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EAST COAST ASSET MANAGEMENT, LLC.

AUM: $615.69 M
13-F Portfolio Value: $303.45 M
Last 13-F Filed: Q1 2026
Concentration in top 10: 72.25%
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Stock Company % Portfolio Shares Held Market Value Change in Shares % Change Quarter End Price Source
GOOGALPHABET INC15.69%165,966$47,609,014-30,153-15.37%$286.8613F
PRMPERIMETER SOLUTIONS INC10.93%1,357,583$33,152,177-8,797-0.64%$24.4213F
TDGTRANSDIGM GROUP INC8.87%23,220$26,911,585-121-0.52%$1158.9813F
BRKBBERKSHIRE HATHAWAY INC DEL4.76%30,163$14,454,259-428-1.4%$479.213F
AMZNAMAZON COM INC4.08%59,474$12,386,706-936-1.55%$208.2713F
MAMASTERCARD INCORPORATED3.77%22,883$11,433,941-359-1.54%$499.6713F
WWDWOODWARD INC3.39%28,729$10,282,952-311-1.07%$357.9313F
AAPLAPPLE INC3.24%38,704$9,822,883-906-2.29%$253.813F
METAMETA PLATFORMS INC2.68%14,204$8,126,623-7,638-34.97%$572.1413F
TJXTJX COS INC NEW2.37%45,042$7,193,245-615-1.35%$159.713F
MCOMOODYS CORP1.99%13,830$6,033,366-405-2.85%$436.2513F
DEDEERE & CO1.88%10,152$5,719,097-90-0.88%$563.3513F
VVISA INC1.6%16,040$4,848,001-192-1.18%$302.2413F
SCHWSCHWAB CHARLES CORP1.37%44,119$4,146,386-867-1.93%$93.9813F
MKLMARKEL GROUP INC1.3%2,067$3,956,383-29-1.38%$1914.0713F
SHWSHERWIN WILLIAMS CO1.1%10,376$3,326,170-92-0.88%$320.5613F
WMWASTE MGMT INC DEL1.01%13,319$3,060,701-105-0.78%$229.813F
MSFTMICROSOFT CORP0.97%7,984$2,955,608-326-3.92%$370.1913F
LPXLOUISIANA PAC CORP0.75%31,425$2,286,220-783-2.43%$72.7513F
UNPUNION PAC CORP0.66%8,193$1,987,829-127-1.53%$242.6313F
CLCOLGATE PALMOLIVE CO0.57%20,258$1,726,651-325-1.58%$85.2313F
JNJJOHNSON & JOHNSON0.43%5,358$1,309,832-70-1.29%$244.4613F
ADPAUTOMATIC DATA PROCESSING IN0.42%6,299$1,279,982-354-5.32%$203.213F
LHLABCORP HOLDINGS INC0.37%4,161$1,110,255-138-3.21%$266.8213F
SYYSYSCO CORP0.35%14,742$1,051,594-386-2.55%$71.3313F
PAYXPAYCHEX INC0.26%8,460$779,335-252-2.89%$92.1213F
RTXRTX CORPORATION0.18%2,795$539,335-64-2.24%$192.9613F
CMCSACOMCAST CORP NEW0.14%15,282$438,746-235-1.51%$28.7113F
WMTWALMART INC0.11%2,605$323,841-125-4.58%$124.3213F
HDHOME DEPOT INC0.09%852$280,247-85-9.07%$328.9313F
AKREPROFESIONALLY MANAGED PORTFO0.08%4,872$257,485-17-0.35%$52.8513F
VUGVANGUARD INDEX FDS0.08%541$236,303-52-8.77%$436.7913F
JPMJPMORGAN CHASE & CO0.07%739$217,384-55-6.93%$294.1613F