13F 申报指南13F 概念全攻略
什么是 SEC Form 13F 申报？美股机构大户持股全攻略
完整解读 Form 13F 申报规范、1 亿美元门槛与 45 天延迟申报机制，学会如何追踪顶级对冲基金与机构法人持仓动向。
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CIK: 0001742418
申报总市值
US$13.8亿
US$13.8亿
50 檔
30.0%
根据最新整理的 13F 季度数据集，Dundas Partners LLP 于 Q3 2025 结束时的管理资产规模为 US$13.8亿。该机构在本季度申报了 50 档美股持仓，呈现出该时期的主要投资地图。
在 Q3 2025，Dundas Partners LLP 操作展现出积极扩展与加仓意向。本季共新建仓 10 个新仓位，并对 23 个既有持股进行加仓（合计增持 33 档），相较减仓与清仓仓位显著占优。
在资产配置集中度方面，Dundas Partners LLP 的前 5 大核心持股（包含 MSFT, WRB, TSM 等）合计占整体申报市值的 30.0%，反映机构在主要关键仓位上的权重分布。
| # | 代码 | 标的名称 | 资产子类别 | 占比 | 占比变动 | 持仓量变化 | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | MSFT | Microsoft CORP | 股票-科技 | 6.82% | -0.70% | — | |
| 2 | WRB | Wr Berkley CORP | 股票-金融 | 6.39% | -0.07% | +5.19% | |
| 3 | TSM | Taiwan Semiconductor-sp Adr | 股票-科技 | 5.57% | +1.75% | — | |
| 4 | APH | Amphenol Corp-cl A | 股票-科技 | 5.30% | +0.98% | -1.82% | |
| 5 | GOOG | Alphabet Inc-cl C | 股票-通信服务 | 5.19% | +0.59% | — | |
| 6 | AXP | American Express Co | 股票-金融 | 4.44% | -0.06% | +8.45% | |
| 7 | V | Visa Inc-class A Shares | 股票-金融 | 4.37% | +0.37% | +3.69% | |
| 8 | BRO | Brown & Brown Inc | 股票-金融 | 4.19% | -0.60% | +25.92% | |
| 9 | ABT | Abbott Laboratories | 股票-医疗保健 | 4.19% | -0.69% | +19.16% | |
| 10 | AMAT | Applied Materials Inc | 股票-科技 | 4.02% | +6.04% | +147.50% | |
| 11 | ADI | Analog Devices Inc | 股票-科技 | 3.59% | +0.47% | +4.43% | |
| 12 | RMD | Resmed Inc | 股票-医疗保健 | 3.38% | -0.77% | +15.07% | |
| 13 | NDAQ | Nasdaq Inc | 股票-金融 | 3.31% | -0.55% | +5.90% | |
| 14 | TMO | Thermo Fisher Scientific Inc | 股票-医疗保健 | 3.26% | -0.29% | +2.19% | |
| 15 | BKNG | Booking Holdings Inc | 股票-周期性消费 | 3.22% | +0.08% | +16.34% | |
| 16 | ZTS | Zoetis Inc | 股票-医疗保健 | 3.21% | -1.97% | +57.11% | |
| 17 | ADP | Automatic Data Processing | 股票-科技 | 3.14% | — | +19521.35% | |
| 18 | ROST | Ross Stores Inc | 股票-周期性消费 | 2.91% | -0.44% | -3.17% | |
| 19 | SYK | Stryker CORP | 股票-医疗保健 | 2.58% | -0.33% | +9.03% | |
| 20 | ACN | Accenture plc | 股票-科技 | 2.54% | -1.81% | EXIT | |
| 21 | EFX | Equifax Inc | 股票-工业 | 2.40% | -1.04% | — | |
| 22 | AME | Ametek Inc | 股票-工业 | 2.29% | +0.07% | — | |
| 23 | INTU | Intuit Inc | 股票-科技 | 2.11% | -0.67% | +18.63% | |
| 24 | HDB | Hdfc Bank Ltd-adr | 股票-金融 | 2.08% | -0.14% | +94.89% | |
| 25 | ALC | Alcon Inc. | 股票-医疗保健 | 2.06% | -0.26% | — | |
| 26 | MA | Mastercard Inc - A | 股票-金融 | 1.79% | +0.20% | — | |
| 27 | MSCI | Msci Inc | 股票-金融 | 1.51% | -1.56% | EXIT | |
| 28 | GWW | Ww Grainger Inc | 股票-工业 | 1.43% | +0.23% | -71.24% | |
