13F 申報指南13F 觀念全攻略
什麼是 SEC Form 13F 申報？美股機構大戶持股全攻略
完整解讀 Form 13F 申報規範、1 億美元門檻與 45 天延遲申報機制，學會如何追蹤頂級對沖基金與機構法人持倉動向。
AlphaSMO 權威研究指南閱讀專題
CIK: 0001742418
申報總市值
US$13.8億
US$13.8億
49 檔
30.4%
在 Q4 2025 申報期間，Dundas Partners LLP（CIK: 0001742418）向美國 SEC 提交的 Form 13F 報告顯示，其追蹤之股票投資組合總市值達 US$13.8億，共持有 49 個公開申報部位。
數據顯示 Dundas Partners LLP 於 Q4 2025 季度持續回收資金，對 28 個既有部位進行裁減並清倉 1 個標的，組合整體流動性比重有所上升。
在資產配置集中度方面，Dundas Partners LLP 的前 5 大核心持股（包含 GOOG, MSFT, TSM 等）合計佔整體申報市值的 30.4%，反映機構在主要關鍵部位上的權重分佈。
| # | 代號 | 標的名稱 | 資產子類別 | 佔比 | 佔比變動 | 持倉量變化 | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | GOOG | Alphabet Inc-cl C | 股票-通訊服務 | 6.53% | +0.59% | -2.12% | |
| 2 | MSFT | Microsoft CORP | 股票-科技 | 6.21% | -0.70% | -2.15% | |
| 3 | TSM | Taiwan Semiconductor-sp Adr | 股票-科技 | 6.04% | +1.75% | -0.10% | |
| 4 | WRB | Wr Berkley CORP | 股票-金融 | 5.73% | -0.07% | -1.70% | |
| 5 | APH | Amphenol Corp-cl A | 股票-科技 | 5.07% | +0.98% | -12.10% | |
| 6 | AMAT | Applied Materials Inc | 股票-科技 | 4.96% | +6.04% | -1.53% | |
| 7 | AXP | American Express Co | 股票-金融 | 4.63% | -0.06% | -6.10% | |
| 8 | V | Visa Inc-class A Shares | 股票-金融 | 4.41% | +0.37% | -1.51% | |
| 9 | TMO | Thermo Fisher Scientific Inc | 股票-醫療保健 | 4.02% | -0.29% | +3.33% | |
| 10 | ADI | Analog Devices Inc | 股票-科技 | 3.86% | +0.47% | -2.36% | |
| 11 | ABT | Abbott Laboratories | 股票-醫療保健 | 3.78% | -0.69% | -3.31% | |
| 12 | BRO | Brown & Brown Inc | 股票-金融 | 3.74% | -0.60% | +5.25% | |
| 13 | NDAQ | Nasdaq Inc | 股票-金融 | 3.57% | -0.55% | -1.61% | |
| 14 | RMD | Resmed Inc | 股票-醫療保健 | 3.48% | -0.77% | +17.04% | |
| 15 | BKNG | Booking Holdings Inc | 股票-循環性消費 | 3.13% | +0.08% | -1.81% | |
| 16 | ROST | Ross Stores Inc | 股票-循環性消費 | 3.11% | -0.44% | -9.28% | |
| 17 | ZTS | Zoetis Inc | 股票-醫療保健 | 2.71% | -1.97% | -1.70% | |
| 18 | ADP | Automatic Data Processing | 股票-科技 | 2.58% | — | -6.03% | |
| 19 | AME | Ametek Inc | 股票-工業 | 2.46% | +0.07% | -1.38% | |
| 20 | SYK | Stryker CORP | 股票-醫療保健 | 2.40% | -0.33% | -1.70% | |
| 21 | MA | Mastercard Inc - A | 股票-金融 | 2.28% | +0.20% | +27.35% | |
| 22 | HDB | Hdfc Bank Ltd-adr | 股票-金融 | 2.27% | -0.14% | +2.27% | |
| 23 | INTU | Intuit Inc | 股票-科技 | 2.26% | -0.67% | +10.94% | |
| 24 | EFX | Equifax Inc | 股票-工業 | 1.96% | -1.04% | -3.44% | |
| 25 | ACN | Accenture plc | 股票-科技 | 1.65% | -1.81% | EXIT | |
| 26 | CRM | Salesforce Inc | 股票-科技 | 1.56% | -0.21% | -1.64% | |
| 27 | MSCI | Msci Inc | 股票-金融 | 1.50% | -1.56% | EXIT | |
