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: 0001533551
申報總市值
US$11.0億
US$11.0億
56 檔
19.0%
在 Q3 2025 申報期間，Wellesley Asset Management（CIK: 0001533551）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$11.0億，共持有 56 個公開申報部位。
數據顯示 Wellesley Asset Management 於 Q3 2025 季度持續回收資金，對 27 個既有部位進行裁減並清倉 20 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，Wellesley Asset Management 的前 5 大核心持股（包含 F 0 03-15-26, LIVN 2.5 03-15-29, PCG 4.25 12-01-27 等）合計佔整體申報市值的 19.0%，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 | F 0 03-15-26債券 | Ford Motor Company | 債券 | 4.44% | — | +86.93% | |
| 2 | LIVN 2.5 03-15-29債券 | Livanova PLC | 債券 | 4.38% | +0.36% | +31.13% | |
| 3 | PCG 4.25 12-01-27債券 | Pg&e CORP | 債券 | 4.16% | -0.73% | +15.17% | |
| 4 | UBER 0 12-15-25債券 | Uber Technologies Inc | 債券 | 3.97% | — | -1.93% | |
| 5 | MTH 1.75 05-15-28債券 | Meritage Homes CORP | 債券 | 3.90% | -0.42% | +2.39% | |
| 6 | VSH 2.25 09-15-30債券 | Vishay Intertechnology | 債券 | 3.90% | -4.15% | EXIT | |
| 7 | AMPH 2 03-15-29債券 | Amphastar Pharmaceutical | 債券 | 3.86% | -1.78% | -6.54% | |
| 8 | BL 1 06-01-29債券 | Blackline Inc | 債券 | 3.68% | +0.09% | +3494.00% | |
| 9 | ON 0.5 03-01-29債券 | On Semiconductor CORP | 債券 | 3.68% | -1.93% | -9.49% | |
| 10 | LYFT 0.625 03-01-29債券 | Lyft Inc | 債券 | 3.39% | -1.12% | +3.26% | |
| 11 | BOX 1.5 09-15-29債券 | Box Inc | 債券 | 3.22% | -0.47% | — | |
| 12 | GBX 2.875 04-15-28債券 | Greenbrier Cos Inc | 債券 | 3.01% | -0.67% | -16.51% | |
| 13 | AKAM 0.375 09-01-27債券 | Akamai Technologies Inc | 債券 | 2.96% | -1.45% | -43.43% | |
| 14 | SPOT 0 03-15-26債券 | Spotify USA Inc | 債券 | 2.94% | — | -9.52% | |
| 15 | PSN 2.625 03-01-29債券 | Parsons CORP | 債券 | 2.88% | -0.21% | -3.02% | |
| 16 | WGO 3.25 01-15-30債券 | Winnebago Industries | 債券 | 2.79% | -0.38% | +16.83% | |
| 17 | HALO 0.25 03-01-27債券 | Halozyme Therapeutics In | 債券 | 2.73% | — | -10.07% | |
| 18 | HAE 2.5 06-01-29債券 | Haemonetics CORP | 債券 | 2.63% | -0.31% | +62.42% | |
| 19 | BMRN 1.25 05-15-27債券 | Biomarin Pharmaceutical | 債券 | 2.56% | +0.45% | -46.74% | |
| 20 | RGEN 1 12-15-28債券 | Repligen CORP | 債券 | 2.47% | -0.08% | +430.09% | |
| 21 | GPN 1.5 03-01-31債券 | Global Payments Inc | 債券 | 2.36% | -0.36% | -8.57% | |
| 22 | ITRI 0 03-15-26債券 | Itron Inc | 債券 | 2.19% | — | -3.95% | |
| 23 | JBTM 0.25 05-15-26債券 | Jbt Marel CORP | 債券 | 2.12% | — | -2.89% | |
| 24 | SPB 3.375 06-01-29債券 | Spectrum Brands Inc | 債券 | 1.97% | -0.96% | EXIT | |
| 25 | CSWC 5.125 11-15-29債券 | Capital Southwest CORP | 債券 | 1.82% | — | -6.69% | |
| 26 | AKAM 1.125 02-15-29債券 | Akamai Technologies Inc | 債券 | 1.82% | -1.90% | +1936.01% | |
| 27 | DKNG 0 03-15-28債券 | Draftkings Holdings Inc | 債券 | 1.80% | — | +0.52% | |
| 28 | FOUR 0.5 08-01-27債券 | Shift4 Payments Inc | 債券 | 1.77% | -3.10% | EXIT | |
| 29 | PPL 2.875 03-15-28債券 | Ppl Capital Funding Inc | 債券 | 1.58% | -0.27% | -11.40% | |
| 30 | IMAX 0.5 04-01-26債券 | Imax CORP | 債券 | 1.57% | — | -5.66% | |
