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Ipswich Investment Management Co., Inc.

CIK 1463753 · latest 13F filed 13 October 2026 · Read the filing on EDGAR

Ipswich Investment Management Co., Inc. reported 186 US-listed holdings worth $468.2 million in its 13F for the quarter ended 30 September 2026, filed 13 October 2026. Its largest: Microsoft Corp. (6.8%), Apple Inc. (5.8%) and Alphabet Inc. (3.9%). Against the quarter before, it opened 7 positions, added to 17, trimmed 85 and sold out of 11.

Reported holdings$468.2M-1.2% on Q2 2026
Positions186-4 on Q2 2026
The largest ten37.7%of its reported holdings
Latest 13FQ3 2026filed 13 October 2026
Where the money is
Added toTrimmed
MSFT6.8%AAPL5.8%GOOGL3.9%IWV3.4%NVDA3.4%XOM3.2%JPM3.0%PANW2.8%CAT2.7%COST2.7%AMZN2.5%JNJ2.1%TXNASML172 more53.7%

The 14 largest of its 186 positions, each sized by its share of the reported holdings, coloured by the change in shares against Q2 2026.

Reported holdings, quarter by quarter
Q3 2024: $431.9 million in 192 positions$432MQ3 24Q4 2024: $415.6 million in 186 positions$416MQ4 24Q1 2025: $403.0 million in 186 positions$403MQ1 25Q2 2025: $414.5 million in 185 positions$414MQ2 25Q3 2025: $428.1 million in 185 positions$428MQ3 25Q4 2025: $431.8 million in 185 positions$432MQ4 25Q1 2026: $425.9 million in 185 positions$426MQ1 26Q2 2026: $473.6 million in 190 positions$474MQ2 26Q3 2026: $468.2 million in 186 positions$468MQ3 26

What the fund reported holding at each quarter's end; hover a bar for the number of positions

What its reported holdings returned

Held through each quarter, the holdings it reported returned +22.7% over the 8 quarters to 30 September 2026, against +32.9% for the S&P 500.

Its reported holdingsThe S&P 500
100110120130Q3 24Q4 24Q1 25Q2 25Q3 25Q4 25Q1 26Q2 26Q3 26Its holdings +22.7%S&P 500 +32.9%

Not the fund's own return: each 13F's holdings are kept unchanged until the next one, so trades inside a quarter, dividends, cash and fees are left out. A rough guide to how its picks have done over time.

What it did on the quarter

Opened 7Added 17Held 77Trimmed 85Sold out 11
Opened: 7Added: 17Held: 77Trimmed: 85Sold out: 11

Its positions against its 13F for the quarter to 30 June 2026; a change under 0.1% of a position counts as held

Opened 7

  1. ONEOK Inc. OKE$5.2 million
  2. Honeywell International Inc. HON$1.0 million
  3. Honeywell Aerospace Inc. Com HONA$702,789
  4. Rocket Lab Corp. RKLB$346,310
  5. Boston Scientific Corp. BSX$272,813
  6. Regeneron Pharmaceuticals, Inc. REGN$203,975
  7. Constellation Energy Corp. CEG$201,438

Added to 17

  1. Pfizer Inc. PFE+31,475 shares · +345%
  2. ExxonMobil Holdings Corp. XOM+2,788 shares · +3%
  3. iShares Trust IXUS+3,895 shares · +18%
  4. iShares Core S&P 500 ETF IVV+480 shares · +7%
  5. Cameco Corp. CCJ+3,545 shares · +8%
  6. Progressive Corp. PGR+730 shares · +2%
  7. O'Reilly Automotive, Inc. ORLY+1,500 shares · +11%
  8. Toro Co. TTC+1,190 shares · +37%

and 9 more in the table below

Trimmed 85

  1. Netflix Inc. NFLX-20,590 shares · -52%
  2. Amrize Ltd AMRZ-22,670 shares · -28%
  3. Amgen Inc. AMGN-1,983 shares · -13%
  4. Micron Technology Inc. MU-625 shares · -38%
  5. ASML Holding N.V. ASML-319 shares · -6%
  6. Palo Alto Networks Inc. PANW-1,185 shares · -4%
  7. Marsh & McLennan Companies, Inc. MRSH-2,560 shares · -8%
  8. Alphabet Inc. GOOGL-1,260 shares · -2%

and 77 more in the table below

Sold out of 11

  1. ONEOK Inc. OKE$5.5 million last quarter
  2. Crown Castle Inc. CCI$544,953 last quarter
  3. KLA Corp. KLAC$292,659 last quarter
  4. First Solar, Inc. FSLR$263,095 last quarter
  5. Domino's Pizza, Inc. DPZ$244,041 last quarter
  6. United Parcel Service Inc. UPS$223,063 last quarter
  7. WEC Energy Group, Inc. WEC$211,587 last quarter
  8. Walmart Inc. WMT$210,324 last quarter

