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: 0000919538
申報總市值
US$3.5億
US$3.5億
69 檔
23.9%
在 Q4 2025 申報期間，Corbyn Investment Management Inc/md（CIK: 0000919538）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$3.5億，共持有 69 個公開申報部位。
數據顯示 Corbyn Investment Management Inc/md 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，Corbyn Investment Management Inc/md 的前 5 大核心持股（包含 , RSG, BAND 0.5 04-01-28 等）合計佔整體申報市值的 23.9%，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 | ✓ | 股票-其他 | 5.45% | — | -7.27% | ||
| 2 | RSG | Republic Services Inc | 股票-工業 | 5.34% | -0.99% | -1.79% | |
| 3 | BAND 0.5 04-01-28債券 | Bandwidth Inc | 債券 | 4.51% | -0.27% | +54.56% | |
| 4 | BXMT 5.5 03-15-27債券 | Blackstone Mortgage Tr | 債券 | 4.49% | -0.60% | -0.79% | |
| 5 | ✓ | 股票-其他 | 4.41% | — | -6.97% | ||
| 6 | FUBO 3.25 02-15-26債券 | Fubotv Inc | 債券 | 4.34% | — | -3.25% | |
| 7 | MGPI 1.875 11-15-41債券 | Mgp Ingredients Inc | 債券 | 4.26% | -0.35% | +20.78% | |
| 8 | PEB 1.75 12-15-26債券 | Pebblebrook Hotel Trust | 債券 | 3.98% | -0.59% | -1.85% | |
| 9 | GOOG | Alphabet Inc-cl C | 股票-通訊服務 | 3.62% | +0.28% | -11.50% | |
| 10 | PMT 5.5 03-15-26債券 | Pennymac CORP | 債券 | 3.55% | — | -3.32% | |
| 11 | ✓ | 股票-其他 | 3.31% | — | +6.33% | ||
| 12 | ✓ | 股票-其他 | 3.28% | — | -1.54% | ||
| 13 | ✓ | 股票-其他 | 3.26% | — | -1.91% | ||
| 14 | RDFN 0.5 04-01-27債券 | Redfin CORP | 債券 | 3.23% | -0.50% | -1.14% | |
| 15 | WRB | Wr Berkley CORP | 股票-金融 | 2.63% | -0.22% | +0.16% | |
| 16 | ✓ | 股票-其他 | 2.08% | — | -1.58% | ||
| 17 | PRMB | Primo Brands CORP | 股票-非循環性消費 | 1.87% | +0.30% | +7.96% | |
| 18 | SNAP 0 05-01-27債券 | Snap Inc | 債券 | 1.78% | -0.29% | -4.75% | |
| 19 | VAC 0 01-15-26債券 | Marriott Vacation Worldw | 債券 | 1.49% | — | +3.08% | |
| 20 | SPB 3.375 06-01-29債券 | Spectrum Brands Inc | 債券 | 1.41% | -0.14% | — | |
| 21 | AMZN | Amazon.com Inc | 股票-循環性消費 | 1.36% | -0.02% | -2.92% | |
| 22 | ✓ | 股票-其他 | 1.27% | — | +0.60% | ||
| 23 | ✓ | 股票-其他 | 1.27% | — | -3.64% | ||
| 24 | TMUS | T-mobile US Inc | 股票-通訊服務 | 1.24% | -0.45% | +6.18% | |
| 25 | ✓ | 股票-其他 | 1.24% | — | -3.32% | ||
| 26 | CB | Chubb Limited | 股票-金融 | 1.17% | -0.13% | -2.50% | |
| 27 | ✓ | 股票-其他 | 1.17% | — | -2.33% | ||
