Argonautica Private Wealth Management, Inc.
In its 13F for Q3 2025 (holdings as of September 30, 2025, filed October 23, 2025), Argonautica Private Wealth Management, Inc. reported 185 stock positions worth $342.6 million. Its top holding was Microsoft (MSFT) at 5.6% of the portfolio, followed by Apple (AAPL, 5.6%) and Nvidia (NVDA, 5.3%). Compared with Q2 2025, it opened 7 new positions, sold out of 5, added to 52 and reduced 80. The biggest buy was a new position in DBL Comm Real Est Debt (DCRE) and the biggest sale an exit from iShares Preferred & Income S (PFF).
- Most Recent 13F
- Q2 2026
- Location
- WELLESLEY, MA
- CIK
- 0001931870
- Portfolio Value
- $342.6M (Q3 2025)
- SEC Filing
- 0001931870-25-000004 ↗ filed Oct 23, 2025
Holdings Value
Holdings 185 stocks · $342.6M
| MSFT Microsoft Corp. | 5.61% | 37,088 | $19.2M | Reduce -0.2% |
| AAPL Apple Inc. | 5.59% | 75,199 | $19.1M | Reduce -0.3% |
| NVDA Nvidia Corp. | 5.26% | 96,550 | $18.0M | Reduce -0.1% |
| GOOGL Alphabet Inc. Class A | 4.91% | 69,123 | $16.8M | Reduce -0.7% |
| AVGO Broadcom Inc. | 3.95% | 41,063 | $13.5M | Reduce -0.6% |
| AMZN Amazon.com Inc. | 2.64% | 41,190 | $9.0M | Reduce -0.4% |
| ORCL Oracle Corp. | 2.42% | 29,448 | $8.3M | Reduce -0.4% |
| META Meta Platforms Inc. Class A | 2.23% | 10,387 | $7.6M | Reduce -0.8% |
| BLK BlackRock Inc. | 1.87% | 5,482 | $6.4M | Reduce -0.3% |
| TSLA Tesla Inc. | 1.83% | 14,065 | $6.3M | Reduce -1.6% |
| AMD Advanced Micro Devices | 1.82% | 38,456 | $6.2M | Reduce -0.5% |
| CSCO Cisco Systems Inc. | 1.79% | 89,409 | $6.1M | Reduce -0.7% |
| AMAT Applied Materials Inc. | 1.77% | 29,690 | $6.1M | Reduce -0.2% |
| BX Blackstone Inc. | 1.75% | 35,061 | $6.0M | Reduce -1.5% |
| WMT Walmart Inc. | 1.71% | 56,745 | $5.8M | Reduce -1.1% |
| KLAC KLA Corp. | 1.39% | 4,413 | $4.8M | No change |
| APH Amphenol Corp. Class A | 1.36% | 37,748 | $4.7M | Add +0.1% |
| TXN Texas Instruments Inc. | 1.16% | 21,720 | $4.0M | Reduce -0.5% |
| V Visa Inc. Class A | 1.09% | 10,896 | $3.7M | Reduce -0.8% |
| FRT Federal Realty Invs Trust | 1.08% | 36,573 | $3.7M | Reduce -0.2% |
| ABBV Abbvie Inc. | 1.08% | 16,000 | $3.7M | Reduce -1.1% |
| NEE Nextera Energy Inc. | 1.08% | 48,829 | $3.7M | Reduce -0.3% |
| SHW The Sherwin-Williams Co. | 1.06% | 10,456 | $3.6M | Reduce -0.5% |
| ECL Ecolab Inc. | 1.04% | 13,020 | $3.6M | Reduce -0.7% |
| CRWD CrowdStrike Holdings Inc. Class A | 1.02% | 7,117 | $3.5M | Reduce -0.2% |
| GD General Dynamics Corp. | 1.01% | 10,102 | $3.4M | Reduce -0.4% |
| ADI Analog Devices Inc. | 0.98% | 13,654 | $3.4M | Reduce -1.0% |
| VLO Valero Energy Corp. | 0.91% | 18,242 | $3.1M | Reduce -1.2% |
| SPGI S&P Global Inc. | 0.90% | 6,314 | $3.1M | Reduce -0.8% |
| LHX L3HARRIS Technologies Inc. | 0.89% | 9,957 | $3.0M | Reduce -1.2% |
