StockDriftsStockDriftsTop 50 Foster Dykema Cabot & Partners LLC Holdings
| Stock | Company | % Port. | Shares | Value | Activity | Ownership | Avg. Cost | Date |
|---|---|---|---|---|---|---|---|---|
| SPY | STATE STR SPDR S&P 500 ETF T | 18.06% | 415.2K | $310.9M | -0.43%(-1.78K) | $453.70(+70.49%) | 2026-06-30 | |
| JPST | J P MORGAN EXCHANGE TRADED F | 14.2% | 4.83M | $244.3M | +1.52%(+72.49K) | $50.44(+0.05%) | 2026-06-30 | |
| ICSH | ISHARES TR | 12.43% | 4.23M | $213.9M | +1.78%(+74.10K) | $50.58(-0.19%) | 2026-06-30 | |
| APH | AMPHENOL CORP | 5.03% | 490.2K | $86.6M | -2.25%(-11.28K) | $46.98(+263.51%) | 2026-06-30 | |
| PWR | QUANTA SVCS INC | 4% | 95.5K | $68.8M | -4.77%(-4.78K) | $207.49(+223.27%) | 2026-06-30 | |
| GOOGL | ALPHABET INC | 3.42% | 164.6K | $58.8M | -0.32%(-527) | $147.61(+138.11%) | 2026-06-30 | |
| AMZN | AMAZON COM INC | 3.25% | 234.8K | $56.0M | -0.68%(-1.61K) | $141.81(+93.88%) | 2026-06-30 | |
| MSFT | MICROSOFT CORP | 2.49% | 114.8K | $42.8M | +0.73%(+829) | $355.44(+41.45%) | 2026-06-30 | |
| COST | COSTCO WHOLESALE CORPORATION | 2.44% | 45.0K | $42.0M | -0.31%(-139) | $637.53(+49.47%) | 2026-06-30 | |
| AXP | AMERICAN EXPRESS CO | 2.26% | 114.8K | $38.8M | +0.90%(+1.02K) | $172.53(+97.45%) | 2026-06-30 |
| Performance Metric | 3-Year Annualized | 3-Year Cumulative | 5-Year Annualized | 5-Year Cumulative | Since First Filing (10 quarters) |
|---|---|---|---|---|---|
| Top 20 Holdings Weighted | — | — | — | — | +43.02% |
| Top 20 Holdings Unweighted | — | — | — | — | +49.28% |
Foster Dykema Cabot & Partners LLC reports $1.72B in US-listed equity holdings across 324 positions in its most recent 13F filing. Its largest disclosed positions are SPY (18.1%), JPST (14.2%) and ICSH (12.4%). The top 20 holdings account for 86.56% of reported assets. Its disclosed equity book has returned +43.02% cumulatively over 10 quarters. Figures reflect the Q2 2026 filing.
Portfolio changes
Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.
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Holdings on this page are parsed from Foster Dykema Cabot & Partners LLC’s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 2011882). View Foster Dykema Cabot & Partners LLC’s 13F filings on SEC