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。
AlphaSMO 权威研究指南阅读专题
CIK: 0001742418
申报总市值
US$13.8亿
US$13.8亿
49 檔
28.9%
截至 Q1 2026 季度末，Dundas Partners LLP 的美股持仓估值约为 US$13.8亿，全数申报仓位共有 49 档。
在 Q1 2026，Dundas Partners LLP 展现出较为审慎的避险与获利了结姿态。本季共减仓 44 个仓位并完全清仓 0 档持股，调降曝光的仓位数量高于加仓动作。
在资产配置集中度方面，Dundas Partners LLP 的前 5 大核心持股（包含 TSM, AMAT, GOOG 等）合计占整体申报市值的 28.9%，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 | TSM | Taiwan Semiconductor-sp Adr | 股票-科技 | 7.42% | +1.75% | -2.47% | |
| 2 | AMAT | Applied Materials Inc | 股票-科技 | 7.17% | +6.04% | -4.08% | |
| 3 | GOOG | Alphabet Inc-cl C | 股票-通信服务 | 6.63% | +0.59% | -1.84% | |
| 4 | APH | Amphenol Corp-cl A | 股票-科技 | 5.32% | +0.98% | -0.92% | |
| 5 | MSFT | Microsoft CORP | 股票-科技 | 5.30% | -0.70% | -1.64% | |
| 6 | ADI | Analog Devices Inc | 股票-科技 | 5.04% | +0.47% | -1.60% | |
| 7 | V | Visa Inc-class A Shares | 股票-金融 | 4.68% | +0.37% | +8.53% | |
| 8 | AXP | American Express Co | 股票-金融 | 4.25% | -0.06% | -0.81% | |
| 9 | ROST | Ross Stores Inc | 股票-周期性消费 | 4.12% | -0.44% | -2.63% | |
| 10 | TMO | Thermo Fisher Scientific Inc | 股票-医疗保健 | 3.82% | -0.29% | -1.03% | |
| 11 | RMD | Resmed Inc | 股票-医疗保健 | 3.63% | -0.77% | -0.95% | |
| 12 | ABT | Abbott Laboratories | 股票-医疗保健 | 3.47% | -0.69% | -1.02% | |
| 13 | NDAQ | Nasdaq Inc | 股票-金融 | 3.47% | -0.55% | -1.86% | |
| 14 | BRO | Brown & Brown Inc | 股票-金融 | 3.43% | -0.60% | -1.02% | |
| 15 | BKNG | Booking Holdings Inc | 股票-周期性消费 | 3.06% | +0.08% | +9.63% | |
| 16 | ZTS | Zoetis Inc | 股票-医疗保健 | 2.82% | -1.97% | -2.00% | |
| 17 | AME | Ametek Inc | 股票-工业 | 2.80% | +0.07% | -3.66% | |
| 18 | SYK | Stryker CORP | 股票-医疗保健 | 2.49% | -0.33% | -2.05% | |
| 19 | ADP | Automatic Data Processing | 股票-科技 | 2.29% | — | -0.88% | |
| 20 | MA | Mastercard Inc - A | 股票-金融 | 2.24% | +0.20% | -0.90% | |
| 21 | WRB | Wr Berkley CORP | 股票-金融 | 2.06% | -0.07% | -66.37% | |
| 22 | EFX | Equifax Inc | 股票-工业 | 1.82% | -1.04% | -0.87% | |
| 23 | ACN | Accenture plc | 股票-科技 | 1.81% | -1.81% | EXIT | |
| 24 | GWW | Ww Grainger Inc | 股票-工业 | 1.73% | +0.23% | -0.93% | |
| 25 | HDB | Hdfc Bank Ltd-adr | 股票-金融 | 1.71% | -0.14% | -2.29% | |
| 26 | INTU | Intuit Inc | 股票-科技 | 1.66% | -0.67% | -0.98% | |
| 27 | CRM | Salesforce Inc | 股票-科技 | 1.57% | -0.21% | +25.78% | |