| 28 | GWW | Ww Grainger Inc | 股票-工業 | 1.43% | +0.23% | -5.17% | |
| 29 | ALC | Alcon Inc. | 股票-醫療保健 | 1.42% | -0.26% | -35.57% | |
| 30 | RBA | Rb Global Inc | 股票-工業 | 0.71% | -0.05% | +3.96% | |
| 31 | JKHY | Jack Henry & Associates Inc | 股票-科技 | 0.05% | -0.04% | EXIT | |
| 32 | RYAN | Ryan Specialty Holdings Inc | 股票-金融 | 0.05% | -0.01% | EXIT | |
| 33 | NVT | nVent Electric plc | 股票-工業 | 0.04% | -0.04% | EXIT | |
| 34 | TECH | Bio-techne CORP | 股票-醫療保健 | 0.04% | -0.03% | EXIT | |
| 35 | AIT | Applied Industrial Tech Inc | 股票-工業 | 0.04% | -0.04% | EXIT | |
| 36 | SF | Stifel Financial CORP | 股票-金融 | 0.03% | -0.03% | EXIT | |
| 37 | PAYC | Paycom Software Inc | 股票-科技 | 0.03% | -0.01% | EXIT | |
| 38 | ESAB | Esab CORP | 股票-工業 | 0.03% | -0.03% | EXIT | |
| 39 | CR | Crane Co | 股票-工業 | 0.03% | -0.03% | EXIT | |
| 40 | LFUS | Littelfuse Inc | 股票-科技 | 0.03% | -0.04% | EXIT | |
| 41 | EVR | Evercore Inc - A | 股票-金融 | 0.03% | -0.02% | EXIT | |
| 42 | TRU | Transunion | 股票-金融 | 0.02% | -0.01% | EXIT | |
| 43 | HLNE | Hamilton Lane Inc-class A | 股票-金融 | 0.02% | -0.02% | EXIT | |
| 44 | MKTX | Marketaxess Holdings Inc | 股票-金融 | 0.02% | -0.02% | EXIT | |
| 45 | WTS | Watts Water Technologies-a | 股票-工業 | 0.02% | -0.03% | EXIT | |
| 46 | LMAT | Lemaitre Vascular Inc | 股票-其他 | 0.02% | -0.02% | EXIT | |
| 47 | RLI | Rli CORP | 股票-金融 | 0.02% | -0.01% | EXIT | |
| 48 | IDCC 3.5 06-01-27債券 | Interdigital Inc | 債券 | 0.01% | -0.01% | EXIT | |
| 49 | BMI | Badger Meter Inc | 股票-科技 | 0.01% | -0.01% | EXIT |
| # | 代號 | 標的名稱 | 佔比變動 | 持倉量變化 | 異動類型 |
|---|---|---|---|---|---|
| 1 | GOOG | Alphabet Inc-cl C | +1.3% | -2.12% | 減碼 |
| 2 | AMAT | Applied Materials Inc | +0.9% | -1.53% | 減碼 |
| 3 | TMO | Thermo Fisher Scientific Inc | +0.8% | +3.33% | 加碼 |
| 4 | MA | Mastercard Inc - A | +0.5% | +27.35% | 加碼 |
| 5 | TSM | Taiwan Semiconductor-sp Adr | +0.5% | -0.10% | 減碼 |
| 6 | ADI | Analog Devices Inc | +0.3% | -2.36% | 減碼 |
| 7 | NDAQ | Nasdaq Inc | +0.3% | -1.61% | 減碼 |
| 8 | ROST | Ross Stores Inc | +0.2% | -9.28% | 減碼 |
| 9 | AXP | American Express Co | +0.2% | -6.10% | 減碼 |
| 10 | HDB | Hdfc Bank Ltd-adr | +0.2% | +2.27% | 加碼 |
| 11 | AME | Ametek Inc | +0.2% | -1.38% | 減碼 |
| 12 | INTU | Intuit Inc | +0.2% | +10.94% | 加碼 |
| 13 | CRM | Salesforce Inc | +0.1% | -1.64% | 減碼 |
| 14 | RMD | Resmed Inc | +0.1% | +17.04% | 加碼 |
| 15 | V | Visa Inc-class A Shares | 0% | -1.51% | 減碼 |
| 16 | NVT | nVent Electric plc | 0% | +87.56% | 加碼 |