| 31 | LNT 3.875 03-15-26債券 | Alliant Energy CORP | 債券 | 1.47% | — | -5.61% | |
| 32 | GLAD 5.875 10-01-30債券 | Gladstone Capital CORP | 債券 | 1.45% | — | — | |
| 33 | ALRM 2.25 06-01-29債券 | Alarm.com Hldgs Inc | 債券 | 0.94% | -0.06% | +688.48% | |
| 34 | AEIS 2.5 09-15-28債券 | Advanced Energy Ind | 債券 | 0.84% | — | -8.02% | |
| 35 | ORA 2.5 07-15-27債券 | Ormat Technologies Inc | 債券 | 0.79% | — | -35.97% | |
| 36 | DXCM 0.375 05-15-28債券 | Dexcom Inc | 債券 | 0.69% | — | -66.48% | |
| 37 | ABNB 0 03-15-26債券 | Airbnb Inc | 債券 | 0.61% | — | -0.40% | |
| 38 | CSGS 3.875 09-15-28債券 | Csg Systems Internationa | 債券 | 0.58% | — | +4.45% | |
| 39 | FLR 1.125 08-15-29債券 | Fluor CORP | 債券 | 0.57% | +0.38% | -57.53% | |
| 40 | WKC 3.25 07-01-28債券 | World Kinect Group | 債券 | 0.50% | +0.28% | -66.47% | |
| 41 | CNP 4.25 08-15-26債券 | Centerpoint Energy Inc | 債券 | 0.45% | -0.46% | EXIT | |
| 42 | ITRI 1.375 07-15-30債券 | Itron Inc | 債券 | 0.43% | +0.29% | -11.76% | |
| 43 | WEC 4.375 06-01-27債券 | Wec Energy Group Inc | 債券 | 0.42% | -0.19% | EXIT | |
| 44 | COLL 2.875 02-15-29債券 | Collegium Pharma Inc | 債券 | 0.41% | +0.16% | — | |
| 45 | TTEK 2.25 08-15-28債券 | Tetra Tech Inc | 債券 | 0.38% | +1.01% | -0.17% | |
| 46 | PRGS 3.5 03-01-30債券 | Progress Software CORP | 債券 | 0.36% | -0.42% | — | |
| 47 | BSY 0.375 07-01-27債券 | Bentley Systems | 債券 | 0.33% | — | -12.50% | |
| 48 | IMCR 2.5 02-01-30債券 | Immunocore Holdings | 債券 | 0.33% | -0.03% | +12.50% | |
| 49 | TYL 0.25 03-15-26債券 | Tyler Technologies Inc | 債券 | 0.32% | — | — | |
| 50 | DUK 4.125 04-15-26債券 | Duke Energy CORP | 債券 | 0.32% | — | -14.29% |
| # | 代號 | 標的名稱 | 佔比變動 | 持倉量變化 | 異動類型 |
|---|---|---|---|---|---|
| 1 | LIVN 2.5 03-15-29債券 | Livanova PLC | +2.4% | +31.13% | 加碼 |
| 2 | RGEN 1 12-15-28債券 | Repligen CORP | +2.3% | +430.09% | 加碼 |
| 3 | PCG 4.25 12-01-27債券 | Pg&e CORP | +2.2% | +15.17% | 加碼 |
| 4 | AKAM 1.125 02-15-29債券 | Akamai Technologies Inc | +1.8% | +1936.01% | 加碼 |
| 5 | LYFT 0.625 03-01-29債券 | Lyft Inc | +0.7% | +3.26% | 減碼 |
| 6 | PSN 2.625 03-01-29債券 | Parsons CORP | +0.7% | -3.02% | 加碼 |
| 7 | AEIS 2.5 09-15-28債券 | Advanced Energy Ind | +0.5% | -8.02% | 加碼 |
| 8 | CSGS 3.875 09-15-28債券 | Csg Systems Internationa | +0.4% | +4.45% | 加碼 |
| 9 | TTEK 2.25 08-15-28債券 | Tetra Tech Inc | +0.3% | -0.17% | 加碼 |
| 10 | GPN 1.5 03-01-31債券 | Global Payments Inc | +0.3% | -8.57% | 加碼 |
| 11 | UBER 0 12-15-25債券 | Uber Technologies Inc | +0.3% | -1.93% | 減碼 |
| 12 | COLL 2.875 02-15-29債券 | Collegium Pharma Inc | +0.3% | — | 加碼 |
| 13 | PRGS 3.5 03-01-30債券 | Progress Software CORP | +0.3% | — | 加碼 |
| 14 | IMCR 2.5 02-01-30債券 | Immunocore Holdings | +0.2% | +12.50% | 加碼 |
| 15 | DUK 4.125 04-15-26債券 | Duke Energy CORP | +0.2% | -14.29% | 加碼 |
| 16 | ORA 2.5 07-15-27債券 | Ormat Technologies Inc | +0.1% | -35.97% | 減碼 |
| 17 | CMS 3.375 05-01-28債券 | Cms Energy CORP | +0.1% | -0.66% | 加碼 |
