Institutional Manager · CIK 0001037558
FOSTER DYKEMA CABOT & CO INC/MA
WALTHAM, MA · File #028-04361
Latest AUM
$826,825
Positions
335
Top-10 Concentration
61.5%
Filings
1
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| NEW | SPDR S&P 500 ETF Trust | 78462F103 | +426,018 | +$182,114 | $0 |
| NEW | JP Morgan USD UltraShort Income ETF | 46641Q837 | +1,757,225 | +$88,178 | $0 |
| NEW | iShares Ultra Short-Term Bond ETF | 46434V878 | +690,100 | +$34,767 | $0 |
| NEW | Amazon.com, Inc. | 023135106 | +259,949 | +$33,045 | $0 |
| NEW | Microsoft Corporation | 594918104 | +98,782 | +$31,190 | $0 |
| NEW | Eli Lilly and Company | 532457108 | +53,922 | +$28,963 | $0 |
| NEW | Costco Wholesale Corporation | 22160K105 | +46,424 | +$26,228 | $0 |
| NEW | Amphenol Corporation Class A | 032095101 | +290,996 | +$24,441 | $0 |
| NEW | Quanta Services Com | 74762E102 | +122,963 | +$23,003 | $0 |
| NEW | Thermo Fisher Scientific Inc. | 883556102 | +42,640 | +$21,583 | $0 |
Filing History
- 13F HOLDINGS REPORTQ/E Dec 2023335 pos · $826,825
Top 20 Holdings — Dec 2023
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | SPDR S&P 500 ETF Trust | 78462F103 | 426,018 | $182,114 | 22.68% |
| 2 | JP Morgan USD UltraShort Income ETF | 46641Q837 | 1,757,225 | $88,178 | 10.98% |
| 3 | iShares Ultra Short-Term Bond ETF | 46434V878 | 690,100 | $34,767 | 4.33% |
| 4 | Amazon.com, Inc. | 023135106 | 259,949 | $33,045 | 4.12% |
| 5 | Microsoft Corporation | 594918104 | 98,782 | $31,190 | 3.88% |
| 6 | Eli Lilly and Company | 532457108 | 53,922 | $28,963 | 3.61% |
| 7 | Costco Wholesale Corporation | 22160K105 | 46,424 | $26,228 | 3.27% |
| 8 | Amphenol Corporation Class A | 032095101 | 290,996 | $24,441 | 3.04% |
| 9 | Quanta Services Com | 74762E102 | 122,963 | $23,003 | 2.87% |
| 10 | Thermo Fisher Scientific Inc. | 883556102 | 42,640 | $21,583 | 2.69% |
| 11 | JPMorgan Chase & Co. | 46625H100 | 147,344 | $21,368 | 2.66% |
| 12 | Berkshire Hathaway Inc. Class B | 084670702 | 60,605 | $21,230 | 2.64% |
| 13 | Vertex Pharmaceuticals Incorporated | 92532F100 | 59,357 | $20,641 | 2.57% |
| 14 | Industrial Select Sector SPDR Fund | 81369Y704 | 202,080 | $20,487 | 2.55% |
| 15 | Accenture Plc Class A | G1151C101 | 66,091 | $20,297 | 2.53% |
| 16 | American Express Company | 025816109 | 131,566 | $19,628 | 2.44% |
| 17 | Prologis Incorporated | 74340W103 | 160,640 | $18,025 | 2.25% |
| 18 | Healthcare Select Sector SPDR ETF | 81369Y209 | 136,034 | $17,513 | 2.18% |
| 19 | Waste Management, Inc. | 94106L109 | 111,521 | $17,000 | 2.12% |
| 20 | Lowe's Companies, Inc. | 548661107 | 74,980 | $15,584 | 1.94% |