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East Coast Asset Management Llc

Portfolio Manager
East Coast Asset Management LLC
Performance
-8.57% (2026 Q1)
AUM (13F)
$303.45M
# of Holdings
68
Performance Rank
Allocation (Top 20)
88.63%

East Coast Asset Management Llc Holdings Map

Top 50 East Coast Asset Management Llc Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
GOOG
ALPHABET INC
15.69%166.0K$47.6M
-15.37%(-30.15K)
2025-Q1: 228.9K shares2025-Q2: 213.3K shares2025-Q3: 200.2K shares2025-Q4: 196.1K shares2026-Q1: 166.0K shares
$63.81(+516.41%)
2026-03-31
TSLA
TESLA INC
12.23%99.9K$37.1M
+22.39%(+18.27K)
2025-Q1: 52.8K shares2025-Q2: 59.4K shares2025-Q3: 68.4K shares2025-Q4: 81.6K shares2026-Q1: 99.9K shares
$322.36(+30.99%)
2026-03-31
PRM
PERIMETER SOLUTIONS INC
10.93%1.36M$33.2M
-0.64%(-8.80K)
2025-Q1: 2.07M shares2025-Q2: 2.07M shares2025-Q3: 1.57M shares2025-Q4: 1.37M shares2026-Q1: 1.36M shares
$10.46(+217.70%)
2026-03-31
TDG
TRANSDIGM GROUP INC
8.87%23.2K$26.9M
-0.52%(-121)
2025-Q1: 23.7K shares2025-Q2: 23.6K shares2025-Q3: 23.4K shares2025-Q4: 23.3K shares2026-Q1: 23.2K shares
$480.56(+139.09%)
2026-03-31
SATS
ECHOSTAR CORP
5.29%137.2K$16.1M
+0.00%(+0)
2025-Q1: 0 shares2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 137.2K shares2026-Q1: 137.2K shares
$92.53(+48.31%)
2026-03-31
BRK.B
BERKSHIRE HATHAWAY INC DEL
4.76%30.2K$14.5M
-1.40%(-428)
2025-Q1: 32.7K shares2025-Q2: 32.6K shares2025-Q3: 31.7K shares2025-Q4: 30.6K shares2026-Q1: 30.2K shares
$165.89(+190.97%)
2026-03-31
AMZN
AMAZON COM INC
4.08%59.5K$12.4M
-1.55%(-936)
2025-Q1: 57.2K shares2025-Q2: 62.9K shares2025-Q3: 61.4K shares2025-Q4: 60.4K shares2026-Q1: 59.5K shares
$60.68(+335.31%)
2026-03-31
MA
MASTERCARD INCORPORATED
3.77%22.9K$11.4M
-1.54%(-359)
2025-Q1: 23.5K shares2025-Q2: 23.4K shares2025-Q3: 23.3K shares2025-Q4: 23.2K shares2026-Q1: 22.9K shares
$92.48(+434.41%)
2026-03-31
WWD
WOODWARD INC
3.39%28.7K$10.3M
-1.07%(-311)
2025-Q1: 29.5K shares2025-Q2: 29.5K shares2025-Q3: 29.3K shares2025-Q4: 29.0K shares2026-Q1: 28.7K shares
$69.24(+404.35%)
2026-03-31
AAPL
APPLE INC
3.24%38.7K$9.8M
-2.29%(-906)
2025-Q1: 40.0K shares2025-Q2: 39.8K shares2025-Q3: 39.3K shares2025-Q4: 39.6K shares2026-Q1: 38.7K shares
$41.81(+618.15%)
2026-03-31

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