# FOSTER DYKEMA CABOT & CO INC/MA

> Institutional holdings reported to the SEC as of Q3 2023 on Form 13F. CIK 1037558. Source: https://holderbook.com/funds/1037558-foster-dykema-cabot-co-inc-ma/

- Reported value: $826.8M
- Positions: 325
- Weight of the ten largest: 59.7%
- Filed: 2023-11-14

A 13F reports long US equity positions only. Short positions, bonds, foreign listings, private holdings and cash are not visible, so this is not the manager's whole book.

## Holdings

| Security | Ticker | Value | Shares | Weight | Quarters held |
|---|---|---|---|---|---|
| STATE STR SPDR S&P 500 ETF T | [SPY](https://holderbook.com/stocks/SPY/) | $182.1M | 426,018 | 22.0% | 20 |
| J P MORGAN EXCHANGE TRADED F | [JPST](https://holderbook.com/stocks/JPST/) | $88.2M | 1,757,225 | 10.7% | 6 |
| ISHARES TR | [ICSH](https://holderbook.com/stocks/ICSH/) | $34.8M | 690,100 | 4.2% | 6 |
| AMAZON COM INC | [AMZN](https://holderbook.com/stocks/AMZN/) | $33.0M | 259,949 | 4.0% | 20 |
| MICROSOFT CORP | [MSFT](https://holderbook.com/stocks/MSFT/) | $31.2M | 98,782 | 3.8% | 20 |
| ELI LILLY & CO | [LLY](https://holderbook.com/stocks/LLY/) | $29.0M | 53,922 | 3.5% | 16 |
| COSTCO WHOLESALE CORPORATION | [COST](https://holderbook.com/stocks/COST/) | $26.2M | 46,424 | 3.2% | 18 |
| AMPHENOL CORP | [APH](https://holderbook.com/stocks/APH/) | $24.4M | 290,996 | 3.0% | 20 |
| QUANTA SVCS INC | [PWR](https://holderbook.com/stocks/PWR/) | $23.0M | 122,963 | 2.8% | 5 |
| THERMO FISHER SCIENTIFIC INC | [TMO](https://holderbook.com/stocks/TMO/) | $21.6M | 42,640 | 2.6% | 19 |
| JPMORGAN CHASE & CO | [JPM](https://holderbook.com/stocks/JPM/) | $21.4M | 147,344 | 2.6% | 20 |
| BERKSHIRE HATHAWAY INC DEL | [BRKB](https://holderbook.com/stocks/BRKB/) | $21.2M | 60,605 | 2.6% | 20 |
| VERTEX PHARMACEUTICALS INC | [VRTX](https://holderbook.com/stocks/VRTX/) | $20.6M | 59,357 | 2.5% | 5 |
| SELECT SECTOR SPDR TR | [XLI](https://holderbook.com/stocks/XLI/) | $20.5M | 202,080 | 2.5% | 12 |
| ACCENTURE PLC IRELAND | [ACN](https://holderbook.com/stocks/ACN/) | $20.3M | 66,091 | 2.5% | 18 |
| AMERICAN EXPRESS CO | [AXP](https://holderbook.com/stocks/AXP/) | $19.6M | 131,566 | 2.4% | 20 |
| PROLOGIS INC. | [PLD](https://holderbook.com/stocks/PLD/) | $18.0M | 160,640 | 2.2% | 15 |
| SELECT SECTOR SPDR TR | [XLV](https://holderbook.com/stocks/XLV/) | $17.5M | 136,034 | 2.1% | 5 |
| WASTE MGMT INC DEL | [WM](https://holderbook.com/stocks/WM/) | $17.0M | 111,521 | 2.1% | 5 |
| LOWES COS INC | [LOW](https://holderbook.com/stocks/LOW/) | $15.6M | 74,980 | 1.9% | 14 |
| NORTHROP GRUMMAN CORP | [NOC](https://holderbook.com/stocks/NOC/) | $14.7M | 33,407 | 1.8% | 5 |
| APPLE INC | [AAPL](https://holderbook.com/stocks/AAPL/) | $14.5M | 84,619 | 1.8% | 20 |
| SELECT SECTOR SPDR TR | [XLF](https://holderbook.com/stocks/XLF/) | $13.9M | 419,217 | 1.7% | 12 |
| ISHARES TR | [IEFA](https://holderbook.com/stocks/IEFA/) | $13.4M | 209,000 | 1.6% | 20 |
| VANGUARD INDEX FDS | [VTI](https://holderbook.com/stocks/VTI/) | $12.8M | 60,235 | 1.5% | 20 |
| ALPHABET INC | [GOOG](https://holderbook.com/stocks/GOOG/) | $4.9M | 36,930 | 0.6% | 20 |
| PROCTER & GAMBLE CO | [PG](https://holderbook.com/stocks/PG/) | $4.8M | 32,844 | 0.6% | 20 |
| SELECT SECTOR SPDR TR | [XLK](https://holderbook.com/stocks/XLK/) | $4.6M | 27,957 | 0.6% | 20 |