| 28 | MSCI | Msci Inc | 股票-金融 | 1.56% | -1.56% | EXIT | |
| 29 | ALC | Alcon Inc. | 股票-医疗保健 | 1.48% | -0.26% | -1.07% | |
| 30 | RBA | Rb Global Inc | 股票-工业 | 0.74% | -0.05% | -0.88% | |
| 31 | NVT | nVent Electric plc | 股票-工业 | 0.04% | -0.04% | EXIT | |
| 32 | JKHY | Jack Henry & Associates Inc | 股票-科技 | 0.04% | -0.04% | EXIT | |
| 33 | AIT | Applied Industrial Tech Inc | 股票-工业 | 0.04% | -0.04% | EXIT | |
| 34 | LFUS | Littelfuse Inc | 股票-科技 | 0.04% | -0.04% | EXIT | |
| 35 | TECH | Bio-techne CORP | 股票-医疗保健 | 0.03% | -0.03% | EXIT | |
| 36 | CR | Crane Co | 股票-工业 | 0.03% | -0.03% | EXIT | |
| 37 | SF | Stifel Financial CORP | 股票-金融 | 0.03% | -0.03% | EXIT | |
| 38 | WTS | Watts Water Technologies-a | 股票-工业 | 0.03% | -0.03% | EXIT | |
| 39 | ESAB | Esab CORP | 股票-工业 | 0.03% | -0.03% | EXIT | |
| 40 | EVR | Evercore Inc - A | 股票-金融 | 0.02% | -0.02% | EXIT | |
| 41 | MKTX | Marketaxess Holdings Inc | 股票-金融 | 0.02% | -0.02% | EXIT | |
| 42 | HLNE | Hamilton Lane Inc-class A | 股票-金融 | 0.02% | -0.02% | EXIT | |
| 43 | LMAT | Lemaitre Vascular Inc | 股票-其他 | 0.02% | -0.02% | EXIT | |
| 44 | TRU | Transunion | 股票-金融 | 0.01% | -0.01% | EXIT | |
| 45 | IDCC 3.5 06-01-27债券 | Interdigital Inc | 债券 | 0.01% | -0.01% | EXIT | |
| 46 | RYAN | Ryan Specialty Holdings Inc | 股票-金融 | 0.01% | -0.01% | EXIT | |
| 47 | RLI | Rli CORP | 股票-金融 | 0.01% | -0.01% | EXIT | |
| 48 | BMI | Badger Meter Inc | 股票-科技 | 0.01% | -0.01% | EXIT | |
| 49 | PAYC | Paycom Software 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 | AMAT | Applied Materials Inc | +2.2% | -4.08% | 减仓 |
| 2 | TSM | Taiwan Semiconductor-sp Adr | +1.4% | -2.47% | 减仓 |
| 3 | ADI | Analog Devices Inc | +1.2% | -1.60% | 减仓 |
| 4 | ROST | Ross Stores Inc | +1% | -2.63% | 减仓 |
| 5 | AME | Ametek Inc | +0.3% | -3.66% | 减仓 |
| 6 | GWW | Ww Grainger Inc | +0.3% | -0.93% | 减仓 |
| 7 | V | Visa Inc-class A Shares | +0.3% | +8.53% | 加仓 |
| 8 | APH | Amphenol Corp-cl A | +0.3% | -0.92% | 减仓 |
| 9 | ACN | Accenture plc | +0.2% | +31.33% | 加仓 |
| 10 | RMD | Resmed Inc | +0.2% | -0.95% | 减仓 |
| 11 | ZTS | Zoetis Inc | +0.1% | -2.00% | 减仓 |
| 12 | GOOG | Alphabet Inc-cl C | +0.1% | -1.84% | 减仓 |
| 13 | SYK | Stryker CORP | +0.1% | -2.05% | 减仓 |
| 14 | MSCI | Msci Inc | +0.1% | -2.77% | 减仓 |
| 15 | ALC | Alcon Inc. | +0.1% | -1.07% | 减仓 |