What it holds

CompanySharesValueOf its bookChange in shares
Microsoft Corp. MSFT61.9K$31.8 million6.79%-429
Apple Inc. AAPL81.8K$27.2 million5.82%-1.3K
Alphabet Inc. GOOGL53.5K$18.4 million3.93%-1.3K
iShares Trust IWV36.6K$15.8 million3.37%-393
NVIDIA Corp. NVDA69.0K$15.8 million3.36%-300
ExxonMobil Holdings Corp. XOM92.7K$15.1 million3.22%+2.8K
JPMorgan Chase & Co. JPM43.1K$14.2 million3.04%-259
Palo Alto Networks Inc. PANW32.6K$12.9 million2.77%-1.2K
Caterpillar Inc. CAT15.5K$12.5 million2.68%-155
Costco Wholesale Corp. COST13.7K$12.5 million2.67%-77
Amazon.com Inc. AMZN47.1K$11.7 million2.51%-238
Johnson & Johnson JNJ37.2K$9.9 million2.11%-60
Texas Instruments Inc. TXN33.8K$9.5 million2.02%-220
ASML Holding N.V. ASML5.2K$9.5 million2.02%-319
Visa Inc. V25.5K$9.2 million1.96%-66
Progressive Corp. PGR39.7K$8.2 million1.76%+730
Eli Lilly & Co. LLY6.4K$7.4 million1.59%-296
Chevron Corp. CVX35.7K$7.3 million1.56%+250
Merck & Co., Inc. MRK46.9K$6.8 million1.45%-37
TJX Companies Inc. TJX48.8K$6.5 million1.38%-735
iShares Core S&P 500 ETF IVV7.5K$5.7 million1.22%+480
Linde plc LIN11.8K$5.6 million1.20%-164
Procter & Gamble Co. PG38.6K$5.6 million1.20%-320
Amgen Inc. AMGN13.3K$5.6 million1.19%-2.0K
Alphabet Inc. GOOG15.5K$5.3 million1.12%+80
ONEOK Inc. OKE61.1K$5.2 million1.11%new
Chubb Ltd. CB15.8K$5.1 million1.10%+79
Marsh & McLennan Companies, Inc. MRSH29.5K$5.0 million1.08%-2.6K
Watsco Inc. WSO16.5K$5.0 million1.06%+59
Texas Pacific Land Corp. TPL12.2K$4.0 million0.85%-1.2K
Cameco Corp. CCJ45.4K$3.9 million0.84%+3.5K
Applied Materials Inc. AMAT7.0K$3.6 million0.77%-325
Coca-Cola Co. KO39.9K$3.4 million0.73%-500
AbbVie Inc. ABBV11.9K$3.1 million0.66%no change
Advanced Micro Devices Inc. AMD4.6K$2.8 million0.60%-10
Emerson Electric Co. EMR17.2K$2.7 million0.57%-100
General Electric Co. GE8.4K$2.6 million0.56%no change
RTX Corp. RTX13.4K$2.5 million0.53%no change
PepsiCo Inc. PEP19.0K$2.4 million0.51%-178
Thermo Fisher Scientific Inc. TMO3.5K$2.4 million0.51%-25
iShares Trust IXUS25.1K$2.4 million0.51%+3.9K
Steris plc STE11.2K$2.3 million0.50%-282
Bank of Nova Scotia BNS25.8K$2.3 million0.50%-3.9K
Landbridge Company LLC LB28.9K$2.3 million0.50%no change
Brookfield Infrastructure Co. BIPC65.4K$2.3 million0.50%-5.7K
Union Pacific Corp. UNP8.5K$2.3 million0.49%-650
Novartis AG NVS15.8K$2.3 million0.48%-800
VG Totl STK Vprs VTI5.9K$2.2 million0.47%no change
Amrize Ltd AMRZ58.0K$2.2 million0.46%-22.7K
Equinor ASA EQNR50.3K$2.1 million0.45%-4.5K
Cummins Inc. CMI4.0K$2.1 million0.44%-407
International Business Machines Corp. IBM9.4K$2.1 million0.44%-1.3K
GE Vernova Inc. GEV2.1K$2.0 million0.43%no change
Accenture plc ACN10.9K$2.0 million0.43%-1.4K
Automatic Data Processing Inc. ADP7.1K$1.8 million0.39%no change
Invesco QQQ Trust QQQ2.5K$1.8 million0.39%-300
Duke Energy Corp. DUK15.8K$1.8 million0.38%-260
Novo Nordisk A/S NVO47.2K$1.8 million0.38%-3.2K
Shell plc SHEL18.3K$1.7 million0.37%-404
TotalEnergies SE TTE20.2K$1.7 million0.37%-1.7K
ROSS Stores, Inc. ROST7.2K$1.7 million0.36%no change
iShares Trust IUSV14.4K$1.6 million0.34%no change
McDonald's Corp. MCD6.5K$1.5 million0.32%no change
