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。
AlphaSMO 权威研究指南阅读专题
CIK: 0001633625
申报总市值
US$1.7亿
US$1.7亿
76 檔
148.6%
Iat Reinsurance Co LTD. 在 Q1 2025 季度的美股仓位总计估值为 US$1.7亿，分散于 76 个持仓标的之中，反映其市场参与广度与投资规模。
在 Q1 2025，Iat Reinsurance Co LTD. 操作展现出积极扩展与加仓意向。本季共新建仓 76 个新仓位，并对 0 个既有持股进行加仓（合计增持 76 档），相较减仓与清仓仓位显著占优。
在资产配置集中度方面，Iat Reinsurance Co LTD. 的前 5 大核心持股（包含 MERC, RJF, GS 等）合计占整体申报市值的 148.6%，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 | MERC | Mercer International Inc | 股票-其他 | 21.16% | -7.65% | — | |
| 2 | RJF | Raymond James Financial Inc | 股票-金融 | 8.65% | — | — | |
| 3 | GS | Goldman Sachs Group Inc | 股票-金融 | 8.58% | — | — | |
| 4 | ✓ | Nam Tai Ppty Inc Shs | 股票-其他 | 6.91% | -8.52% | — | |
| 5 | ✓ | Nam Tai G63907-10-2 Private | 股票-其他 | 6.38% | +6.29% | — | |
| 6 | AMGN | Amgen Inc | 股票-医疗保健 | 6.02% | -5.07% | — | |
| 7 | ✓ | 股票-其他 | 5.78% | -7.51% | — | ||
| 8 | SIGI | Selective Insurance Group | 股票-金融 | 3.82% | — | — | |
| 9 | GLW | Corning Inc | 股票-科技 | 3.51% | -1.20% | — | |
| 10 | MTN | Vail Resorts Inc | 股票-周期性消费 | 2.81% | +0.61% | — | |
| 11 | ✓ | Argonaut Group Statutory Tr - Call | 股票-其他 | 2.51% | -2.68% | — | |
| 12 | HLIO | Helios Technologies Inc | 股票-其他 | 2.01% | +1.77% | — | |
| 13 | XOM | Exxon Mobil CORP | 股票-能源 | 1.98% | -3.98% | — | |
| 14 | UBER | Uber Technologies Inc | 股票-工业 | 1.92% | +3.66% | — | |
| 15 | EMR | Emerson Electric Co | 股票-工业 | 1.83% | — | — | |
| 16 | TOMARI V0 05-15-37债券 | Delphi Financial Group | 债券 | 1.66% | -0.08% | — | |
| 17 | TVA V0 05-01-29 A债券 | Tenn Valley Authority | 债券 | 1.28% | -0.05% | — | |
| 18 | ✓ | Ziegler Cos Inc THE | 股票-其他 | 0.85% | — | — | |
| 19 | AMD | Advanced Micro Devices | 股票-科技 | 0.73% | +9.61% | — | |
| 20 | WTFC V6.875 PERP E债券 | Wintrust Financial CORP | 债券 | 0.64% | — | — | |
| 21 | GE | General Electric | 股票-工业 | 0.63% | -0.41% | — | |
| 22 | FG 7.3 01-15-65债券 | F&g Annuities & Life Inc | 债券 | 0.62% | -0.29% | — | |
| 23 | TVA V2.134 06-01-28 D债券 | Tenn Valley Authority | 债券 | 0.60% | +0.77% | — | |
| 24 | ECC 5.375 01-31-29债券 | Eagle Point Credit Co | 债券 | 0.58% | -0.34% | — | |
| 25 | CVX | Chevron CORP | 股票-能源 | 0.56% | — | — | |
| 26 | OXLC 7.95 02-29-32 2032债券 | Oxford Lane Capital CORP | 债券 | 0.51% | +0.70% | — | |
| 27 | OXLC 8.75 06-30-30债券 | Oxford Lane Capital CORP | 债券 | 0.43% | +0.57% | — | |
| 28 | ✓ | 股票-其他 | 0.42% | -0.04% | — | ||
| 29 | ✓ | 股票-其他 | 0.42% | -0.04% | — | ||
| 30 | CRBG 6.375 12-15-64债券 | Corebridge Financial Inc | 债券 | 0.41% | -0.04% | — | |
| 31 | MCD | Mcdonald's CORP | 股票-周期性消费 | 0.41% | — | — | |
| 32 | AMG 6.75 03-30-64债券 | Affiliated Managers Grou | 债券 | 0.40% | +0.51% | — | |
| 33 | JNJ | Johnson & Johnson | 股票-医疗保健 | 0.40% | +0.55% | — | |
| 34 | TEL | TE Connectivity plc | 股票-科技 | 0.37% | +0.67% | — | |
| 35 | AXS 5.5 PERP E债券 | Axis Capital Hldgs LTD | 债券 | 0.30% | +0.01% | — | |
| 36 | RILY 5.25 08-31-28债券 | Brc Group Holdings Inc | 债券 | 0.25% | -0.32% | — | |
| 37 | GEV | GE Vernova Inc | 股票-工业 | 0.24% | -0.30% | — | |
| 38 | USB 4.5 PERP O债券 | US Bancorp | 债券 | 0.24% | -0.03% | — | |
| 39 | ✓ | Partnerre LTD - Callable | 股票-其他 | 0.22% | -0.47% | — | |
| 40 | OZK 4.625 PERP A债券 | Bank Ozk | 债券 | 0.20% | -0.12% | — | |
