Institutional Manager · CIK 0001931870
ARGONAUTICA PRIVATE WEALTH MANAGEMENT, INC
WELLESLEY, MA · File #028-22880
Latest AUM
$340.6M
Positions
181
Top-10 Concentration
47.3%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
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 |
|---|---|---|---|---|---|
| EXITED | VALERO ENERGY CORP | 91913Y100 | -18,242 | -$3.1M | $0 |
| ADD | MASTERCARD INCORPORATED | MA | +5,424 | +$3.1M | +$3,321 |
| EXITED | ADOBE INC | 00724F101 | -7,596 | -$2.7M | $0 |
| EXITED | LOCKHEED MARTIN CORP | 539830109 | -5,268 | -$2.6M | $0 |
| NEW | BROADRIDGE FINL SOLUTIONS IN | 11133T103 | +10,374 | +$2.3M | $0 |
| EXITED | CONOCOPHILLIPS | 20825C104 | -21,397 | -$2.0M | $0 |
| ADD | INTUIT | INTU | +2,975 | +$2.0M | -$87,739 |
| REDUCE | NVIDIA CORPORATION | NVDA | -9,857 | -$1.8M | -$7,724 |
| REDUCE | ALPHABET INC | GOOG | -5,555 | -$1.7M | +$4.8M |
| NEW | CONSTELLATION ENERGY CORP | CEG | +4,153 | +$1.5M | $0 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 2025181 pos · $340.6M
- 13F HOLDINGS REPORTQ/E Sep 2025185 pos · $342.6M
- 13F HOLDINGS REPORTQ/E Jun 2025183 pos · $315.8M
- 13F HOLDINGS REPORTQ/E Mar 2025180 pos · $291.0M
- 13F HOLDINGS REPORTQ/E Dec 2024191 pos · $309.7M
- 13F HOLDINGS REPORTQ/E Sep 2024196 pos · $301.5M
- 13F HOLDINGS REPORTQ/E Jun 2024197 pos · $292.2M
- 13F HOLDINGS REPORTQ/E Mar 2024197 pos · $278.8M
- 13F HOLDINGS REPORTQ/E Dec 2023180 pos · $222.6M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | ALPHABET INC | GOOG | 63,568 | $19.9M | 7.68% |
| 2 | APPLE INC | AAPL | 70,550 | $19.2M | 7.41% |
| 3 | MICROSOFT CORP | MSFT | 34,694 | $16.8M | 6.48% |
| 4 | NVIDIA CORPORATION | NVDA | 86,693 | $16.2M | 6.24% |
| 5 | BROADCOM INC | AVGO | 37,907 | $13.1M | 5.07% |
| 6 | AMAZON COM INC | AMZN | 38,393 | $8.9M | 3.42% |
| 7 | ADVANCED MICRO DEVICES INC | AMD | 37,043 | $7.9M | 3.06% |
| 8 | APPLIED MATLS INC | 038222105 | 28,273 | $7.3M | 2.81% |
| 9 | META PLATFORMS INC | META | 10,068 | $6.6M | 2.57% |
| 10 | CISCO SYS INC | CSCO | 85,288 | $6.6M | 2.54% |
| 11 | WALMART INC | WMT | 54,069 | $6.0M | 2.33% |
| 12 | TESLA INC | TSLA | 13,305 | $6.0M | 2.31% |
| 13 | BLACKROCK INC | BLK | 5,009 | $5.4M | 2.07% |
| 14 | BLACKSTONE INC | BX | 34,134 | $5.3M | 2.03% |
| 15 | ORACLE CORP | ORCL-PD | 26,877 | $5.2M | 2.02% |
| 16 | KLA CORP | KLAC | 4,227 | $5.1M | 1.98% |
| 17 | AMPHENOL CORP NEW | 032095101 | 36,541 | $4.9M | 1.91% |
| 18 | INTUIT | INTU | 7,257 | $4.8M | 1.86% |
| 19 | NEXTERA ENERGY INC | NEE-PW | 50,448 | $4.0M | 1.56% |
| 20 | MASTERCARD INCORPORATED | MA | 7,028 | $4.0M | 1.55% |