| EMR Emerson Electric Co. | 0.89% | 23,131 | $3.0M | Reduce -0.9% |
| CB Chubb Ltd. | 0.87% | 10,597 | $3.0M | Add +0.9% |
| PH Parker Hannifin Corp. | 0.87% | 3,936 | $3.0M | Reduce -1.1% |
| INTU Intuit Inc. | 0.85% | 4,282 | $2.9M | Add +0.1% |
| SYK Stryker Corp. | 0.83% | 7,730 | $2.9M | Reduce -0.9% |
| KMI Kinder Morgan Inc. | 0.79% | 95,173 | $2.7M | Reduce -1.0% |
| LIN Linde PLC | 0.78% | 5,649 | $2.7M | Reduce -0.4% |
| ADBE Adobe Inc. | 0.78% | 7,596 | $2.7M | Reduce -0.6% |
| LMT Lockheed Martin Corp. | 0.77% | 5,268 | $2.6M | Reduce -1.3% |
| TSCO Tractor Supply Company | 0.76% | 45,589 | $2.6M | Reduce -1.1% |
| PSX Phillips 66 | 0.75% | 18,978 | $2.6M | Reduce -1.3% |
| APD Air Products & Chemicals Inc. | 0.74% | 9,251 | $2.5M | Reduce -1.2% |
| VB Vanguard Most SM-Cap ETF-Usd | 0.72% | 9,764 | $2.5M | Add +0.3% |
| XOM Exxon Mobil Corp. | 0.72% | 21,831 | $2.5M | Reduce -0.8% |
| LLY Eli Lilly & Co. | 0.68% | 3,052 | $2.3M | Reduce -1.4% |
| VO Vngrd Mrngstr MD-Cap ETF-Usd | 0.66% | 7,642 | $2.2M | Add +0.5% |
| IEFA iShares Core MSCI Eafe ETF | 0.63% | 24,602 | $2.1M | Add +0.4% |
| CVX Chevron Corp. | 0.62% | 13,619 | $2.1M | Reduce -1.3% |
| COP Conocophillips | 0.59% | 21,397 | $2.0M | Reduce -1.1% |
| LRCX Lam Research Corp. | 0.56% | 14,283 | $1.9M | No change |
| TSM Taiwan Semiconductor-SP ADR | 0.54% | 6,673 | $1.9M | Reduce -3.0% |
| TJX TJX Companies Inc. filed as TJX COS INC NEW | 0.51% | 12,098 | $1.7M | Reduce -0.2% |
| PANW Palo Alto Networks Inc. | 0.47% | 7,970 | $1.6M | Reduce -0.0% |
| GOOG Alphabet Inc. Class C | 0.46% | 6,485 | $1.6M | Reduce -0.2% |
| WDC Western Digital Corp. | 0.44% | 12,669 | $1.5M | No change |
| KEYS Keysight Technologies Inc. | 0.41% | 8,047 | $1.4M | Reduce -0.3% |
| FTNT Fortinet Inc. | 0.40% | 16,396 | $1.4M | No change |
| BEPC Brookfield Renewable Corp. | 0.38% | 37,702 | $1.3M | Reduce -0.0% |
| NOW ServiceNow Inc. | 0.37% | 1,367 | $1.3M | Reduce -0.4% |
| VOO Vanguard S&P 500 ETF | 0.37% | 2,043 | $1.3M | Add +0.9% |
| UBER Uber Technologies Inc. | 0.35% | 12,314 | $1.2M | Reduce -0.5% |
| MU Micron Technology Inc. | 0.35% | 7,092 | $1.2M | No change |
| QCOM Qualcomm Inc. | 0.33% | 6,884 | $1.1M | No change |
| CHKP Check Point Software Tech | 0.33% | 5,420 | $1.1M | Reduce -0.2% |
| ANET Arista Networks Inc. | 0.33% | 7,654 | $1.1M | No change |
| ORLY O'reilly Automotive Inc. | 0.33% | 10,332 | $1.1M | Reduce -0.2% |
| CMG Chipotle Mexican Grill Inc. | 0.32% | 28,005 | $1.1M | No change |
| EA Electronic Arts Inc. | 0.32% | 5,425 | $1.1M | Reduce -0.6% |
| PEN Penumbra Inc. | 0.30% | 4,017 | $1.0M | Reduce -0.4% |
| BURL Burlington Stores Inc. | 0.29% | 3,845 | $979K | Add +0.5% |
| MA Mastercard Inc. Class A | 0.27% | 1,604 | $912K | Reduce -4.1% |
| JNJ Johnson & Johnson | 0.27% | 4,916 | $912K | Reduce -3.9% |
