No quote | No quote |
| 47 | UA | UNDER ARMOUR INC | - | Sold | 0 | $0 | No quote | No quote |
| 46 | UAA | UNDER ARMOUR INC | - | Sold | 0 | $0 | No quote | No quote |
| 45 | SQ | SQUARE INC | - | Sold | 0 | $0 | No quote | No quote |
| 44 | SE | SEA LTD | - | Sold | 0 | $0 | No quote | No quote |
| 43 | MDLA | MEDALLIA INC | - | Sold | 0 | $0 | No quote | No quote |
| 42 | LKNCY | LUCKIN COFFEE INC | - | Sold | 0 | $0 | No quote | No quote |
| 41 | LYV | LIVE NATION ENTERTAINMENT IN | - | Sold | 0 | $0 | No quote | No quote |
| 40 | IAC | IAC INTERACTIVECORP | - | Sold | 0 | $0 | No quote | No quote |
| 39 | HUBS | HUBSPOT INC | - | Sold | 0 | $0 | No quote | No quote |
| 38 | HLT | HILTON WORLDWIDE HLDGS INC | - | Sold | 0 | $0 | No quote | No quote |
| 37 | EFX | EQUIFAX INC | - | Sold | 0 | $0 | No quote | No quote |
| 36 | CHWY | CHEWY INC | - | Sold | 0 | $0 | No quote | No quote |
| 35 | CP | CANADIAN PAC RY LTD | - | Sold | 0 | $0 | No quote | No quote |
| 34 | CDNS | CADENCE DESIGN SYSTEM INC | - | Sold | 0 | $0 | No quote | No quote |
| 33 | TEAM | ATLASSIAN CORP PLC | - | Sold | 0 | $0 | No quote | No quote |
| 32 | ARNC | ARCONIC INC | - | Sold | 0 | $0 | No quote | No quote |
| 31 | PLAN | ANAPLAN INC | - | Sold | 0 | $0 | No quote | No quote |
| 30 | BABA | ALIBABA GROUP HLDG LTD | - | Sold | 0 | $0 | No quote | No quote |