Intel Corp. INTC12.3K$1.5 million0.32%-80
Broadcom Inc. AVGO4.1K$1.4 million0.31%no change
Southern Co. SO16.9K$1.4 million0.30%-225
British American Tobacco p.l.c. BTI25.0K$1.4 million0.29%no change
Altria Group, Inc. MO20.1K$1.4 million0.29%-750
Netflix Inc. NFLX19.1K$1.3 million0.28%-20.6K
iShares Trust IUSG6.8K$1.3 million0.28%-755
3M Co. MMM7.9K$1.3 million0.28%no change
iShares Trust IWS7.9K$1.3 million0.27%no change
Centrus Energy Corp. LEU9.1K$1.3 million0.27%+58
O'Reilly Automotive, Inc. ORLY14.8K$1.3 million0.27%+1.5K
Crispr Therapeutics AG CRSP22.8K$1.3 million0.27%-1.0K
Coca-Cola Europacific Partners plc CCEP12.2K$1.2 million0.26%-2.3K
Home Depot, Inc. HD4.3K$1.2 million0.26%-100
American Express Co. AXP3.9K$1.2 million0.25%no change
Newmont Corp. NEM10.1K$1.2 million0.25%-100
Pfizer Inc. PFE40.6K$1.2 million0.25%+31.5K
Danaher Corp. DHR5.1K$1.1 million0.24%-12
iShares Core S&P Small-Cap ETF IJR8.3K$1.1 million0.24%-4
Micron Technology Inc. MU1.0K$1.1 million0.24%-625
iShares Core S&P Mid-Cap ETF IJH15.1K$1.1 million0.23%+77
Bristol-Myers Squibb Co. BMY17.0K$1.1 million0.23%-200
Lam Research Corp. LRCX3.2K$1.1 million0.23%-25
iShares Russell Mid-Cap Growth ETF IWP7.3K$1.0 million0.22%no change
Honeywell International Inc. HON4.8K$1.0 million0.21%new
AT&T Inc. T40.8K$995,0600.21%-1.1K
Corning Inc. GLW6.4K$984,0640.21%no change
iShares Trust PFF32.4K$954,7380.20%no change
Illinois Tool Works Inc. ITW3.5K$907,6840.19%no change
Berkshire Hathaway Inc. Class B BRKB1.8K$900,7920.19%no change
Philip Morris International Inc. PM4.5K$868,2310.19%-18
Enterprise Products Partners LP EPD24.1K$859,1730.18%no change
Marriott International Inc. MAR2.4K$855,5270.18%-200
NextEra Energy Inc. NEE11.1K$838,3660.18%no change
Sysco Corp. SYY10.8K$838,2260.18%no change
Simpson Manufacturing Co., Inc. SSD4.7K$797,8390.17%-232
Bank of Montreal BMO4.7K$787,7480.17%-100
Abbott Laboratories ABT7.9K$780,7570.17%no change
Target Corp. TGT5.0K$779,6890.17%no change
Aflac Inc. AFL6.7K$744,4550.16%-500
Meta Platforms, Inc. META1.0K$742,2450.16%-33
Cigna Group CI2.7K$737,7470.16%no change
Air Products & Chemicals, Inc. APD2.5K$708,0950.15%no change
Honeywell Aerospace Inc. Com HONA4.5K$702,7890.15%new
Oracle Corp. ORCL5.0K$687,9430.15%-660
Verizon Communications Inc. VZ14.5K$664,0390.14%-275
Teck Resources Ltd TECK10.1K$661,1900.14%-1.0K
Sherwin Williams Co. SHW2.0K$657,2080.14%no change
L3Harris Technologies, Inc. LHX2.7K$644,9890.14%+25
Otis Worldwide Corp. OTIS10.0K$643,9250.14%-965
Phillips 66 PSX2.5K$638,2750.14%no change
Verisign Inc. VRSN2.2K$624,6520.13%no change
ConocoPhillips COP5.0K$620,7440.13%no change
Walt Disney Co. DIS5.9K$617,0220.13%-300
Deere & Co. DE913$613,3670.13%no change
SPDR Dow Jones Indl Average DIA1.2K$610,7690.13%no change
Royal Caribbean Cruises Ltd. RCL2.3K$609,8100.13%no change
Vertex Pharmaceuticals Inc. VRTX1.1K$591,2980.13%-32
Gilead Sciences, Inc. GILD3.9K$584,2760.12%-245
Mastercard Inc. MA1.0K$575,7350.12%no change
Intercontinental Exchange, Inc. ICE3.8K$575,2820.12%+711
Fortinet, Inc. FTNT3.2K$570,2440.12%no change
