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
63 檔
25.1%
Corbyn Investment Management Inc/md 在 Q2 2025 季度的美股仓位总计估值为 US$3.5亿，分散于 63 个持仓标的之中，反映其市场参与广度与投资规模。
在 Q2 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 27 个仓位并完全清仓 2 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, , BXMT 5.5 03-15-27 等）合计占整体申报市值的 25.1%，反映机构在主要关键仓位上的权重分布。
本季最大新建仓标的
RDFN 0.5 04-01-27
市值: US$985.3万
本季最大获利了结 / 清仓标的
DNB
前期市值: US$309.5万
| # | 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 | RSG | Republic Services Inc | 股票-工业 | 7.37% | -0.99% | -6.07% | |
| 2 | ✓ | 股票-其他 | 6.74% | — | -3.24% | ||
| 3 | BXMT 5.5 03-15-27债券 | Blackstone Mortgage Tr | 债券 | 5.12% | -0.60% | +26.75% | |
| 4 | FUBO 3.25 02-15-26债券 | Fubotv Inc | 债券 | 5.05% | — | +107.05% | |
| 5 | ✓ | 股票-其他 | 4.90% | — | -2.67% | ||
| 6 | PEB 1.75 12-15-26债券 | Pebblebrook Hotel Trust | 债券 | 4.62% | -0.59% | +3.89% | |
| 7 | ✓ | 股票-其他 | 4.60% | — | -0.95% | ||
| 8 | PRMB | Primo Brands CORP | 股票-非周期性消费 | 3.65% | +0.30% | -0.33% | |
| 9 | PMT 5.5 03-15-26债券 | Pennymac CORP | 债券 | 3.47% | — | +2947.23% | |
| 10 | ✓ | 股票-其他 | 3.41% | — | -0.91% | ||
| 11 | RDFN 0.5 04-01-27债券 | Redfin CORP | 债券 | 3.31% | -0.50% | — | |
| 12 | WRB | Wr Berkley CORP | 股票-金融 | 3.21% | -0.22% | -1.12% | |
| 13 | GOOG | Alphabet Inc-cl C | 股票-通信服务 | 2.86% | +0.28% | -1.89% | |
| 14 | SNAP 0 05-01-27债券 | Snap Inc | 债券 | 2.12% | -0.29% | -1.95% | |
| 15 | ✓ | 股票-其他 | 1.98% | — | -0.40% | ||
| 16 | DOCN 0 12-01-26债券 | Digitalocean Holdings | 债券 | 1.75% | -0.17% | EXIT | |
| 17 | ✓ | Alight Inc Com Cl A | 股票-其他 | 1.73% | — | +7.65% | |
| 18 | ✓ | 股票-其他 | 1.67% | — | -0.75% | ||
| 19 | TMUS | T-mobile US Inc | 股票-通信服务 | 1.61% | -0.45% | -13.95% | |
| 20 | ✓ | 股票-其他 | 1.57% | — | -3.09% | ||
| 21 | AMZN | Amazon.com Inc | 股票-周期性消费 | 1.56% | -0.02% | -1.61% | |
| 22 | ✓ | 股票-其他 | 1.54% | — | -0.54% | ||
| 23 | ✓ | 股票-其他 | 1.45% | — | -2.55% | ||
| 24 | ✓ | 股票-其他 | 1.38% | — | +19.00% | ||
| 25 | CB | Chubb Limited | 股票-金融 | 1.33% | -0.13% | -11.97% | |
| 26 | ✓ | 股票-其他 | 1.26% | — | — | ||
| 27 | ✓ | 股票-其他 | 1.24% | — | +3.49% | ||
| 28 | ✓ | 股票-其他 | 1.22% | — | -0.31% | ||
| 29 | ✓ | 股票-其他 | 1.21% | — | -0.83% | ||
| 30 | EMR | Emerson Electric Co | 股票-工业 | 1.21% | -0.06% | +0.18% | |
| 31 | DOX | Amdocs Limited | 股票-科技 | 1.18% | -0.37% | -1.34% | |