| 29 | CRM | Salesforce Inc | 股票-科技 | 1.42% | -0.21% | — | |
| 30 | RBA | Rb Global Inc | 股票-工业 | 0.72% | -0.05% | -1.66% | |
| 31 | RYAN | Ryan Specialty Holdings Inc | 股票-金融 | 0.05% | -0.01% | EXIT | |
| 32 | WTS | Watts Water Technologies-a | 股票-工业 | 0.04% | -0.03% | EXIT | |
| 33 | PAYC | Paycom Software Inc | 股票-科技 | 0.04% | -0.01% | EXIT | |
| 34 | IDCC 3.5 06-01-27债券 | Interdigital Inc | 债券 | 0.04% | -0.01% | EXIT | |
| 35 | TECH | Bio-techne CORP | 股票-医疗保健 | 0.04% | -0.03% | EXIT | |
| 36 | AIT | Applied Industrial Tech Inc | 股票-工业 | 0.04% | -0.04% | EXIT | |
| 37 | JKHY | Jack Henry & Associates Inc | 股票-科技 | 0.04% | -0.04% | EXIT | |
| 38 | ESAB | Esab CORP | 股票-工业 | 0.03% | -0.03% | EXIT | |
| 39 | MKTX | Marketaxess Holdings Inc | 股票-金融 | 0.03% | -0.02% | EXIT | |
| 40 | SF | Stifel Financial CORP | 股票-金融 | 0.03% | -0.03% | EXIT | |
| 41 | HLNE | Hamilton Lane Inc-class A | 股票-金融 | 0.02% | -0.02% | EXIT | |
| 42 | TRU | Transunion | 股票-金融 | 0.02% | -0.01% | EXIT | |
| 43 | NVT | nVent Electric plc | 股票-工业 | 0.02% | -0.04% | EXIT | |
| 44 | CR | Crane Co | 股票-工业 | 0.02% | -0.03% | EXIT | |
| 45 | RLI | Rli CORP | 股票-金融 | 0.02% | -0.01% | EXIT | |
| 46 | EVR | Evercore Inc - A | 股票-金融 | 0.02% | -0.02% | EXIT | |
| 47 | LFUS | Littelfuse Inc | 股票-科技 | 0.02% | -0.04% | EXIT | |
| 48 | LMAT | Lemaitre Vascular Inc | 股票-其他 | 0.02% | -0.02% | EXIT | |
| 49 | GGG | Graco Inc | 股票-工业 | 0.01% | — | — | |
| 50 | BMI | Badger Meter Inc | 股票-科技 | 0.01% | -0.01% | EXIT |
| # | 代码 | 标的名称 | 占比变动 | 持仓量变化 | 异动类型 |
|---|---|---|---|---|---|
| 1 | APH | Amphenol Corp-cl A | +2.3% | -1.82% | 减仓 |
| 2 | TSM | Taiwan Semiconductor-sp Adr | +2% | — | 减仓 |
| 3 | GOOG | Alphabet Inc-cl C | +1.7% | — | 不变 |
| 4 | MSFT | Microsoft CORP | +1.7% | — | 不变 |
| 5 | AMAT | Applied Materials Inc | +1.2% | +147.50% | 加仓 |
| 6 | AXP | American Express Co | +1% | +8.45% | 加仓 |
| 7 | RMD | Resmed Inc | +0.9% | +15.07% | 加仓 |
| 8 | ABT | Abbott Laboratories | +0.8% | +19.16% | 加仓 |
| 9 | ZTS | Zoetis Inc | +0.8% | +57.11% | 加仓 |
| 10 | BKNG | Booking Holdings Inc | +0.8% | +16.34% | 加仓 |
| 11 | ADI | Analog Devices Inc | +0.7% | +4.43% | 加仓 |
| 12 | ADP | Automatic Data Processing | +0.6% | +19521.35% | 加仓 |
| 13 | NDAQ | Nasdaq Inc | +0.5% | +5.90% | 加仓 |
| 14 | TMO | Thermo Fisher Scientific Inc | +0.5% | +2.19% | 加仓 |
| 15 | WRB | Wr Berkley CORP | +0.5% | +5.19% | 加仓 |
| 16 | AME | Ametek Inc | +0.5% | — | 加仓 |