Fair Isaac Corp. FICO916$542,7030.12%no change
Marathon Petroleum Corp. MPC1.4K$533,8170.11%no change
Medpace Holdings, Inc. MEDP855$533,6740.11%no change
Morgan Stanley MS2.8K$521,7050.11%no change
iShares Trust EFA4.9K$511,4500.11%no change
Comfort Systems USA Inc. FIX308$509,4600.11%-146
Hershey Co. HSY3.1K$496,4720.11%no change
Salesforce, Inc. CRM2.2K$496,1010.11%-7
McCormick & Co. Inc. MKC10.0K$462,4340.10%-365
Intuitive Surgical Inc. ISRG1.1K$460,7120.10%no change
SLB Limited SLB9.2K$447,2500.10%-225
Moderna, Inc. MRNA2.2K$432,3200.09%-2.1K
iShares Russell 2000 ETF IWM1.5K$427,9510.09%no change
Toro Co. TTC4.4K$420,8730.09%+1.2K
RPM International Inc. RPM4.2K$409,4810.09%no change
Stryker Corp. SYK1.5K$404,8230.09%no change
Qualcomm Inc. QCOM2.1K$393,8460.08%-75
Quanta Services, Inc. PWR601$386,1490.08%-250
Qnity Electronics, Inc. Q3.0K$379,4830.08%no change
Veralto Corp. VLTO4.0K$375,8650.08%-12
Amphenol Corp. APH4.4K$374,2920.08%no change
GSK plc GSK7.7K$372,9320.08%-528
Lowe's Companies Inc. LOW2.0K$360,8400.08%no change
Vanguard Specialized Funds VIG1.5K$354,8650.08%no change
Labcorp Holdings Inc. LH1.1K$352,7860.08%no change
DuPont de Nemours, Inc. DD2.7K$349,1440.07%no change
Rocket Lab Corp. RKLB5.0K$346,3100.07%new
Consolidated Edison Inc. ED3.4K$345,1630.07%-700
Waters Corp. WAT780$342,7240.07%no change
Valero Energy Corp. VLO860$333,3450.07%no change
Federal Agric MTG Corp. AGM1.5K$314,5180.07%no change
Wells Fargo & Company WFC3.8K$304,5100.07%no change
Adobe Inc. ADBE1.3K$300,8850.06%no change
Expeditors International of Washington Inc. EXPD1.6K$290,8080.06%no change
IDEXX Laboratories Inc. IDXX547$285,6380.06%no change
Citizens Financial Group Inc. CFG4.4K$278,8860.06%no change
Lockheed Martin Corp. LMT545$277,5410.06%+45
Saia Inc. SAIA820$273,6670.06%no change
Boston Scientific Corp. BSX6.2K$272,8130.06%new
CME Group Inc. CME1.0K$270,3630.06%no change
Jack Henry & Associates Inc. JKHY1.9K$268,0020.06%-80
Waste Management Inc. WM1.3K$265,0960.06%no change
CVS Health Corp. CVS3.0K$260,4120.06%no change
Fastenal Co. FAST5.2K$256,5650.05%no change
Starbucks Corp. SBUX2.7K$255,7590.05%-250
Cisco Systems, Inc. CSCO2.4K$255,6210.05%-78
Church & Dwight Co. Inc. CHD2.7K$253,1150.05%-300
Travelers Companies, Inc. TRV701$249,9140.05%no change
Colgate-Palmolive Co. CL2.8K$238,4550.05%-40
SPDR S&P 500 SPY312$237,9410.05%no change
Broadridge Financial Solutions, Inc. BR1.5K$236,0120.05%no change
Corteva, Inc. CTVA3.0K$230,9310.05%no change
Dover Corp. DOV1.2K$226,7550.05%no change
Wisdomtree Trust DGRW2.3K$220,7350.05%no change
iShares Trust ITOT1.3K$216,1760.05%no change
Nucor Corp. NUE920$215,0500.05%no change
Akamai Technologies Inc. AKAM2.0K$208,9780.04%-200
iShares Trust IGSB4.0K$204,9200.04%no change
Regeneron Pharmaceuticals, Inc. REGN269$203,9750.04%new
Constellation Energy Corp. CEG793$201,4380.04%new
Transocean Ltd RIG15.5K$81,2200.02%no change
Every US-listed position in the fund's 13F for the quarter ended 30 September 2026, by the value it reported.
Read moreChange is shares against its 13F for the quarter before; the 11 it sold out of are in the box above.