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。
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CIK: 0000919538
申报总市值
US$3.5亿
US$3.5亿
67 檔
25.3%
根据最新整理的 13F 季度数据集，Corbyn Investment Management Inc/md 于 Q3 2025 结束时的管理资产规模为 US$3.5亿。该机构在本季度申报了 67 档美股持仓，呈现出该时期的主要投资地图。
在 Q3 2025，Corbyn Investment Management Inc/md 展现出较为审慎的避险与获利了结姿态。本季共减仓 26 个仓位并完全清仓 5 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，Corbyn Investment Management Inc/md 的前 5 大核心持股（包含 , RSG, 等）合计占整体申报市值的 25.3%，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 | ✓ | 股票-其他 | 6.25% | — | -12.40% | ||
| 2 | RSG | Republic Services Inc | 股票-工业 | 5.90% | -0.99% | -1.25% | |
| 3 | ✓ | 股票-其他 | 4.53% | — | -7.49% | ||
| 4 | BXMT 5.5 03-15-27债券 | Blackstone Mortgage Tr | 债券 | 4.51% | -0.60% | +0.20% | |
| 5 | FUBO 3.25 02-15-26债券 | Fubotv Inc | 债券 | 4.44% | — | -0.46% | |
| 6 | PEB 1.75 12-15-26债券 | Pebblebrook Hotel Trust | 债券 | 4.05% | -0.59% | -1.16% | |
| 7 | ✓ | 股票-其他 | 3.92% | — | -0.81% | ||
| 8 | PMT 5.5 03-15-26债券 | Pennymac CORP | 债券 | 3.67% | — | +20.63% | |
| 9 | MGPI 1.875 11-15-41债券 | Mgp Ingredients Inc | 债券 | 3.49% | -0.35% | — | |
| 10 | RDFN 0.5 04-01-27债券 | Redfin CORP | 债券 | 3.23% | -0.50% | +8.75% | |
| 11 | GOOG | Alphabet Inc-cl C | 股票-通信服务 | 3.18% | +0.28% | -7.09% | |
| 12 | ✓ | 股票-其他 | 3.08% | — | — | ||
| 13 | ✓ | 股票-其他 | 3.05% | — | -1.34% | ||
| 14 | WRB | Wr Berkley CORP | 股票-金融 | 2.88% | -0.22% | -1.30% | |
| 15 | BAND 0.5 04-01-28债券 | Bandwidth Inc | 债券 | 2.86% | -0.27% | — | |
| 16 | PRMB | Primo Brands CORP | 股票-非周期性消费 | 2.35% | +0.30% | -1.08% | |
| 17 | ✓ | 股票-其他 | 1.94% | — | -1.36% | ||
| 18 | SNAP 0 05-01-27债券 | Snap Inc | 债券 | 1.85% | -0.29% | -1.65% | |
| 19 | ✓ | 股票-其他 | 1.80% | — | -1.35% | ||
| 20 | VAC 0 01-15-26债券 | Marriott Vacation Worldw | 债券 | 1.43% | — | — | |
| 21 | TMUS | T-mobile US Inc | 股票-通信服务 | 1.39% | -0.45% | -1.59% | |
| 22 | ✓ | 股票-其他 | 1.35% | — | -0.95% | ||
| 23 | ✓ | Alight Inc Com Cl A | 股票-其他 | 1.35% | — | +55.58% | |
| 24 | AMZN | Amazon.com Inc | 股票-周期性消费 | 1.33% | -0.02% | -1.85% | |
| 25 | XIFR 0 11-15-25债券 | Xplr Infrastructure LP | 债券 | 1.31% | — | — | |
| 26 | ✓ | 股票-其他 | 1.28% | — | -2.44% | ||
| 27 | ✓ | 股票-其他 | 1.23% | — | -2.87% | ||