| 17 | LFUS | Littelfuse Inc | 0% | +74.15% | 加碼 |
| 18 | JKHY | Jack Henry & Associates Inc | 0% | — | 不變 |
| 19 | CR | Crane Co | 0% | +31.68% | 加碼 |
| 20 | GWW | Ww Grainger Inc | 0% | -5.17% | 減碼 |
| 21 | EVR | Evercore Inc - A | 0% | +16.58% | 加碼 |
| 22 | SF | Stifel Financial CORP | — | +13.27% | 加碼 |
| 23 | RLI | Rli CORP | — | -18.75% | 減碼 |
| 24 | ESAB | Esab CORP | — | -7.91% | 減碼 |
| 25 | TECH | Bio-techne CORP | — | — | 不變 |
| 26 | LMAT | Lemaitre Vascular Inc | — | +22.03% | 加碼 |
| 27 | RYAN | Ryan Specialty Holdings Inc | — | +7.63% | 加碼 |
| 28 | AIT | Applied Industrial Tech Inc | — | — | 不變 |
| 29 | TRU | Transunion | — | — | 不變 |
| 30 | BMI | Badger Meter Inc | — | — | 不變 |
| 31 | HLNE | Hamilton Lane Inc-class A | — | — | 不變 |
| 32 | PAYC | Paycom Software Inc | 0% | — | 不變 |
| 33 | RBA | Rb Global Inc | 0% | +3.96% | 加碼 |
| 34 | MSCI | Msci Inc | 0% | -1.47% | 減碼 |
| 35 | MKTX | Marketaxess Holdings Inc | 0% | -15.05% | 減碼 |
| 36 | WTS | Watts Water Technologies-a | 0% | -45.68% | 減碼 |
| 37 | IDCC 3.5 06-01-27債券 | Interdigital Inc | 0% | -65.30% | 減碼 |
| 38 | BKNG | Booking Holdings Inc | -0.1% | -1.81% | 減碼 |
| 39 | SYK | Stryker CORP | -0.2% | -1.70% | 減碼 |
| 40 | APH | Amphenol Corp-cl A | -0.2% | -12.10% | 減碼 |
| 41 | ABT | Abbott Laboratories | -0.4% | -3.31% | 減碼 |
| 42 | EFX | Equifax Inc | -0.4% | -3.44% | 減碼 |
| 43 | BRO | Brown & Brown Inc | -0.5% | +5.25% | 加碼 |
| 44 | ZTS | Zoetis Inc | -0.5% | -1.70% | 減碼 |
| 45 | ADP | Automatic Data Processing | -0.6% | -6.03% | 減碼 |
| 46 | MSFT | Microsoft CORP | -0.6% | -2.15% | 減碼 |
| 47 | ALC | Alcon Inc. | -0.6% | -35.57% | 減碼 |
| 48 | WRB | Wr Berkley CORP | -0.7% | -1.70% | 減碼 |
| 49 | ACN | Accenture plc | -0.9% | -40.26% | 減碼 |
| 50 | GGG | Graco Inc | — | EXIT | 清倉 |
根據 SEC 官方 Form 13F 申報備案，Dundas Partners LLP 在 Q4 2025 季度的美股持倉總市值約為 US$13.8億，共申報了 49 個公開持股部位。
在 Q4 2025 季度，Dundas Partners LLP 按市值排列的前三大核心持股分別為：GOOG (6.5%)、MSFT (6.2%)、TSM (6.0%)。其中最大持股部位 GOOG 佔據整體投資組合約 6.5% 的權重。
精選 AlphaSMO 大戶持股與內部人交易深度分析，提升投資決策勝率
完整解讀 Form 13F 申報規範、1 億美元門檻與 45 天延遲申報機制，學會如何追蹤頂級對沖基金與機構法人持倉動向。
本季最大獲利了結 / 清倉標的
GGG
前期市值: US$15.6萬
在 Q4 2025 季度中，Dundas Partners LLP 共進行了 43 項持倉異動，包含新建倉 0 個部位、加碼 14 個部位、減碼 28 個部位以及清倉 1 個部位。 本季清倉部位包含 GGG。
本頁面所有持股數據均直接同步自美國證券交易委員會（SEC）EDGAR 官方系統之 13F-HR / 13F-HR/A 季度申報文件。AlphaSMO 透過機器解析 CUSIP 與個股對照，提供 100% 精準對齊的歷史時序數據集，並支援 Schema.org 結構化資料格式。
解析公司高管、董事與 10% 大股東之 Form 4 內部人交易申報，掌握高管自家股票買賣第一手訊號。
深入剖析 5% 股益申報門檻、13D 與 13G 之差異，以及最新 SEC 申報時程規範，洞察機構法人的激進投資動向。