ValuationViz

AMZN fund manager activity

Amazon.com, Inc · Nasdaq. Reported by 59 tracked fund managers in their 13F filings, Q2 2013 to Q3 2026.

Q1 2026

ManagerActivitySharesValue% of portfolioFiled
AKO CapitalTrimmed1,731,170$360,551,0007.06%May 15, 2026
AltaRock PartnersAdded7,567,946$1,576,176,11338.2%May 15, 2026
Brad Gerstner - Altimeter Capital ManagementTrimmed2,089,558$435,192,2457.64%May 15, 2026
David Tepper - Appaloosa ManagementAdded4,320,000$899,726,40015.2%May 15, 2026
Gavin Baker - Atreides ManagementAdded953,560$198,597,9414.84%May 18, 2026
Ron Baron - Baron CapitalAdded1,294,654$269,637,5890.81%May 15, 2026
Seth Klarman - Baupost GroupAdded3,118,754$649,543,00012.7%May 14, 2026
Warren Buffett - Berkshire HathawaySold out——0.00%May 15, 2026
Glenn Greenberg - Brave Warrior AdvisorsNo change1,400$291,5780.01%May 15, 2026
Arnold Van Den Berg - Century ManagementAdded1,807$376,3440.09%May 15, 2026
Steven Check - Check Capital ManagementAdded204,087$42,505,1132.62%May 4, 2026
Philippe Laffont - Coatue ManagementTrimmed7,930,766$1,651,740,6345.68%May 15, 2026
Dan Sundheim - D1 Capital PartnersAdded1,807,523$376,452,8153.35%May 15, 2026
Christopher Davis - Davis AdvisorsTrimmed3,425,252$713,380,2233.28%May 7, 2026
Dodge & Cox FundsTrimmed15,109,899$3,146,938,6651.73%May 14, 2026
Stanley Druckenmiller - Duquesne Family OfficeTrimmed45,800$9,539,0000.32%May 15, 2026
John Armitage - Egerton CapitalTrimmed2,363,334$492,211,5725.46%May 13, 2026
First Pacific AdvisorsAdded1,416,219$294,955,9314.21%May 14, 2026
Ken Fisher - Fisher Asset ManagementAdded34,185,457$7,119,805,4552.41%May 5, 2026
Jeremy Grantham - GMOTrimmed6,229,375$1,297,392,3713.32%May 14, 2026
Thomas Russo - Gardner Russo & QuinnNo change1,040$216,6010.00%May 13, 2026
Joel Greenblatt - Gotham Asset ManagementTrimmed789,833$164,498,5190.50%May 15, 2026
Josh Tarasoff - Greenlea Lane CapitalTrimmed312,530$65,090,62318.9%May 11, 2026
Jensen Investment ManagementAdded1,219,422$253,969,0205.01%May 5, 2026
Leon CoopermanNew169,500$35,301,7651.16%May 15, 2026
Stephen Mandel - Lone Pine CapitalSold out——0.00%May 15, 2026
Mairs & Power FundsAdded2,602,912$542,108,4825.54%May 14, 2026
Thomas Gayner - Markel GroupNo change2,030,760$422,946,3853.54%May 1, 2026
David Katz - Matrix Asset AdvisorsAdded135,469$28,214,0312.59%Apr 22, 2026
Lee Ainslie - Maverick CapitalTrimmed2,318,015$482,772,9845.61%May 15, 2026
Bill Nygren - Oakmark FundsAdded4,760,706$991,512,1811.32%May 15, 2026
Robert Olstein - Olstein Capital ManagementAdded18,000$3,7490.82%Apr 21, 2026
Samantha McLemore - Patient Capital ManagementAdded654,419$136,295,9585.08%May 14, 2026
Bill Ackman - Pershing Square Capital ManagementAdded11,451,981$2,385,104,08317.4%May 15, 2026
Polen Capital ManagementTrimmed3,896,739$811,573,8635.61%May 14, 2026
Dennis Hong - ShawSpring PartnersAdded186,499$38,842,14714.5%May 14, 2026
Harry Burn - Sound ShoreNew378,875$78,908,2962.64%May 7, 2026
Daniel Loeb - Third PointTrimmed1,940,000$404,043,80019.4%May 15, 2026
Chase Coleman - Tiger Global ManagementTrimmed10,000,000$2,082,700,0009.12%May 15, 2026
Torray FundsTrimmed71,778$14,949,1292.19%May 1, 2026
Triple Frond PartnersNo change478,534$99,664,00010.4%May 15, 2026
ValueAct CapitalTrimmed2,884,600$600,775,64210.5%May 15, 2026
Viking Global InvestorsTrimmed1,195,428$248,971,7900.70%May 15, 2026
Vulcan Value PartnersTrimmed1,595,868$332,371,4288.81%May 11, 2026
David Rolfe - Wedgewood PartnersAdded99,907$20,807,6314.30%May 15, 2026
Wallace Weitz - Weitz Investment ManagementNo change222,500$46,340,0753.23%May 14, 2026
Alex Sacerdote - Whale Rock Capital ManagementTrimmed1,819,439$378,934,5614.89%May 15, 2026

