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: 0001409427
申報總市值
US$17.2億
US$17.2億
186 檔
21.7%
根據最新整理的 13F 季度數據集，Boston Common Asset Management, LLC 於 Q2 2026 結束時的管理資產規模為 US$17.2億。該機構在本季度申報了 186 檔美股持倉，呈現出該時期的主要投資地圖。
在 Q2 2026，Boston Common Asset Management, LLC 展現出較為審慎的避險與獲利了結姿態。本季共減碼 113 個部位並完全清倉 13 檔持股，調降曝險的部位數量高於加碼動作。
檢視投資組合結構，前 5 大主力部位（包含 TSM, NVDA, AAPL）占據了總市值的 21.7%，展現出該機構在 Q2 2026 的重點資金聚焦與風險分佈特徵。
| # | 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 | TSM | Taiwan Semiconductor-sp Adr | 股票-科技 | 7.51% | -0.77% | -7.78% | |
| 2 | NVDA | Nvidia CORP | 股票-科技 | 4.33% | +0.45% | -9.17% | |
| 3 | AAPL | Apple Inc | 股票-科技 | 3.86% | +0.65% | -6.05% | |
| 4 | MSFT | Microsoft CORP | 股票-科技 | 3.49% | +1.50% | +9.94% | |
| 5 | GOOGL | Alphabet Inc-cl A | 股票-通訊服務 | 3.02% | -0.06% | +1.23% | |
| 6 | AVGO | Broadcom Inc | 股票-科技 | 2.53% | -0.06% | -8.47% | |
| 7 | GOOG | Alphabet Inc-cl C | 股票-通訊服務 | 2.31% | -0.21% | -14.16% | |
| 8 | AMAT | Applied Materials Inc | 股票-科技 | 2.11% | -1.33% | +6.13% | |
| 9 | MS | Morgan Stanley | 股票-金融 | 1.96% | -0.27% | -1.19% | |
| 10 | V | Visa Inc-class A Shares | 股票-金融 | 1.81% | +0.10% | -6.79% | |
| 11 | MU | Micron Technology Inc | 股票-科技 | 1.61% | +0.13% | +24.99% | |
| 12 | LLY | Eli Lilly & Co | 股票-醫療保健 | 1.60% | +0.02% | -7.37% | |
| 13 | MRK | Merck & Co. Inc. | 股票-醫療保健 | 1.51% | +0.30% | -0.23% | |
| 14 | VRT | Vertiv Holdings Co-a | 股票-工業 | 1.47% | -0.42% | -25.90% | |
| 15 | SPOT | Spotify Technology S.A. | 股票-通訊服務 | 1.36% | -0.17% | -5.07% | |
| 16 | HUBB | Hubbell Inc | 股票-工業 | 1.34% | -0.12% | +6.29% | |
| 17 | NFLX | Netflix Inc | 股票-通訊服務 | 1.34% | -0.20% | -10.11% | |
| 18 | NUSC | Nuveen Esg Small-cap ETF | ETF-其他 | 1.30% | -0.15% | -1.21% | |
| 19 | CL | Colgate-palmolive Co | 股票-非循環性消費 | 1.26% | -0.04% | -7.65% | |
| 20 | DGX | Quest Diagnostics Inc | 股票-醫療保健 | 1.20% | +0.18% | +5.95% | |
| 21 | WAB | Wabtec CORP | 股票-工業 | 1.16% | +0.09% | -1.99% | |
| 22 | CB | Chubb Limited | 股票-金融 | 1.04% | -0.09% | +0.51% | |
| 23 | CRH | CRH plc | 股票-原物料 | 1.03% | -1.03% | EXIT | |
| 24 | XYL | Xylem Inc | 股票-工業 | 1.00% | -0.12% | -1.84% | |
| 25 | AWK | American Water Works Co Inc | 股票-公用事業 | 0.99% | +0.02% | -0.87% | |
| 26 | TJX | Tjx Companies Inc | 股票-循環性消費 | 0.97% | -0.15% | -3.71% | |
| 27 | BNY | Bank Of New York Mellon CORP | 股票-金融 | 0.94% | +0.05% | -0.27% | |
| 28 | RHHBY | Roche Holdings Ltd-spons Adr | 股票-其他 | 0.91% | +0.14% | -6.89% | |
| 29 | ADI | Analog Devices Inc | 股票-科技 | 0.90% | -0.11% | -8.06% | |