| 32 | MDT | Medtronic plc | 股票-医疗保健 | 1.13% | -0.23% | -4.88% | |
| 33 | ✓ | 股票-其他 | 1.07% | — | +11.41% | ||
| 34 | ✓ | 股票-其他 | 1.06% | — | -5.19% | ||
| 35 | ✓ | 股票-其他 | 1.01% | — | +1.77% | ||
| 36 | SHBI | Shore Bancshares Inc | 股票-其他 | 0.83% | -0.12% | -0.07% | |
| 37 | TFX | Teleflex Inc | 股票-医疗保健 | 0.70% | — | -11.21% | |
| 38 | ✓ | 股票-其他 | 0.67% | — | +0.27% | ||
| 39 | USFD | US Foods Holding CORP | 股票-非周期性消费 | 0.64% | +0.67% | — | |
| 40 | ✓ | 股票-其他 | 0.62% | — | +2.38% | ||
| 41 | WSFS | Wsfs Financial CORP | 股票-其他 | 0.62% | +0.01% | -0.21% | |
| 42 | MTX | Minerals Technologies Inc | 股票-其他 | 0.56% | -0.07% | — | |
| 43 | NVT | nVent Electric plc | 股票-工业 | 0.56% | +0.22% | — | |
| 44 | SHW | Sherwin-williams Co/the | 股票-原材料 | 0.50% | -0.03% | -0.93% | |
| 45 | RUSHA | Rush Enterprises Inc-cl A | 股票-周期性消费 | 0.49% | -0.03% | +0.92% | |
| 46 | UPS | United Parcel Service-cl B | 股票-工业 | 0.48% | -0.02% | -2.49% | |
| 47 | ABT | Abbott Laboratories | 股票-医疗保健 | 0.47% | +0.27% | -8.78% | |
| 48 | ✓ | 股票-其他 | 0.45% | — | +2.19% | ||
| 49 | ✓ | 股票-其他 | 0.38% | — | — | ||
| 50 | RUSHB | Rush Enterprises Inc - Cl B | 股票-其他 | 0.31% | +0.01% | — |
| # | 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 | +3.3% | +2947.23% | 加仓 |
| 2 | RDFN 0.5 04-01-27债券 | Redfin CORP | +3.3% | NEW | 新建仓 |
| 3 | FUBO 3.25 02-15-26债券 | Fubotv Inc | +2.4% | +107.05% | 加仓 |
| 4 | MYRG | Myr Group Inc/delaware | +1.4% | — | 减仓 |
| 5 | EME | Emcor Group Inc | +1.4% | — | 减仓 |
| 6 | BXMT 5.5 03-15-27债券 | Blackstone Mortgage Tr | +0.7% | +26.75% | 加仓 |
| 7 | JNJ | Johnson & Johnson | +0.5% | — | 减仓 |
| 8 | FLEX | Flex Ltd. | +0.3% | — | 不变 |
| 9 | NXT | Nextpower Inc-cl A | +0.2% | — | 减仓 |
| 10 | ROP | Roper Technologies Inc | +0.2% | NEW | 新建仓 |
| 11 | NVT | nVent Electric plc | +0.1% | — | 不变 |
| 12 | EMR | Emerson Electric Co | +0.1% | +0.18% | 加仓 |
| 13 | LEVI | Levi Strauss & Co- Class A | +0.1% | — | 减仓 |
| 14 | P | Everpure Inc-a | +0.1% | — | 加仓 |
| 15 | AMZN | Amazon.com Inc | 0% | -1.61% | 减仓 |
| 16 | BLKB | Blackbaud Inc | 0% | — | 加仓 |
| 17 | SHBI | Shore Bancshares Inc | 0% | -0.07% | 减仓 |
| 18 | USFD | US Foods Holding CORP | 0% | — | 不变 |
| 19 | AVGO | Broadcom Inc | 0% | — | 不变 |
| 20 | GOOG | Alphabet Inc-cl C | 0% | -1.89% | 减仓 |