| SPDR SERIES TRUST | [SPYX](https://holderbook.com/stocks/SPYX/) | $3.9M | 111,153 | 0.5% | 16 |
| ISHARES TR | [IWF](https://holderbook.com/stocks/IWF/) | $3.5M | 13,067 | 0.4% | 20 |
| ALPHABET INC | [GOOGL](https://holderbook.com/stocks/GOOGL/) | $3.4M | 25,614 | 0.4% | 20 |
| BERKSHIRE HATHAWAY INC DEL | [BRKA](https://holderbook.com/stocks/BRKA/) | $2.7M | 5 | 0.3% | 20 |
| VANGUARD INDEX FDS | [VOO](https://holderbook.com/stocks/VOO/) | $2.4M | 6,056 | 0.3% | 20 |
| ISHARES TR | [IWD](https://holderbook.com/stocks/IWD/) | $2.0M | 13,348 | 0.2% | 20 |
| PEPSICO INC | [PEP](https://holderbook.com/stocks/PEP/) | $1.9M | 11,104 | 0.2% | 20 |
| ISHARES TR | [IVV](https://holderbook.com/stocks/IVV/) | $1.7M | 3,967 | 0.2% | 20 |
| ISHARES TR | [SDG](https://holderbook.com/stocks/SDG/) | $1.6M | 21,299 | 0.2% | 20 |
| INVESCO EXCHANGE TRADED FD T | [RSP](https://holderbook.com/stocks/RSP/) | $1.4M | 9,845 | 0.2% | 3 |
| ISHARES TR | [IJR](https://holderbook.com/stocks/IJR/) | $918.0K | 9,727 | 0.1% | 12 |
| MERCK & CO INC | [MRK](https://holderbook.com/stocks/MRK/) | $910.0K | 8,836 | 0.1% | 20 |
| MCDONALDS CORP | [MCD](https://holderbook.com/stocks/MCD/) | $894.0K | 3,392 | 0.1% | 20 |
| COCA COLA CO | [KO](https://holderbook.com/stocks/KO/) | $882.0K | 15,764 | 0.1% | 20 |
| SPROTT ASSET MANAGEMENT LP | [PHYS](https://holderbook.com/stocks/PHYS/) | $864.0K | 60,329 | 0.1% | 20 |
| ENTERPRISE BANCORP INC MASS | [EBTC](https://holderbook.com/stocks/EBTC/) | $857.0K | 31,306 | 0.1% | 20 |
| EXXON MOBIL CORP | [XOMXXXX](https://holderbook.com/stocks/XOMXXXX/) | $848.0K | 7,209 | 0.1% | 20 |
| ISHARES TR | [IWR](https://holderbook.com/stocks/IWR/) | $756.0K | 10,915 | 0.1% | 20 |
| JOHNSON & JOHNSON | [JNJ](https://holderbook.com/stocks/JNJ/) | $725.0K | 4,652 | 0.1% | 20 |
| CISCO SYS INC | [CSCO](https://holderbook.com/stocks/CSCO/) | $682.0K | 12,685 | 0.1% | 3 |
| ISHARES TR | [IVW](https://holderbook.com/stocks/IVW/) | $681.0K | 9,953 | 0.1% | 20 |
| DISNEY WALT CO | [DIS](https://holderbook.com/stocks/DIS/) | $640.0K | 7,895 | 0.1% | 3 |
| WALMART INC | [WMT](https://holderbook.com/stocks/WMT/) | $632.0K | 3,950 | 0.1% | 20 |
| S&P GLOBAL INC | [SPGI](https://holderbook.com/stocks/SPGI/) | $620.0K | 1,698 | 0.1% | 20 |
| LOCKHEED MARTIN CORP | [LMT](https://holderbook.com/stocks/LMT/) | $600.0K | 1,466 | 0.1% | 20 |
| COLGATE PALMOLIVE CO | [CL](https://holderbook.com/stocks/CL/) | $558.0K | 7,852 | 0.1% | 20 |
| UNION PAC CORP | [UNP](https://holderbook.com/stocks/UNP/) | $524.0K | 2,574 | 0.1% | 20 |
| ABBVIE INC | [ABBV](https://holderbook.com/stocks/ABBV/) | $497.0K | 3,332 | 0.1% | 20 |
| MORGAN STANLEY | [MS](https://holderbook.com/stocks/MS/) | $406.0K | 4,968 | 0.0% | 2 |
| TESLA INC | [TSLA](https://holderbook.com/stocks/TSLA/) | $395.0K | 1,577 | 0.0% | 3 |
| KRANESHARES TRUST | [KRBN](https://holderbook.com/stocks/KRBN/) | $386.0K | 10,695 | 0.0% | 8 |
| AUTOMATIC DATA PROCESSING IN | [ADP](https://holderbook.com/stocks/ADP/) | $366.0K | 1,523 | 0.0% | 10 |
| ISHARES TR | [IWM](https://holderbook.com/stocks/IWM/) | $364.0K | 2,059 | 0.0% | 20 |
| ZOETIS INC | [ZTS](https://holderbook.com/stocks/ZTS/) | $362.0K | 2,079 | 0.0% | 8 |
| BLACKROCK INC | [BLKXXXX](https://holderbook.com/stocks/BLKXXXX/) | $354.0K | 547 | 0.0% | 20 |
| ISHARES TR | [QUAL](https://holderbook.com/stocks/QUAL/) | $350.0K | 2,652 | 0.0% | 20 |