| 18 | AMPH 2 03-15-29債券 | Amphastar Pharmaceutical | +0.1% | -6.54% | 減碼 |
| 19 | PPL 2.875 03-15-28債券 | Ppl Capital Funding Inc | -0.1% | -11.40% | 減碼 |
| 20 | ITRI 0 03-15-26債券 | Itron Inc | -0.1% | -3.95% | 減碼 |
| 21 | IMAX 0.5 04-01-26債券 | Imax CORP | -0.1% | -5.66% | 減碼 |
| 22 | CSWC 5.125 11-15-29債券 | Capital Southwest CORP | -0.2% | -6.69% | 減碼 |
| 23 | CNP 4.25 08-15-26債券 | Centerpoint Energy Inc | -0.2% | -47.61% | 減碼 |
| 24 | MGPI 1.875 11-15-41債券 | Mgp Ingredients Inc | -0.2% | -0.65% | 減碼 |
| 25 | ON 0.5 03-01-29債券 | On Semiconductor CORP | -0.2% | -9.49% | 減碼 |
| 26 | F 0 03-15-26債券 | Ford Motor Company | -0.2% | +86.93% | 減碼 |
| 27 | WGO 3.25 01-15-30債券 | Winnebago Industries | -0.2% | +16.83% | 減碼 |
| 28 | FLR 1.125 08-15-29債券 | Fluor CORP | -0.3% | -57.53% | 減碼 |
| 29 | LNT 3.875 03-15-26債券 | Alliant Energy CORP | -0.3% | -5.61% | 減碼 |
| 30 | VSH 2.25 09-15-30債券 | Vishay Intertechnology | -0.4% | -10.47% | 減碼 |
| 31 | GBX 2.875 04-15-28債券 | Greenbrier Cos Inc | -0.4% | -16.51% | 減碼 |
| 32 | HALO 0.25 03-01-27債券 | Halozyme Therapeutics In | -0.5% | -10.07% | 減碼 |
| 33 | SPOT 0 03-15-26債券 | Spotify USA Inc | -0.6% | -9.52% | 減碼 |
| 34 | DXCM 0.375 05-15-28債券 | Dexcom Inc | -0.8% | -66.48% | 減碼 |
| 35 | WKC 3.25 07-01-28債券 | World Kinect Group | -0.9% | -66.47% | 減碼 |
| 36 | JBTM 0.25 05-15-26債券 | Jbt Marel CORP | -0.9% | -2.89% | 減碼 |
| 37 | ABNB 0 03-15-26債券 | Airbnb Inc | -1.3% | -0.40% | 減碼 |
| 38 | FIVN 1 03-15-29債券 | Five9 Inc | -2.1% | -85.68% | 減碼 |
| 39 | AKAM 0.375 09-01-27債券 | Akamai Technologies Inc | -2.2% | -43.43% | 減碼 |
| 40 | BMRN 1.25 05-15-27債券 | Biomarin Pharmaceutical | -2.3% | -46.74% | 減碼 |
| 41 | LCII 1.125 05-15-26債券 | Lci Industries | -3% | -97.80% | 減碼 |
| 42 | MTH 1.75 05-15-28債券 | Meritage Homes CORP | — | NEW | 新建倉 |
| 43 | BL 1 06-01-29債券 | Blackline Inc | — | NEW | 新建倉 |
| 44 | SRPT 1.25 09-15-27債券 | Sarepta Therapeutics Inc | — | EXIT | 清倉 |
| 45 | NICEIT 0 09-15-25債券 | Nice LTD | — | EXIT | 清倉 |
| 46 | BOX 1.5 09-15-29債券 | Box Inc | — | NEW | 新建倉 |
| 47 | HAE 2.5 06-01-29債券 | Haemonetics CORP | — | NEW | 新建倉 |
| 48 | AWK 3.625 06-15-26債券 | American Water Capital C | — | EXIT | 清倉 |
| 49 | SPB 3.375 06-01-29債券 | Spectrum Brands Inc | — | NEW | 新建倉 |
| 50 | EXPE 0 02-15-26債券 | Expedia Group Inc | — | EXIT | 清倉 |
根據 SEC 官方 Form 13F 申報備案，Wellesley Asset Management 在 Q3 2025 季度的美股持倉總市值約為 US$11.0億，共申報了 56 個公開持股部位。
在 Q3 2025 季度，Wellesley Asset Management 按市值排列的前三大核心持股分別為：F 0 03-15-26 (4.4%)、LIVN 2.5 03-15-29 (4.4%)、PCG 4.25 12-01-27 (4.2%)。其中最大持股部位 F 0 03-15-26 佔據整體投資組合約 4.4% 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
MTH 1.75 05-15-28
市值: US$3900.3萬
本季最大獲利了結 / 清倉標的
SRPT 1.25 09-15-27
前期市值: US$3569.8萬
在 Q3 2025 季度中，Wellesley Asset Management 共進行了 76 項持倉異動，包含新建倉 15 個部位、加碼 14 個部位、減碼 27 個部位以及清倉 20 個部位。 其中最大新建倉標的為 MTH 1.75 05-15-28。 本季清倉部位包含 SRPT 1.25 09-15-27。
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。