| 21 | CDRE | Cadre Holdings Inc | 0% | — | 加仓 |
| 22 | WMS | Advanced Drainage Systems In | 0% | — | 加仓 |
| 23 | WSFS | Wsfs Financial CORP | 0% | -0.21% | 减仓 |
| 24 | FRST | Primis Financial CORP | -0.1% | — | 减仓 |
| 25 | ABT | Abbott Laboratories | -0.1% | -8.78% | 减仓 |
| 26 | SHLS | Shoals Technologies Group -a | -0.1% | — | 减仓 |
| 27 | UPS | United Parcel Service-cl B | -0.1% | -2.49% | 减仓 |
| 28 | ALIT | Alight Inc - Class A | -0.1% | — | 加仓 |
| 29 | DAR | Darling Ingredients Inc | -0.1% | -45.12% | 减仓 |
| 30 | WH | Wyndham Hotels & Resorts Inc | -0.2% | — | 加仓 |
| 31 | MTX | Minerals Technologies Inc | -0.2% | — | 不变 |
| 32 | NEE | Nextera Energy Inc | -0.2% | — | 减仓 |
| 33 | AMH | American Homes 4 Rent- A | -0.2% | — | 减仓 |
| 34 | ZD | Ziff Davis Inc | -0.2% | — | 加仓 |
| 35 | MDT | Medtronic plc | -0.2% | -4.88% | 减仓 |
| 36 | PEB 1.75 12-15-26债券 | Pebblebrook Hotel Trust | -0.3% | +3.89% | 加仓 |
| 37 | WRB | Wr Berkley CORP | -0.3% | -1.12% | 减仓 |
| 38 | TAN | Invesco Solar ETF | -0.3% | EXIT | 清仓 |
| 39 | KVUE | Kenvue Inc | -0.3% | — | 加仓 |
| 40 | TFX | Teleflex Inc | -0.3% | -11.21% | 减仓 |
| 41 | EOG | Eog Resources Inc | -0.3% | — | 减仓 |
| 42 | ZBH | Zimmer Biomet Holdings Inc | -0.4% | — | 加仓 |
| 43 | CB | Chubb Limited | -0.4% | -11.97% | 减仓 |
| 44 | 6D8 | Dupont De Nemours Inc | -0.4% | — | 减仓 |
| 45 | TMUS | T-mobile US Inc | -0.7% | -13.95% | 减仓 |
| 46 | KBR | Kbr Inc | -0.8% | — | 减仓 |
| 47 | DNB | Dun & Bradstreet Holdings In | -1.2% | EXIT | 清仓 |
| 48 | RSG | Republic Services Inc | -1.2% | -6.07% | 减仓 |
| 49 | PRMB | Primo Brands CORP | -1.2% | -0.33% | 减仓 |
| 50 | DOCN 0 12-01-26债券 | Digitalocean Holdings | -3.7% | -64.39% | 减仓 |
根据 SEC 官方 Form 13F 申报备案，Corbyn Investment Management Inc/md 在 Q2 2025 季度的美股持仓总市值约为 US$3.5亿，共申报了 63 个公开持股仓位。
在 Q2 2025 季度，Corbyn Investment Management Inc/md 按市值排列的前三大核心持股分别为：RSG (7.4%)、 (6.7%)、BXMT 5.5 03-15-27 (5.1%)。其中最大持股仓位 RSG 占据整体投资组合约 7.4% 的权重。
在 Q2 2025 季度中，Corbyn Investment Management Inc/md 共进行了 45 项持仓异动，包含新建仓 2 个仓位、加仓 14 个仓位、减仓 27 个仓位以及清仓 2 个仓位。 其中最大新建仓标的为 RDFN 0.5 04-01-27。 本季清仓仓位包含 DNB。
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。
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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。
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。