| NIKE INC | [NKE](https://holderbook.com/stocks/NKE/) | $350.0K | 3,660 | 0.0% | 3 |
| INTEL CORP | [INTC](https://holderbook.com/stocks/INTC/) | $349.0K | 9,812 | 0.0% | 20 |
| DANAHER CORP DEL | [DHR](https://holderbook.com/stocks/DHR/) | $325.0K | 1,309 | 0.0% | 14 |
| ABBOTT LABORATORIES | [ABT](https://holderbook.com/stocks/ABT/) | $317.0K | 3,272 | 0.0% | 20 |
| PHILIP MORRIS INTL INC | [PM](https://holderbook.com/stocks/PM/) | $314.0K | 3,387 | 0.0% | 7 |
| PFIZER INC | [PFE](https://holderbook.com/stocks/PFE/) | $312.0K | 9,395 | 0.0% | 20 |
| UNICREDIT SPA AZ ORD SENZA | - | $302.0K | 12,555 | 0.0% | 2 |
| INTERNATIONAL BUSINESS MACHS | [IBM](https://holderbook.com/stocks/IBM/) | $286.0K | 2,036 | 0.0% | 3 |
| VANGUARD INDEX FDS | [VTV](https://holderbook.com/stocks/VTV/) | $286.0K | 2,071 | 0.0% | 12 |
| NOVO-NORDISK A S | [NVO](https://holderbook.com/stocks/NVO/) | $281.0K | 3,090 | 0.0% | 2 |
| QUALCOMM INC | [QCOM](https://holderbook.com/stocks/QCOM/) | $257.0K | 2,313 | 0.0% | 8 |
| VANGUARD SPECIALIZED FUNDS | [VIG](https://holderbook.com/stocks/VIG/) | $253.0K | 1,629 | 0.0% | 20 |
| SPROTT ASSET MANAGEMENT LP | [PSLV](https://holderbook.com/stocks/PSLV/) | $244.0K | 32,170 | 0.0% | 20 |
| VANGUARD STAR FDS | [VXUS](https://holderbook.com/stocks/VXUS/) | $243.0K | 4,540 | 0.0% | 13 |
| RTX CORPORATION | [RTX](https://holderbook.com/stocks/RTX/) | $241.0K | 3,347 | 0.0% | 9 |
| CHUBB LIMITED | [CB](https://holderbook.com/stocks/CB/) | $238.0K | 1,141 | 0.0% | 8 |
| CATERPILLAR INC | [CAT](https://holderbook.com/stocks/CAT/) | $237.0K | 869 | 0.0% | 3 |
| HERSHEY CO | [HSY](https://holderbook.com/stocks/HSY/) | $237.0K | 1,183 | 0.0% | 20 |
| SOUNDTHINKING INC | [SSTI](https://holderbook.com/stocks/SSTI/) | $236.0K | 13,211 | 0.0% | 3 |
| CSX CORP | [CSX](https://holderbook.com/stocks/CSX/) | $221.0K | 7,200 | 0.0% | 3 |
| ORACLE CORP | [ORCL](https://holderbook.com/stocks/ORCL/) | $215.0K | 2,032 | 0.0% | 3 |
| NUVEEN MASS QUALITY MUN INC | [NMT](https://holderbook.com/stocks/NMT/) | $214.0K | 22,547 | 0.0% | 2 |
| SPDR SERIES TRUST | [SLYV](https://holderbook.com/stocks/SLYV/) | $211.0K | 2,920 | 0.0% | 4 |
| SOLAREDGE TECHNOLOGIES INC | [SEDG](https://holderbook.com/stocks/SEDG/) | $209.0K | 1,617 | 0.0% | 3 |
| SHELL PLC | [SHEL](https://holderbook.com/stocks/SHEL/) | $208.0K | 3,225 | 0.0% | 2 |
| NETFLIX INC | [NFLX](https://holderbook.com/stocks/NFLX/) | $207.0K | 547 | 0.0% | 3 |
| VANGUARD TAX-MANAGED FDS | [VEA](https://holderbook.com/stocks/VEA/) | $205.0K | 4,680 | 0.0% | 3 |
| MARSH & MCLENNAN COS INC | [MRSH](https://holderbook.com/stocks/MRSH/) | $203.0K | 1,068 | 0.0% | 3 |
| SPDR INDEX SHS FDS | [EFAX](https://holderbook.com/stocks/EFAX/) | $202.0K | 5,692 | 0.0% | 3 |
| VANGUARD INTL EQUITY INDEX F | [VT](https://holderbook.com/stocks/VT/) | $201.0K | 2,157 | 0.0% | 2 |
| VANGUARD BD INDEX FDS | [BND](https://holderbook.com/stocks/BND/) | $192.0K | 2,751 | 0.0% | 3 |
| ISHARES TR | [DVY](https://holderbook.com/stocks/DVY/) | $190.0K | 1,766 | 0.0% | 1 |
| VISA INC | [V](https://holderbook.com/stocks/V/) | $189.0K | 823 | 0.0% | 3 |
| ISHARES TR | [USMV](https://holderbook.com/stocks/USMV/) | $186.0K | 2,574 | 0.0% | 3 |
| ILLINOIS TOOL WKS INC | [ITW](https://holderbook.com/stocks/ITW/) | $181.0K | 784 | 0.0% | 3 |
| 3M CO | [MMM](https://holderbook.com/stocks/MMM/) | $170.0K | 1,815 | 0.0% | 20 |