| 28 | ✓ | 股票-其他 | 1.23% | — | -18.75% | ||
| 29 | ✓ | 股票-其他 | 1.13% | — | -2.34% | ||
| 30 | CB | Chubb Limited | 股票-金融 | 1.09% | -0.13% | -2.97% | |
| 31 | MDT | Medtronic plc | 股票-医疗保健 | 1.06% | -0.23% | -1.21% | |
| 32 | EMR | Emerson Electric Co | 股票-工业 | 1.02% | -0.06% | -1.25% | |
| 33 | ✓ | 股票-其他 | 0.96% | — | -1.50% | ||
| 34 | ✓ | 股票-其他 | 0.94% | — | +12.08% | ||
| 35 | ✓ | 股票-其他 | 0.94% | — | -1.90% | ||
| 36 | ✓ | 股票-其他 | 0.92% | — | -42.34% | ||
| 37 | DOX | Amdocs Limited | 股票-科技 | 0.91% | -0.37% | -1.17% | |
| 38 | ✓ | 股票-其他 | 0.91% | — | -2.86% | ||
| 39 | ✓ | 股票-其他 | 0.85% | — | -5.15% | ||
| 40 | LCID 1.25 12-15-26债券 | Lucid Group Inc | 债券 | 0.82% | -0.04% | — | |
| 41 | SHBI | Shore Bancshares Inc | 股票-其他 | 0.75% | -0.12% | -1.45% | |
| 42 | NVT | nVent Electric plc | 股票-工业 | 0.66% | +0.22% | -0.17% | |
| 43 | ✓ | 股票-其他 | 0.63% | — | -4.26% | ||
| 44 | ✓ | 股票-其他 | 0.56% | — | -1.85% | ||
| 45 | MTX | Minerals Technologies Inc | 股票-其他 | 0.55% | -0.07% | — | |
| 46 | USFD | US Foods Holding CORP | 股票-非周期性消费 | 0.55% | +0.67% | — | |
| 47 | WSFS | Wsfs Financial CORP | 股票-其他 | 0.53% | +0.01% | — | |
| 48 | ✓ | 股票-其他 | 0.52% | — | +15.44% | ||
| 49 | PMT 8.5 06-01-29债券 | Pennymac CORP | 债券 | 0.45% | +0.05% | — | |
| 50 | SHW | Sherwin-williams Co/the | 股票-原材料 | 0.43% | -0.03% | -2.31% |
| # | 代码 | 标的名称 | 占比变动 | 持仓量变化 | 异动类型 |
|---|---|---|---|---|---|
| 1 | PMT 5.5 03-15-26债券 | Pennymac CORP | +3.5% | +20.63% | 加仓 |
| 2 | FUBO 3.25 02-15-26债券 | Fubotv Inc | +1.8% | -0.46% | 加仓 |
| 3 | ✓ | +1.1% | -7.49% | 减仓 | |
| 4 | ✓ | +0.9% | -12.40% | 减仓 | |
| 5 | ✓ | +0.5% | -1.35% | 减仓 | |
| 6 | GOOG | Alphabet Inc-cl C | +0.3% | -7.09% | 减仓 |
| 7 | ✓ | +0.3% | -2.87% | 减仓 | |
| 8 | NVT | nVent Electric plc | +0.2% | -0.17% | 减仓 |
| 9 | ✓ | +0.2% | -1.34% | 减仓 | |
| 10 | ✓ | +0.1% | — | 加仓 | |
| 11 | ✓ | +0.1% | +78.43% | 加仓 | |
| 12 | ✓ | +0.1% | +15.44% | 加仓 | |
| 13 | BXMT 5.5 03-15-27债券 | Blackstone Mortgage Tr | 0% | +0.20% | 加仓 |
| 14 | ✓ | 0% | -4.26% | 减仓 | |
| 15 | SHBI | Shore Bancshares Inc | 0% | -1.45% | 减仓 |
| 16 | EMR | Emerson Electric Co | -0.1% | -1.25% | 减仓 |
| 17 | ✓ | -0.1% | -2.86% | 加仓 | |
| 18 | AMZN | Amazon.com Inc | -0.2% | -1.85% | 减仓 |
| 19 | UPS | United Parcel Service-cl B | -0.3% | -0.83% | 减仓 |
