East Coast Asset Management, Llc. Portfolio Stock Holdings

According to the SEC 13F filed on August 14, 2026, East Coast Asset Management, Llc. disclosed 65 stock positions valued at approximately $338.60M as of quarter-end June 30, 2026. The largest holdings include ALPHABET INC, TESLA INC, and PERIMETER SOLUTIONS INC.

Report Period
June 30, 2026
No. of Stocks
65
Portfolio Value
$338.60M
Holdings by Sector
East Coast Asset Management, Llc. Portfolio Holdings in Q2 2026
CompanySymbolSectorPortfolio %SharesChange (Shares)Change %Value
ALPHABET INCGOOGCommunication Services16.65%159,525-6,441-3.88%$56,364,841
TESLA INCTSLAConsumer Cyclical12.78%102,906+3,044+3.05%$43,282,053
PERIMETER SOLUTIONS INCPRMOther11.48%1,090,264-267,319-19.69%$38,867,894
TRANSDIGM GROUP INCTDGIndustrials9.45%24,009+789+3.40%$31,981,163
ECHOSTAR CORPSATSTechnology5.71%190,609+53,365+38.88%$19,346,814
AMAZON COM INCAMZNConsumer Cyclical4.72%66,992+7,518+12.64%$15,966,938
BERKSHIRE HATHAWAY INC DELBRK-BFinancial Services4.28%28,980-1,183-3.92%$14,501,458
WOODWARD INCWWDIndustrials3.55%28,243-486-1.69%$12,015,531
MASTERCARD INCORPORATEDMAFinancial Services3.32%21,879-1,004-4.39%$11,237,292
APPLE INCAAPLTechnology3.16%36,936-1,768-4.57%$10,687,757
TJX COS INC NEWTJXConsumer Cyclical1.96%43,911-1,131-2.51%$6,652,528
DEERE & CODEIndustrials1.85%9,888-264-2.60%$6,272,482
MOODYS CORPMCOFinancial Services1.78%13,295-535-3.87%$6,021,581
META PLATFORMS INCMETACommunication Services1.62%9,754-4,450-31.33%$5,494,413
VISA INCVFinancial Services1.57%15,462-578-3.60%$5,304,792
SCHWAB CHARLES CORPSCHWFinancial Services1.19%43,501-618-1.40%$4,013,874
MARKEL GROUP INCMKLFinancial Services1.15%2,001-66-3.19%$3,906,997
STATE STR SPDR S&P 500 ETF TSPYOther1.06%4,793-248-4.92%$3,579,269
SHERWIN WILLIAMS COSHWBasic Materials1.02%10,057-319-3.07%$3,462,788
VEEVA SYS INCVEEVHealthcare1.02%19,483+10,003+105.52%$3,457,648
WASTE MGMT INC DELWMIndustrials0.86%13,035-284-2.13%$2,905,196
MICROSOFT CORPMSFTTechnology0.75%6,804-1,180-14.78%$2,538,014
LOUISIANA PAC CORPLPXIndustrials0.69%29,748-1,677-5.34%$2,339,982
BERKSHIRE HATHAWAY INC DELBRK-AFinancial Services0.66%3--$2,246,550
UNION PAC CORPUNPIndustrials0.64%7,969-224-2.73%$2,167,607
ALPHABET INCGOOGLCommunication Services0.55%5,237-160-2.96%$1,871,547
COLGATE PALMOLIVE COCLConsumer Defensive0.49%18,204-2,054-10.14%$1,668,971
VANGUARD INDEX FDSVOEOther0.45%7,756-146-1.85%$1,532,577
JOHNSON & JOHNSONJNJHealthcare0.38%5,075-283-5.28%$1,288,771
AUTOMATIC DATA PROCESSING INADPTechnology0.37%5,596-703-11.16%$1,253,213
Showing 30 of 65 holdings in the latest reporting period.