| 30 | EW | Edwards Lifesciences CORP | 股票-醫療保健 | 0.86% | +0.01% | +2.89% | |
| 31 | PANW | Palo Alto Networks Inc | 股票-科技 | 0.86% | -0.04% | -9.81% | |
| 32 | NVS | Novartis Ag-sponsored Adr | 股票-醫療保健 | 0.85% | -0.78% | -15.15% | |
| 33 | ECL | Ecolab Inc | 股票-原物料 | 0.80% | -0.03% | -7.84% | |
| 34 | FITB | Fifth Third Bancorp | 股票-金融 | 0.79% | -0.01% | +10.61% | |
| 35 | HDB | Hdfc Bank Ltd-adr | 股票-金融 | 0.79% | -0.06% | -22.67% | |
| 36 | HASI | Ha Sustainable Infrastructur | 股票-金融 | 0.78% | -0.03% | +5.61% | |
| 37 | VZ | Verizon Communications Inc | 股票-通訊服務 | 0.77% | +0.15% | -3.17% | |
| 38 | CMI | Cummins Inc | 股票-工業 | 0.75% | -0.17% | -3.94% | |
| 39 | TMUS | T-mobile US Inc | 股票-通訊服務 | 0.75% | +0.02% | -10.03% | |
| 40 | WM | Waste Management Inc | 股票-工業 | 0.74% | -0.02% | +12.91% | |
| 41 | CBRE | Cbre Group Inc - A | 股票-房地產 | 0.72% | -0.01% | -7.74% | |
| 42 | BAC | Bank Of America CORP | 股票-金融 | 0.71% | -0.05% | -12.30% | |
| 43 | EBAY | Ebay Inc | 股票-循環性消費 | 0.68% | +0.04% | +24.45% | |
| 44 | EMR | Emerson Electric Co | 股票-工業 | 0.66% | +0.11% | +2.06% | |
| 45 | SCHW | Schwab (charles) CORP | 股票-金融 | 0.64% | +0.16% | +61.75% | |
| 46 | COST | Costco Wholesale CORP | 股票-非循環性消費 | 0.64% | -0.04% | -9.95% | |
| 47 | GILD | Gilead Sciences Inc | 股票-醫療保健 | 0.63% | +0.23% | +9.35% | |
| 48 | RL | Ralph Lauren CORP | 股票-循環性消費 | 0.63% | -0.10% | -9.97% | |
| 49 | MUFG | Mitsubishi Ufj Finl-spon Adr | 股票-金融 | 0.57% | +0.10% | -14.00% | |
| 50 | VRTX | Vertex Pharmaceuticals Inc | 股票-醫療保健 | 0.57% | +0.13% | +13.30% |
| # | 代號 | 標的名稱 | 佔比變動 | 持倉量變化 | 異動類型 |
|---|---|---|---|---|---|
| 1 | TSM | Taiwan Semiconductor-sp Adr | +1.3% | -7.78% | 減碼 |
| 2 | MU | Micron Technology Inc | +1.2% | +24.99% | 加碼 |
| 3 | AMAT | Applied Materials Inc | +1.1% | +6.13% | 加碼 |
| 4 | AMD | Advanced Micro Devices | +0.6% | NEW | 新建倉 |
| 5 | GOOGL | Alphabet Inc-cl A | +0.4% | +1.23% | 加碼 |
| 6 | PANW | Palo Alto Networks Inc | +0.4% | -9.81% | 減碼 |
| 7 | SBS | Cia Saneamento Basico De-adr | +0.3% | NEW | 新建倉 |
| 8 | MS | Morgan Stanley | +0.3% | -1.19% | 減碼 |
| 9 | IFNNY | Infineon Technologies-adr | +0.3% | NEW | 新建倉 |
| 10 | ASML | ASML Holding N.V. | +0.2% | +30.42% | 加碼 |
| 11 | SCHW | Schwab (charles) CORP | +0.2% | +61.75% | 加碼 |
| 12 | EBAY | Ebay Inc | +0.2% | +24.45% | 加碼 |
| 13 | MRAAY | Murata Manufactur-unspon Adr | +0.2% | -19.10% | 減碼 |
| 14 | CCK | Crown Holdings Inc | +0.2% | NEW | 新建倉 |
| 15 | APTV | Aptiv PLC | +0.2% | NEW | 新建倉 |
| 16 | LLY | Eli Lilly & Co | +0.2% | -7.37% | 減碼 |