| CPAY Corpay Inc. | 0.27% | 3,158 | $910K | Add +0.5% |
| ADP Automatic Data Processing | 0.26% | 3,000 | $881K | No change |
| GWRE Guidewire Software Inc. | 0.26% | 3,803 | $874K | Reduce -0.6% |
| HPE Hewlett Packard Enterprise | 0.25% | 35,338 | $868K | Add +0.0% |
| IGOV iShares International Treasu | 0.25% | 19,894 | $847K | Reduce -7.0% |
| BABA Alibaba Group Holding-SP ADR | 0.25% | 4,738 | $847K | Reduce -3.4% |
| ICE Intercontinental Exchange Inc. | 0.24% | 4,866 | $820K | No change |
| DCRE DBL Comm Real Est Debt | 0.24% | 15,740 | $820K | New |
| WDAY Workday Inc. Class A | 0.24% | 3,368 | $811K | No change |
| FSLR First Solar Inc. | 0.23% | 3,649 | $805K | Add +0.8% |
| BND Vanguard Total Bond Market | 0.23% | 10,519 | $782K | Add +0.0% |
| EQIX Equinix Inc. | 0.23% | 985 | $771K | Add +4.3% |
| TT Trane Technologies PLC | 0.23% | 1,827 | $771K | Reduce -4.4% |
| GS Goldman Sachs Group Inc. | 0.22% | 948 | $755K | No change |
| PFG Principal Financial Group | 0.21% | 8,759 | $726K | Reduce -0.7% |
| HYG Ishr Ibx Usd Hiyld CB ETF-Ui | 0.21% | 8,800 | $714K | No change |
| MUB iShares National Muni Bond E | 0.21% | 6,643 | $707K | Add +0.9% |
| ULTA Ulta Beauty Inc. | 0.20% | 1,269 | $694K | No change |
| SNPS Synopsys Inc. | 0.20% | 1,392 | $687K | No change |
| BIV Vanguard Intermediate-Term B | 0.19% | 8,478 | $662K | Add +2.5% |
| SPSB SS SPDR P St C Corp. ETF | 0.19% | 21,843 | $662K | Reduce -50.0% |
| PG The Procter & Gamble Co. | 0.19% | 4,288 | $659K | No change |
| EVR Evercore Inc. Class A | 0.19% | 1,935 | $653K | No change |
| XYL Xylem Inc. | 0.19% | 4,358 | $643K | Add +0.5% |
| SAP Sap SE-Sponsored ADR | 0.19% | 2,395 | $640K | Reduce -4.3% |
| XYZ Block Inc. | 0.19% | 8,856 | $640K | No change |
| ROK Rockwell Automation Inc. | 0.18% | 1,779 | $622K | Add +0.5% |
| HYMB SS SPDR N Ice HY Muni ETF | 0.18% | 24,935 | $622K | Add +27.0% |
Portfolio Sells Q2 2025 → Q3 2025
| PFF iShares Preferred & Income S | Sold out | 0.00% | −0.39 |
| TXN Texas Instruments Inc. | Reduce -0.5% | 1.16% | −0.27 |
| MSFT Microsoft Corp. | Reduce -0.2% | 5.61% | −0.25 |
| AMZN Amazon.com Inc. | Reduce -0.4% | 2.64% | −0.23 |
| SPSB SS SPDR P St C Corp. ETF | Reduce -50.0% | 0.19% | −0.22 |
| META Meta Platforms Inc. Class A | Reduce -0.8% | 2.23% | −0.22 |
| FISV Fiserv Inc. | Reduce -45.7% | 0.12% | −0.20 |
| CSCO Cisco Systems Inc. | Reduce -0.7% | 1.79% | −0.19 |
| SPGI S&P Global Inc. | Reduce -0.8% | 0.90% | −0.17 |
| ADBE Adobe Inc. | Reduce -0.6% | 0.78% | −0.15 |
| V Visa Inc. Class A | Reduce -0.8% | 1.09% | −0.15 |
| SYK Stryker Corp. | Reduce -0.9% | 0.83% | −0.14 |
| CRWD CrowdStrike Holdings Inc. Class A | Reduce -0.2% | 1.02% | −0.13 |
| KMI Kinder Morgan Inc. | Reduce -1.0% | 0.79% | −0.11 |
| APD Air Products & Chemicals Inc. | Reduce -1.2% | 0.74% | −0.10 |