| 28 | ✓ | 股票-其他 | 1.12% | — | -0.31% | ||
| 29 | DOX | Amdocs Limited | 股票-科技 | 1.04% | -0.37% | +17.13% | |
| 30 | MDT | Medtronic plc | 股票-醫療保健 | 1.02% | -0.23% | -4.27% | |
| 31 | EMR | Emerson Electric Co | 股票-工業 | 1.01% | -0.06% | -1.75% | |
| 32 | ✓ | Alight Inc Com Cl A | 股票-其他 | 1.01% | — | +24.94% | |
| 33 | ✓ | 股票-其他 | 1.00% | — | — | ||
| 34 | ✓ | 股票-其他 | 0.98% | — | -1.68% | ||
| 35 | ✓ | 股票-其他 | 0.96% | — | -15.13% | ||
| 36 | ✓ | 股票-其他 | 0.94% | — | -5.91% | ||
| 37 | ✓ | 股票-其他 | 0.90% | — | -2.47% | ||
| 38 | ✓ | 股票-其他 | 0.89% | — | +4.46% | ||
| 39 | ✓ | 股票-其他 | 0.87% | — | -2.27% | ||
| 40 | LCID 1.25 12-15-26債券 | Lucid Group Inc | 債券 | 0.87% | -0.04% | +6.50% | |
| 41 | ✓ | 股票-其他 | 0.80% | — | -2.34% | ||
| 42 | SHBI | Shore Bancshares Inc | 股票-其他 | 0.75% | -0.12% | -6.86% | |
| 43 | NVT | nVent Electric plc | 股票-工業 | 0.68% | +0.22% | — | |
| 44 | ✓ | 股票-其他 | 0.65% | — | -0.52% | ||
| 45 | ✓ | 股票-其他 | 0.58% | — | — | ||
| 46 | MTX | Minerals Technologies Inc | 股票-其他 | 0.54% | -0.07% | — | |
| 47 | USFD | US Foods Holding CORP | 股票-非循環性消費 | 0.54% | +0.67% | — | |
| 48 | WSFS | Wsfs Financial CORP | 股票-其他 | 0.53% | +0.01% | -3.27% | |
| 49 | ✓ | 股票-其他 | 0.52% | — | -2.30% | ||
| 50 | PMT 8.5 06-01-29債券 | Pennymac CORP | 債券 | 0.46% | +0.05% | — |
| # | 代號 | 標的名稱 | 佔比變動 | 持倉量變化 | 異動類型 |
|---|---|---|---|---|---|
| 1 | BAND 0.5 04-01-28債券 | Bandwidth Inc | +1.7% | +54.56% | 加碼 |
| 2 | MGPI 1.875 11-15-41債券 | Mgp Ingredients Inc | +0.8% | +20.78% | 加碼 |
| 3 | GOOG | Alphabet Inc-cl C | +0.4% | -11.50% | 減碼 |
| 4 | ✓ | +0.3% | -1.58% | 減碼 | |
| 5 | ✓ | +0.3% | -0.31% | 減碼 | |
| 6 | ✓ | +0.2% | +6.33% | 加碼 | |
| 7 | ✓ | +0.2% | -1.91% | 減碼 | |
| 8 | DOX | Amdocs Limited | +0.1% | +17.13% | 加碼 |
| 9 | CB | Chubb Limited | +0.1% | -2.50% | 減碼 |
| 10 | VAC 0 01-15-26債券 | Marriott Vacation Worldw | +0.1% | +3.08% | 加碼 |
| 11 | ✓ | +0.1% | — | 不變 | |
| 12 | UPS | United Parcel Service-cl B | +0.1% | -2.84% | 減碼 |
| 13 | LCID 1.25 12-15-26債券 | Lucid Group Inc | +0.1% | +6.50% | 加碼 |
| 14 | ✓ | +0.1% | -0.70% | 減碼 | |
| 15 | ✓ | 0% | -2.33% | 減碼 | |
| 16 | AMZN | Amazon.com Inc | 0% | -2.92% | 減碼 |