## What the disclosed book did

Not the fund's return. This is the change in value of the positions disclosed on Form 13F, had they been left untouched, against SPY over the same quarter ends.

| Quarter | Book | Market | Difference | Priced |
|---|---|---|---|---|
| Q3 2023 | -2.8% | -3.6% | +0.8% | 100% |
| Q2 2023 | +7.5% | +8.3% | -0.7% | 100% |
| Q1 2023 | +5.4% | +7.0% | -1.7% | 100% |
| Q4 2022 | +4.9% | +7.1% | -2.1% | 100% |
| Q3 2022 | -3.4% | -5.3% | +2.0% | 100% |
| Q2 2022 | -16.8% | -16.5% | -0.3% | 100% |
| Q1 2022 | -6.4% | -4.9% | -1.5% | 100% |
| Q4 2021 | +10.1% | +10.7% | -0.6% | 100% |

## Quarter by quarter

| Quarter | Value | Positions |
|---|---|---|
| Q3 2023 | $826.8M | 325 |
| Q2 2023 | $849.9M | 384 |
| Q1 2023 | $777.2M | 239 |
| Q4 2022 | $713.9M | 77 |
| Q3 2022 | $796.2M | 105 |
| Q2 2022 | $810.7M | 106 |
| Q1 2022 | $829.0M | 95 |
| Q4 2021 | $886.7M | 94 |
| Q3 2021 | $802.3M | 92 |
| Q2 2021 | $801.1M | 96 |
| Q1 2021 | $740.1M | 92 |
| Q4 2020 | $712.9M | 95 |