| EMR Emerson Electric Co. | Reduce -0.9% | 0.89% | −0.10 |
| BSV Vanguard Short-Term Bond ETF | Sold out | 0.00% | −0.10 |
| SHW The Sherwin-Williams Co. | Reduce -0.5% | 1.06% | −0.09 |
| LLY Eli Lilly & Co. | Reduce -1.4% | 0.68% | −0.08 |
| NOW ServiceNow Inc. | Reduce -0.4% | 0.37% | −0.08 |
| ECL Ecolab Inc. | Reduce -0.7% | 1.04% | −0.08 |
| SLB SLB Ltd. | Sold out | 0.00% | −0.08 |
| WMT Walmart Inc. | Reduce -1.1% | 1.71% | −0.07 |
| ACN Accenture PLC Class A | Sold out | 0.00% | −0.07 |
| ADI Analog Devices Inc. | Reduce -1.0% | 0.98% | −0.06 |
| LIN Linde PLC | Reduce -0.4% | 0.78% | −0.06 |
| SAP Sap SE-Sponsored ADR | Reduce -4.3% | 0.19% | −0.05 |
| CHKP Check Point Software Tech | Reduce -0.2% | 0.33% | −0.05 |
| BRBR Bellring Brands Inc. | Reduce -4.0% | 0.06% | −0.05 |
| IGOV iShares International Treasu | Reduce -7.0% | 0.25% | −0.04 |
| PANW Palo Alto Networks Inc. | Reduce -0.0% | 0.47% | −0.04 |
| HAL Halliburton Co. | Reduce -44.8% | 0.07% | −0.04 |
| BRO Brown & Brown Inc. | Reduce -0.5% | 0.14% | −0.04 |
| TYL Tyler Technologies Inc. | Reduce -1.2% | 0.16% | −0.04 |
| TT Trane Technologies PLC | Reduce -4.4% | 0.23% | −0.04 |
| XOM Exxon Mobil Corp. | Reduce -0.8% | 0.72% | −0.03 |
| CTRA Coterra Energy Inc. | Reduce -22.1% | 0.07% | −0.03 |
| HON Honeywell International Inc. | Reduce -9.9% | 0.10% | −0.03 |
| MA Mastercard Inc. Class A | Reduce -4.1% | 0.27% | −0.03 |
| PEN Penumbra Inc. | Reduce -0.4% | 0.30% | −0.03 |
| GWRE Guidewire Software Inc. | Reduce -0.6% | 0.26% | −0.03 |
| ABT Abbott Laboratories | Reduce -14.6% | 0.09% | −0.03 |
| MTN Vail Resorts Inc. | Reduce -19.1% | 0.06% | −0.02 |
| COP Conocophillips | Reduce -1.1% | 0.59% | −0.02 |
| WCN Waste Connections Inc. | Reduce -0.1% | 0.14% | −0.02 |
| FRT Federal Realty Invs Trust | Reduce -0.2% | 1.08% | −0.02 |
| ZBRA Zebra Technologies Corp. Class A | Reduce -1.0% | 0.14% | −0.02 |
| LMT Lockheed Martin Corp. | Reduce -1.3% | 0.77% | −0.02 |
| UBER Uber Technologies Inc. | Reduce -0.5% | 0.35% | −0.01 |
| TSCO Tractor Supply Company | Reduce -1.1% | 0.76% | −0.01 |
Portfolio Buys Q2 2025 → Q3 2025
| DCRE DBL Comm Real Est Debt | New | 0.24% | +0.24 |
| APH Amphenol Corp. Class A | Add +0.1% | 1.36% | +0.18 |
| VGT Vanguard Info Tech ETF | New | 0.18% | +0.18 |
| VDE Vanguard Energy ETF | New | 0.11% | +0.11 |
| VT Vanguard Tot World STK ETF | New | 0.07% | +0.07 |
| CAT Caterpillar Inc. | New | 0.07% | +0.07 |
| VNQI Vanguard GLBL Ex-US Real Est | New | 0.07% | +0.07 |
| SPG Simon Property Group Inc. | New | 0.06% | +0.06 |
| BIDU Baidu Inc. - Spon ADR | Add +0.3% | 0.18% | +0.05 |
| FSLR First Solar Inc. | Add +0.8% | 0.23% | +0.05 |
| HYMB SS SPDR N Ice HY Muni ETF | Add +27.0% | 0.18% | +0.03 |
| HPE Hewlett Packard Enterprise | Add +0.0% | 0.25% | +0.02 |