| 17 | ✓ | 0% | +26.71% | 加碼 | |
| 18 | ✓ | 0% | -0.52% | 減碼 | |
| 19 | NVT | nVent Electric plc | 0% | — | 不變 |
| 20 | MSFT | Microsoft CORP | 0% | +26.62% | 加碼 |
| 21 | ABT | Abbott Laboratories | 0% | -0.08% | 減碼 |
| 22 | ✓ | 0% | -26.51% | 減碼 | |
| 23 | ✓ | 0% | -2.30% | 減碼 | |
| 24 | SHW | Sherwin-williams Co/the | 0% | -3.35% | 減碼 |
| 25 | ROP | Roper Technologies Inc | 0% | — | 不變 |
| 26 | MDT | Medtronic plc | 0% | -4.27% | 減碼 |
| 27 | ✓ | 0% | -2.27% | 減碼 | |
| 28 | ✓ | -0.1% | +4.46% | 加碼 | |
| 29 | ✓ | -0.1% | -2.47% | 減碼 | |
| 30 | SNAP 0 05-01-27債券 | Snap Inc | -0.1% | -4.75% | 減碼 |
| 31 | ✓ | -0.1% | — | 不變 | |
| 32 | PEB 1.75 12-15-26債券 | Pebblebrook Hotel Trust | -0.1% | -1.85% | 減碼 |
| 33 | ✓ | -0.1% | +0.60% | 加碼 | |
| 34 | FUBO 3.25 02-15-26債券 | Fubotv Inc | -0.1% | -3.25% | 減碼 |
| 35 | ✓ | -0.1% | -2.34% | 減碼 | |
| 36 | PMT 5.5 03-15-26債券 | Pennymac CORP | -0.1% | -3.32% | 減碼 |
| 37 | ✓ | -0.1% | -6.97% | 減碼 | |
| 38 | TMUS | T-mobile US Inc | -0.2% | +6.18% | 加碼 |
| 39 | WRB | Wr Berkley CORP | -0.3% | +0.16% | 加碼 |
| 40 | ✓ | -0.3% | -15.13% | 減碼 | |
| 41 | ✓ | Alight Inc Com Cl A | -0.3% | +24.94% | 加碼 |
| 42 | PRMB | Primo Brands CORP | -0.5% | +7.96% | 加碼 |
| 43 | RSG | Republic Services Inc | -0.6% | -1.79% | 減碼 |
| 44 | ✓ | -0.6% | -1.54% | 減碼 | |
| 45 | ✓ | -0.8% | -7.27% | 減碼 | |
| 46 | ✓ | -1% | -1.68% | 減碼 | |
| 47 | SPB 3.375 06-01-29債券 | Spectrum Brands Inc | — | NEW | 新建倉 |
| 48 | XIFR 0 11-15-25債券 | Xplr Infrastructure LP | — | EXIT | 清倉 |
| 49 | ✓ | — | NEW | 新建倉 | |
| 50 | AAPL | Apple Inc | — | NEW | 新建倉 |
根據 SEC 官方 Form 13F 申報備案，Corbyn Investment Management Inc/md 在 Q4 2025 季度的美股持倉總市值約為 US$3.5億，共申報了 69 個公開持股部位。
在 Q4 2025 季度，Corbyn Investment Management Inc/md 按市值排列的前三大核心持股分別為： (5.5%)、RSG (5.3%)、BAND 0.5 04-01-28 (4.5%)。其中最大持股部位 佔據整體投資組合約 5.5% 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
SPB 3.375 06-01-29
市值: US$484.0萬
本季最大獲利了結 / 清倉標的
XIFR 0 11-15-25
前期市值: US$446.6萬
在 Q4 2025 季度中，Corbyn Investment Management Inc/md 共進行了 46 項持倉異動，包含新建倉 3 個部位、加碼 14 個部位、減碼 28 個部位以及清倉 1 個部位。 其中最大新建倉標的為 SPB 3.375 06-01-29。 本季清倉部位包含 XIFR 0 11-15-25。
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。