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Focused investors/Stephen Mandel

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 25 of 33 rows. Rows without a quote are marked unavailable.

1MSFTMICROSOFT CORP6.52%Add +3.5%12,504,471$1.23B$98.61No quote
2BABAALIBABA GROUP HLDG LTD6.27%Add +6.9%6,394,697$1.19B$185.53No quote
3ATVIACTIVISION BLIZZARD INC5.75%Reduce -2.0%14,257,637$1.09BNo quoteNo quote
4ADBEADOBE SYS INC5.75%Reduce -21.1%4,456,362$1.09B$243.81No quote
5BKNGBOOKING HLDGS INC5.69%Add +4.6%531,060$1.08B$2027.09No quote
6UNHUNITEDHEALTH GROUP INC5.35%Reduce -3.1%4,121,415$1.01B$245.34No quote
7IQVIQVIA HLDGS INC5.34%Add +2.3%10,120,122$1.01B$99.82No quote
8EAELECTRONIC ARTS INC4.71%Reduce -11.5%6,317,420$890.88M$141.02No quote
9STZCONSTELLATION BRANDS INC4.49%Reduce -20.0%3,877,836$848.74M$218.87No quote
10CSXCSX CORP4.45%Reduce -1.3%13,192,235$841.4M$63.78No quote
11GOOGALPHABET INC3.88%Add +1.2%657,803$733.88M$1115.65No quote
12TRUTRANSUNION3.84%Reduce -13.7%10,129,801$725.7M$71.64No quote
13AMZNAMAZON COM INC3.82%Reduce -26.5%424,704$721.91M$1699.80No quote
14METAFACEBOOK INC3.50%Reduce -55.8%3,404,550$661.57M$194.32No quote
15MELIMERCADOLIBRE INC3.43%Add +33.8%2,172,531$649.44M$298.93No quote
16WYNNWYNN RESORTS LTD3.36%Add +68.0%3,798,454$635.63M$167.34No quote
17DLTRDOLLAR TREE INC3.25%Add +14.0%7,233,575$614.85M$85.00No quote
18TDGTRANSDIGM GROUP INC3.22%Add +24.9%1,761,813$608.07M$345.14No quote
19SBACSBA COMMUNICATIONS CORP NEW3.06%Add +3.6%3,508,194$579.27M$165.12No quote
20PYPLPAYPAL HLDGS INC2.78%Reduce -40.7%6,320,681$526.32M$83.27No quote
21CPCANADIAN PAC RY LTD2.77%New2,861,578$523.73M$183.02No quote
22NOWSERVICENOW INC2.75%Add +12.6%3,014,253$519.87M$172.47No quote
23NVDANVIDIA CORP2.67%New2,134,768$505.73M$236.90No quote
24FLTFLEETCOR TECHNOLOGIES INC1.13%Reduce -12.0%1,012,996$213.39MNo quoteNo quote
25SQSQUARE INC0.88%-2,694,573$166.09MNo quoteNo quote
26MHKMOHAWK INDS INC0.54%New477,072$102.22M$214.27No quote
27PAGSPAGSEGURO DIGITAL LTD0.47%Add +75.0%3,189,119$88.5M$27.75No quote
28SESEA LTD0.31%-3,963,222$59.45M$15.00No quote
33TSMTAIWAN SEMICONDUCTOR MFG LTD-Sold0$0No quoteNo quote
32TMUST MOBILE US INC-Sold0$0No quoteNo quote
31EXASEXACT SCIENCES CORP-Sold0$0No quoteNo quote
30AVGOBROADCOM LTD-Sold0$0No quoteNo quote
29BLKBLACKROCK INC-Sold0$0No quoteNo quote