| 17 | INTU | Intuit Inc | +0.4% | +18.63% | 加仓 |
| 18 | ROST | Ross Stores Inc | +0.3% | -3.17% | 减仓 |
| 19 | HDB | Hdfc Bank Ltd-adr | +0.2% | +94.89% | 加仓 |
| 20 | SYK | Stryker CORP | +0.1% | +9.03% | 加仓 |
| 21 | RBA | Rb Global Inc | 0% | -1.66% | 加仓 |
| 22 | EFX | Equifax Inc | 0% | — | 不变 |
| 23 | IDCC 3.5 06-01-27债券 | Interdigital Inc | 0% | — | 减仓 |
| 24 | AIT | Applied Industrial Tech Inc | 0% | -99.21% | 加仓 |
| 25 | MA | Mastercard Inc - A | — | — | 不变 |
| 26 | WTS | Watts Water Technologies-a | — | — | 减仓 |
| 27 | PAYC | Paycom Software Inc | — | +9.14% | 加仓 |
| 28 | LFUS | Littelfuse Inc | — | +26.11% | 减仓 |
| 29 | MKTX | Marketaxess Holdings Inc | 0% | — | 减仓 |
| 30 | BMI | Badger Meter Inc | 0% | -90.85% | 减仓 |
| 31 | RYAN | Ryan Specialty Holdings Inc | 0% | +14.93% | 加仓 |
| 32 | ESAB | Esab CORP | 0% | +8.75% | 加仓 |
| 33 | TRU | Transunion | 0% | +19.41% | 减仓 |
| 34 | GGG | Graco Inc | 0% | — | 减仓 |
| 35 | MSCI | Msci Inc | -0.1% | — | 不变 |
| 36 | V | Visa Inc-class A Shares | -0.2% | +3.69% | 加仓 |
| 37 | ACN | Accenture plc | -0.4% | +15.23% | 加仓 |
| 38 | BRO | Brown & Brown Inc | -0.4% | +25.92% | 加仓 |
| 39 | ALC | Alcon Inc. | -0.8% | — | 减仓 |
| 40 | GWW | Ww Grainger Inc | -3.9% | -71.24% | 减仓 |
| 41 | MRSH | Marsh & Mclennan Cos | — | EXIT | 清仓 |
| 42 | FDS | Factset Research Systems Inc | — | EXIT | 清仓 |
| 43 | AAPL | Apple Inc | — | EXIT | 清仓 |
| 44 | HD | Home Depot Inc | — | EXIT | 清仓 |
| 45 | NDSN | Nordson CORP | — | EXIT | 清仓 |
| 46 | COST | Costco Wholesale CORP | — | EXIT | 清仓 |
| 47 | CRM | Salesforce Inc | — | NEW | 新建仓 |
| 48 | TECH | Bio-techne CORP | — | NEW | 新建仓 |
| 49 | JKHY | Jack Henry & Associates Inc | — | NEW | 新建仓 |
| 50 | MORN | Morningstar Inc | — | EXIT | 清仓 |
根据 SEC 官方 Form 13F 申报备案，Dundas Partners LLP 在 Q3 2025 季度的美股持仓总市值约为 US$13.8亿，共申报了 50 个公开持股仓位。
在 Q3 2025 季度，Dundas Partners LLP 按市值排列的前三大核心持股分别为：MSFT (6.8%)、WRB (6.4%)、TSM (5.6%)。其中最大持股仓位 MSFT 占据整体投资组合约 6.8% 的权重。
精选 AlphaSMO 大户持股与内部人交易深度分析，提升投资决策胜率
完整解读 Form 13F 申报规范、1 亿美元门槛与 45 天延迟申报机制，学会如何追踪顶级对冲基金与机构法人持仓动向。
本季最大新建仓标的
CRM
市值: US$2018.1万
本季最大获利了结 / 清仓标的
MRSH
前期市值: US$4575.4万
在 Q3 2025 季度中，Dundas Partners LLP 共进行了 54 项持仓异动，包含新建仓 10 个仓位、加仓 23 个仓位、减仓 12 个仓位以及清仓 9 个仓位。 其中最大新建仓标的为 CRM。 本季清仓仓位包含 MRSH。
本页面所有持股数据均直接同步自美国证券交易委员会（SEC）EDGAR 官方系统之 13F-HR / 13F-HR/A 季度申报文件。AlphaSMO 通过机器解析 CUSIP 与个股对照，提供 100% 精准对齐的历史时序数据集，并支持 Schema.org 结构化数据格式。
解析公司高管、董事与 10% 大股东之 Form 4 内部人交易申报，掌握高管自家股票买卖第一手信号。
深入剖析 5% 股权申报门槛、13D 与 13G 之差异，以及最新 SEC 申报时程规范，洞察机构法人的激进投资动向。