| 20 | ✓ | -0.3% | -1.85% | 减仓 | |
| 21 | DOX | Amdocs Limited | -0.4% | -1.17% | 减仓 |
| 22 | ✓ | -0.4% | -1.90% | 减仓 | |
| 23 | ✓ | -0.5% | -1.50% | 减仓 | |
| 24 | ✓ | -0.5% | -42.34% | 减仓 | |
| 25 | ✓ | -0.5% | -2.44% | 减仓 | |
| 26 | ✓ | Alight Inc Com Cl A | -0.5% | +55.58% | 加仓 |
| 27 | ✓ | -0.6% | +12.08% | 加仓 | |
| 28 | WRB | Wr Berkley CORP | -0.6% | -1.30% | 减仓 |
| 29 | CB | Chubb Limited | -0.7% | -2.97% | 减仓 |
| 30 | ✓ | -0.7% | -0.95% | 减仓 | |
| 31 | PEB 1.75 12-15-26债券 | Pebblebrook Hotel Trust | -0.8% | -1.16% | 加仓 |
| 32 | TMUS | T-mobile US Inc | -0.9% | -1.59% | 减仓 |
| 33 | ✓ | -1.4% | -0.81% | 减仓 | |
| 34 | PRMB | Primo Brands CORP | -2.5% | -1.08% | 减仓 |
| 35 | RSG | Republic Services Inc | -2.6% | -1.25% | 减仓 |
| 36 | DOCN 0 12-01-26债券 | Digitalocean Holdings | -5.3% | -90.59% | 减仓 |
| 37 | MGPI 1.875 11-15-41债券 | Mgp Ingredients Inc | — | NEW | 新建仓 |
| 38 | RDFN 0.5 04-01-27债券 | Redfin CORP | — | NEW | 新建仓 |
| 39 | ✓ | — | NEW | 新建仓 | |
| 40 | BAND 0.5 04-01-28债券 | Bandwidth Inc | — | NEW | 新建仓 |
| 41 | VAC 0 01-15-26债券 | Marriott Vacation Worldw | — | NEW | 新建仓 |
| 42 | XIFR 0 11-15-25债券 | Xplr Infrastructure LP | — | NEW | 新建仓 |
| 43 | ✓ | Dun & Bradstreet Holdings Inc. | — | EXIT | 清仓 |
| 44 | LCID 1.25 12-15-26债券 | Lucid Group Inc | — | NEW | 新建仓 |
| 45 | TFX | Teleflex Inc | — | EXIT | 清仓 |
| 46 | PMT 8.5 06-01-29债券 | Pennymac CORP | — | NEW | 新建仓 |
| 47 | ROP | Roper Technologies Inc | — | NEW | 新建仓 |
| 48 | DAR | Darling Ingredients Inc | — | EXIT | 清仓 |
| 49 | ✓ | — | EXIT | 清仓 | |
| 50 | JNJ | Johnson & Johnson | — | EXIT | 清仓 |
根据 SEC 官方 Form 13F 申报备案，Corbyn Investment Management Inc/md 在 Q3 2025 季度的美股持仓总市值约为 US$3.5亿，共申报了 67 个公开持股仓位。
在 Q3 2025 季度，Corbyn Investment Management Inc/md 按市值排列的前三大核心持股分别为： (6.3%)、RSG (5.9%)、 (4.5%)。其中最大持股仓位 占据整体投资组合约 6.3% 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。
本季最大新建仓标的
MGPI 1.875 11-15-41
市值: US$1190.3万
本季最大获利了结 / 清仓标的
DUN & BRADSTREET HOLDINGS INC.
前期市值: US$309.5万
在 Q3 2025 季度中，Corbyn Investment Management Inc/md 共进行了 50 项持仓异动，包含新建仓 9 个仓位、加仓 10 个仓位、减仓 26 个仓位以及清仓 5 个仓位。 其中最大新建仓标的为 MGPI 1.875 11-15-41。 本季清仓仓位包含 DUN & BRADSTREET HOLDINGS INC.。
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。