| 17 | SFM | Sprouts Farmers Market Inc | +0.2% | +38.40% | 加碼 |
| 18 | SCBFY | Standard Chartered- Unsp Adr | +0.2% | +35.96% | 加碼 |
| 19 | LIN | Linde plc | +0.2% | +76.97% | 加碼 |
| 20 | OTSKY | Otsuka Holdings Co Ltd- Unsp | +0.2% | NEW | 新建倉 |
| 21 | FITB | Fifth Third Bancorp | +0.2% | +10.61% | 加碼 |
| 22 | ASCCY | Asics CORP -unsp Adr | +0.2% | NEW | 新建倉 |
| 23 | QCOM | Qualcomm Inc | +0.2% | NEW | 新建倉 |
| 24 | ATEYY | Advantest Corp- Spon Adr | +0.1% | +2.01% | 加碼 |
| 25 | BBVA | Banco Bilbao Vizcaya-sp Adr | +0.1% | +43.04% | 加碼 |
| 26 | KIM | Kimco Realty CORP | +0.1% | NEW | 新建倉 |
| 27 | HPE | Hewlett Packard Enterprise | +0.1% | NEW | 新建倉 |
| 28 | CMI | Cummins Inc | +0.1% | -3.94% | 減碼 |
| 29 | STT | State Street CORP | +0.1% | +15.75% | 加碼 |
| 30 | TTDKY | Tdk Corp-sponsored Adr | +0.1% | +2.76% | 加碼 |
| 31 | BNY | Bank Of New York Mellon CORP | +0.1% | -0.27% | 減碼 |
| 32 | VRTX | Vertex Pharmaceuticals Inc | +0.1% | +13.30% | 加碼 |
| 33 | MSFT | Microsoft CORP | +0.1% | +9.94% | 加碼 |
| 34 | AVGO | Broadcom Inc | +0.1% | -8.47% | 減碼 |
| 35 | NUSC | Nuveen Esg Small-cap ETF | +0.1% | -1.21% | 減碼 |
| 36 | DGX | Quest Diagnostics Inc | +0.1% | +5.95% | 加碼 |
| 37 | ROK | Rockwell Automation Inc | +0.1% | +15.78% | 加碼 |
| 38 | ASX | Ase Technology Holding -adr | +0.1% | NEW | 新建倉 |
| 39 | HUBB | Hubbell Inc | +0.1% | +6.29% | 加碼 |
| 40 | EW | Edwards Lifesciences CORP | +0.1% | +2.89% | 加碼 |
| 41 | ADI | Analog Devices Inc | +0.1% | -8.06% | 減碼 |
| 42 | SIEGY | Siemens Ag-spons Adr | +0.1% | -8.22% | 減碼 |
| 43 | PRYMY | Prysmian Spa-unsponsoree Adr | +0.1% | -16.35% | 減碼 |
| 44 | DE | Deere & Co | +0.1% | +18.84% | 加碼 |
| 45 | LSEGY | London Stock Ex Grp Adr Spon | +0.1% | +78.21% | 加碼 |
| 46 | GXO | Gxo Logistics Inc | +0.1% | +50.59% | 加碼 |
| 47 | MET | Metlife Inc | 0% | -1.12% | 減碼 |
| 48 | CFG | Citizens Financial Group | 0% | +15.71% | 加碼 |
| 49 | CSL | Carlisle Cos Inc | 0% | +37.76% | 加碼 |
| 50 | TT | Trane Technologies plc | 0% | -3.61% | 減碼 |
根據 SEC 官方 Form 13F 申報備案，Boston Common Asset Management, LLC 在 Q2 2026 季度的美股持倉總市值約為 US$17.2億，共申報了 186 個公開持股部位。
在 Q2 2026 季度，Boston Common Asset Management, LLC 按市值排列的前三大核心持股分別為：TSM (7.5%)、NVDA (4.3%)、AAPL (3.9%)。其中最大持股部位 TSM 佔據整體投資組合約 7.5% 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。
本季最大新建倉標的
AMD
市值: US$927.0萬
本季最大獲利了結 / 清倉標的
AXAHY
前期市值: US$511.8萬
在 Q2 2026 季度中，Boston Common Asset Management, LLC 共進行了 183 項持倉異動，包含新建倉 13 個部位、加碼 44 個部位、減碼 113 個部位以及清倉 13 個部位。 其中最大新建倉標的為 AMD。 本季清倉部位包含 AXAHY。
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。