Q4 2025

ManagerActivitySharesValue% of portfolioFiled
AKO CapitalTrimmed1,737,603$401,074,0006.11%Feb 17, 2026
AltaRock PartnersTrimmed7,314,534$1,688,340,73833.1%Feb 13, 2026
Brad Gerstner - Altimeter Capital ManagementAdded2,215,660$511,418,6417.68%Feb 17, 2026
David Tepper - Appaloosa ManagementTrimmed2,179,391$503,047,0317.34%Feb 17, 2026
Gavin Baker - Atreides ManagementAdded687,799$158,757,7653.37%Feb 17, 2026
Ron Baron - Baron CapitalAdded1,225,159$282,791,2000.77%Feb 17, 2026
Seth Klarman - Baupost GroupNew2,121,391$489,659,0009.28%Feb 13, 2026
Warren Buffett - Berkshire HathawayTrimmed2,276,000$525,346,3200.19%Feb 17, 2026
Glenn Greenberg - Brave Warrior AdvisorsNo change1,400$323,1480.01%Feb 17, 2026
Arnold Van Den Berg - Century ManagementAdded1,523$351,5390.08%Feb 17, 2026
Steven Check - Check Capital ManagementAdded3,481$803,5220.05%Feb 6, 2026
Philippe Laffont - Coatue ManagementAdded9,932,265$2,292,565,4085.74%May 15, 2026
Dan Sundheim - D1 Capital PartnersNew1,340,523$309,419,5192.89%Feb 17, 2026
Christopher Davis - Davis AdvisorsAdded3,429,262$791,545,2233.56%Feb 2, 2026
Dodge & Cox FundsTrimmed15,230,394$3,515,479,5431.90%Feb 13, 2026
Stanley Druckenmiller - Duquesne Family OfficeAdded737,940$170,331,0004.04%Feb 17, 2026
John Armitage - Egerton CapitalAdded5,892,496$1,360,105,92714.8%Feb 11, 2026
First Pacific AdvisorsTrimmed1,411,199$325,732,9534.37%Feb 17, 2026
Ken Fisher - Fisher Asset ManagementAdded33,593,612$7,754,077,7612.65%Feb 9, 2026
Jeremy Grantham - GMOAdded6,353,413$1,466,495,0493.75%Feb 17, 2026
Thomas Russo - Gardner Russo & QuinnNew1,040$240,0530.00%Feb 12, 2026
Joel Greenblatt - Gotham Asset ManagementAdded993,450$229,308,1290.84%Feb 17, 2026
Josh Tarasoff - Greenlea Lane CapitalTrimmed316,285$73,004,90421.3%Feb 17, 2026
Jensen Investment ManagementNew1,133,670$261,673,7094.12%Feb 11, 2026
Stephen Mandel - Lone Pine CapitalTrimmed2,414,520$557,319,5064.09%Feb 17, 2026
Mairs & Power FundsAdded2,592,768$598,462,7105.76%Feb 17, 2026
Thomas Gayner - Markel GroupNo change2,030,760$468,740,0223.74%Feb 6, 2026
David Katz - Matrix Asset AdvisorsTrimmed125,319$28,926,0242.60%Jan 16, 2026
Lee Ainslie - Maverick CapitalAdded2,382,650$549,963,2735.91%Feb 13, 2026
Bill Nygren - Oakmark FundsAdded4,463,110$1,030,175,0131.31%Feb 17, 2026
Robert Olstein - Olstein Capital ManagementNo change12,500$2,8850.59%Feb 3, 2026
Samantha McLemore - Patient Capital ManagementAdded562,559$129,849,8575.01%Feb 13, 2026
Bill Ackman - Pershing Square Capital ManagementAdded9,607,824$2,217,677,93614.3%Feb 17, 2026
Polen Capital ManagementTrimmed8,653,721$1,997,451,8248.53%Feb 12, 2026
Dennis Hong - ShawSpring PartnersNew118,438$27,337,8595.15%Feb 13, 2026
Daniel Loeb - Third PointTrimmed2,165,000$499,725,3006.88%Feb 17, 2026
Chase Coleman - Tiger Global ManagementTrimmed10,011,379$2,310,826,5017.78%Feb 17, 2026
Torray FundsTrimmed72,420$16,715,9012.39%Jan 28, 2026
Triple Frond PartnersTrimmed478,534$110,455,00011.5%Feb 13, 2026
ValueAct CapitalTrimmed3,394,300$783,472,32611.2%Feb 17, 2026
Viking Global InvestorsNew3,126,816$721,731,6691.92%Feb 17, 2026
Vulcan Value PartnersTrimmed1,759,935$406,1737.33%Mar 17, 2026
David Rolfe - Wedgewood PartnersNew58,266$13,448,9582.51%Feb 17, 2026
Wallace Weitz - Weitz Investment ManagementNo change222,500$51,357,4503.05%Feb 12, 2026
Alex Sacerdote - Whale Rock Capital ManagementAdded1,857,878$428,835,4005.48%Feb 17, 2026

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