| RIO Rio Tinto PLC-Spon ADR | Add +16.4% | 0.10% | +0.02 |
| AZN Astrazeneca PLC-Spons ADR | Add +9.0% | 0.11% | +0.01 |
| XYL Xylem Inc. | Add +0.5% | 0.19% | +0.01 |
| TRP TC Energy Corp. | Add +4.2% | 0.14% | +0.01 |
| LEN Lennar Corp. Class A | Add +0.1% | 0.13% | +0.01 |
| TM Toyota Motor Corp. -Spon ADR | Add +2.9% | 0.12% | +0.01 |
| SONY Sony Group Corp. - SP ADR | Add +1.0% | 0.15% | +0.00 |
| OMC Omnicom Group | Add +0.5% | 0.09% | +0.00 |
| BURL Burlington Stores Inc. | Add +0.5% | 0.29% | +0.00 |
| NXPI NXP Semiconductors NV | Add +7.3% | 0.12% | +0.00 |
| IEMG iShares Core MSCI Emerging | Add +0.7% | 0.15% | +0.00 |
| MDT Medtronic PLC | Add +0.5% | 0.16% | +0.00 |
| FTS Fortis Inc. | Add +3.5% | 0.12% | +0.00 |
| NVS Novartis AG-Sponsored ADR | Add +3.2% | 0.15% | +0.00 |
| VOO Vanguard S&P 500 ETF | Add +0.9% | 0.37% | +0.00 |
| VTEB Vanguard Tax-Exempt Bond ETF | Add +6.8% | 0.17% | +0.00 |
| QSR Restaurant Brands Intern | Add +11.0% | 0.10% | −0.00 |
| IXUS iShares Core Intl Stock ETF | Add +0.6% | 0.14% | −0.00 |
| HUBB Hubbell Inc. | Add +0.4% | 0.09% | −0.00 |
| MRK Merck & Co. Inc. | Add +0.6% | 0.14% | −0.00 |
| TTE Totalenergies SE -Spon ADR | Add +8.1% | 0.12% | −0.00 |
| BLV Vanguard Long-Term Bond ETF | Add +0.9% | 0.08% | −0.00 |
| ROK Rockwell Automation Inc. | Add +0.5% | 0.18% | −0.00 |
| UL Unilever PLC | Add +7.3% | 0.12% | −0.01 |
| SHEL Shell PLC-ADR | Add +3.2% | 0.15% | −0.01 |
| CP Canadian Pacific Kansas City | Add +10.0% | 0.11% | −0.01 |
| VB Vanguard Most SM-Cap ETF-Usd | Add +0.3% | 0.72% | −0.01 |
| POST Post Holdings Inc. | Add +1.1% | 0.08% | −0.01 |
| BIV Vanguard Intermediate-Term B | Add +2.5% | 0.19% | −0.01 |
| MUB iShares National Muni Bond E | Add +0.9% | 0.21% | −0.01 |
| EQIX Equinix Inc. | Add +4.3% | 0.23% | −0.01 |
| MKL Markel Group Inc. | Add +0.5% | 0.11% | −0.01 |
| EOG EOG Resources Inc. | Add +5.9% | 0.18% | −0.02 |
| BND Vanguard Total Bond Market | Add +0.0% | 0.23% | −0.02 |
| CDW CDW Corp. | Add +1.6% | 0.09% | −0.02 |
| ARM Arm Holdings PLC-ADR | Add +7.8% | 0.12% | −0.02 |
| VO Vngrd Mrngstr MD-Cap ETF-Usd | Add +0.5% | 0.66% | −0.02 |
| MCHP Microchip Technology Inc. | Add +0.0% | 0.11% | −0.02 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 182 | $409.5M | GOOGL, AAPL, AMD, AMAT, NVDA |
| Q1 2026 | 183 | $330.5M | AAPL, GOOGL, NVDA, MSFT, AVGO |
| Q4 2025 | 181 | $340.6M | GOOGL, AAPL, MSFT, NVDA, AVGO |
| Q3 2025 | 185 | $342.6M | MSFT, AAPL, NVDA, GOOGL, AVGO |
| Q2 2025 | 183 | $315.8M | MSFT, AAPL, NVDA, GOOGL, AVGO |
| Q1 2025 | 180 | $291.0M | AAPL, MSFT, GOOGL, NVDA, AMZN |
| Q4 2024 | 191 | $309.7M | AAPL, MSFT, GOOGL, NVDA, AVGO |
| Q3 2024 | 196 | $301.5M | AAPL, MSFT, GOOGL, NVDA, AMZN |
| Q2 2024 | 197 | $292.2M | MSFT, AAPL, GOOGL, NVDA, AMZN |
| Q1 2024 | 197 | $278.8M | MSFT, AAPL, GOOGL, NVDA, UNH |