| 16 | RBA | Rb Global Inc | 0% | -0.88% | 减仓 |
| 17 | CRM | Salesforce Inc | 0% | +25.78% | 加仓 |
| 18 | LFUS | Littelfuse Inc | 0% | -15.66% | 减仓 |
| 19 | WTS | Watts Water Technologies-a | 0% | -7.30% | 减仓 |
| 20 | HLNE | Hamilton Lane Inc-class A | — | -15.81% | 减仓 |
| 21 | SF | Stifel Financial CORP | — | +23.09% | 加仓 |
| 22 | ESAB | Esab CORP | — | -15.32% | 减仓 |
| 23 | MKTX | Marketaxess Holdings Inc | — | -15.67% | 减仓 |
| 24 | AIT | Applied Industrial Tech Inc | — | -15.45% | 减仓 |
| 25 | NVT | nVent Electric plc | — | -22.51% | 减仓 |
| 26 | CR | Crane Co | — | -7.22% | 减仓 |
| 27 | LMAT | Lemaitre Vascular Inc | — | -40.85% | 减仓 |
| 28 | BMI | Badger Meter Inc | — | -17.34% | 减仓 |
| 29 | IDCC 3.5 06-01-27债券 | Interdigital Inc | — | -15.85% | 减仓 |
| 30 | TRU | Transunion | 0% | -40.20% | 减仓 |
| 31 | JKHY | Jack Henry & Associates Inc | 0% | -15.26% | 减仓 |
| 32 | TECH | Bio-techne CORP | 0% | -18.11% | 减仓 |
| 33 | RLI | Rli CORP | 0% | -44.51% | 减仓 |
| 34 | EVR | Evercore Inc - A | 0% | -15.25% | 减仓 |
| 35 | PAYC | Paycom Software Inc | 0% | -71.76% | 减仓 |
| 36 | MA | Mastercard Inc - A | 0% | -0.90% | 减仓 |
| 37 | RYAN | Ryan Specialty Holdings Inc | 0% | -69.12% | 减仓 |
| 38 | BKNG | Booking Holdings Inc | -0.1% | +9.63% | 加仓 |
| 39 | NDAQ | Nasdaq Inc | -0.1% | -1.86% | 减仓 |
| 40 | EFX | Equifax Inc | -0.1% | -0.87% | 减仓 |
| 41 | TMO | Thermo Fisher Scientific Inc | -0.2% | -1.03% | 减仓 |
| 42 | ADP | Automatic Data Processing | -0.3% | -0.88% | 减仓 |
| 43 | ABT | Abbott Laboratories | -0.3% | -1.02% | 减仓 |
| 44 | BRO | Brown & Brown Inc | -0.3% | -1.02% | 减仓 |
| 45 | AXP | American Express Co | -0.4% | -0.81% | 减仓 |
| 46 | HDB | Hdfc Bank Ltd-adr | -0.6% | -2.29% | 减仓 |
| 47 | INTU | Intuit Inc | -0.6% | -0.98% | 减仓 |
| 48 | MSFT | Microsoft CORP | -0.9% | -1.64% | 减仓 |
| 49 | WRB | Wr Berkley CORP | -3.7% | -66.37% | 减仓 |
根据 SEC 官方 Form 13F 申报备案，Dundas Partners LLP 在 Q1 2026 季度的美股持仓总市值约为 US$13.8亿，共申报了 49 个公开持股仓位。
在 Q1 2026 季度，Dundas Partners LLP 按市值排列的前三大核心持股分别为：TSM (7.4%)、AMAT (7.2%)、GOOG (6.6%)。其中最大持股仓位 TSM 占据整体投资组合约 7.4% 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。
本季最大获利了结 / 清仓标的
GOOG
前期市值: US$9267.9万
在 Q1 2026 季度中，Dundas Partners LLP 共进行了 49 项持仓异动，包含新建仓 0 个仓位、加仓 5 个仓位、减仓 44 个仓位以及清仓 0 个仓位。
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。