| 41 | PG | Procter & Gamble Co/the | 股票-非周期性消费 | 0.20% | +0.23% | — | |
| 42 | PHIG | Phi Group Inc/de | 股票-其他 | 0.20% | -0.06% | — | |
| 43 | SPB | Spectrum Brands Holdings Inc | 股票-其他 | 0.19% | +0.09% | — | |
| 44 | XXCHNXX | China Fund Inc | 股票-其他 | 0.18% | — | — | |
| 45 | PSEC 5.35 PERP A债券 | Prospect Capital CORP | 债券 | 0.17% | +0.14% | — | |
| 46 | BRK-A | Berkshire Hathaway Inc-cl A | 股票-其他 | 0.17% | +0.22% | — | |
| 47 | CUBI 5.375 12-30-34债券 | Customers Bancorp Inc | 债券 | 0.16% | +0.23% | — | |
| 48 | ARGO V7 PERP债券 | Argo Group International | 债券 | 0.16% | — | — | |
| 49 | HPP 4.75 PERP C债券 | Hudson Pacific Propertie | 债券 | 0.15% | +0.11% | — | |
| 50 | UMBF V7 PERP债券 | Umb Financial CORP | 债券 | 0.12% | — | — |
| # | 代码 | 标的名称 | 占比变动 | 持仓量变化 | 异动类型 |
|---|---|---|---|---|---|
| 1 | MERC | Mercer International Inc | — | NEW | 新建仓 |
| 2 | RJF | Raymond James Financial Inc | — | NEW | 新建仓 |
| 3 | GS | Goldman Sachs Group Inc | — | NEW | 新建仓 |
| 4 | ✓ | Nam Tai Ppty Inc Shs | — | NEW | 新建仓 |
| 5 | ✓ | Nam Tai G63907-10-2 Private | — | NEW | 新建仓 |
| 6 | AMGN | Amgen Inc | — | NEW | 新建仓 |
| 7 | ✓ | — | NEW | 新建仓 | |
| 8 | SIGI | Selective Insurance Group | — | NEW | 新建仓 |
| 9 | GLW | Corning Inc | — | NEW | 新建仓 |
| 10 | MTN | Vail Resorts Inc | — | NEW | 新建仓 |
| 11 | ✓ | Argonaut Group Statutory Tr - Call | — | NEW | 新建仓 |
| 12 | HLIO | Helios Technologies Inc | — | NEW | 新建仓 |
| 13 | XOM | Exxon Mobil CORP | — | NEW | 新建仓 |
| 14 | UBER | Uber Technologies Inc | — | NEW | 新建仓 |
| 15 | EMR | Emerson Electric Co | — | NEW | 新建仓 |
| 16 | TOMARI V0 05-15-37债券 | Delphi Financial Group | — | NEW | 新建仓 |
| 17 | TVA V0 05-01-29 A债券 | Tenn Valley Authority | — | NEW | 新建仓 |
| 18 | ✓ | Ziegler Cos Inc THE | — | NEW | 新建仓 |
| 19 | AMD | Advanced Micro Devices | — | NEW | 新建仓 |
| 20 | WTFC V6.875 PERP E债券 | Wintrust Financial CORP | — | NEW | 新建仓 |
| 21 | GE | General Electric | — | NEW | 新建仓 |
| 22 | FG 7.3 01-15-65债券 | F&g Annuities & Life Inc | — | NEW | 新建仓 |
| 23 | TVA V2.134 06-01-28 D债券 | Tenn Valley Authority | — | NEW | 新建仓 |
| 24 | ECC 5.375 01-31-29债券 | Eagle Point Credit Co | — | NEW | 新建仓 |
| 25 | CVX | Chevron CORP | — | NEW | 新建仓 |
| 26 | OXLC 7.95 02-29-32 2032债券 | Oxford Lane Capital CORP | — | NEW | 新建仓 |
| 27 | OXLC 8.75 06-30-30债券 | Oxford Lane Capital CORP | — | NEW | 新建仓 |
| 28 | ✓ | — | NEW | 新建仓 | |
| 29 | ✓ | — | NEW | 新建仓 | |
| 30 | CRBG 6.375 12-15-64债券 | Corebridge Financial Inc | — | NEW | 新建仓 |
| 31 | MCD | Mcdonald's CORP | — | NEW | 新建仓 |
| 32 | AMG 6.75 03-30-64债券 | Affiliated Managers Grou | — | NEW | 新建仓 |
| 33 | JNJ | Johnson & Johnson | — | NEW | 新建仓 |
| 34 | TEL | TE Connectivity plc | — | NEW | 新建仓 |
| 35 | AXS 5.5 PERP E债券 | Axis Capital Hldgs LTD | — | NEW | 新建仓 |
| 36 | RILY 5.25 08-31-28债券 | Brc Group Holdings Inc | — | NEW | 新建仓 |
| 37 | GEV | GE Vernova Inc | — | NEW | 新建仓 |
| 38 | USB 4.5 PERP O债券 | US Bancorp | — | NEW | 新建仓 |
| 39 | ✓ | Partnerre LTD - Callable | — | NEW | 新建仓 |
| 40 | OZK 4.625 PERP A债券 | Bank Ozk | — | NEW | 新建仓 |
| 41 | PG | Procter & Gamble Co/the | — | NEW | 新建仓 |
| 42 | PHIG | Phi Group Inc/de | — | NEW | 新建仓 |
| 43 | SPB | Spectrum Brands Holdings Inc | — | NEW | 新建仓 |
| 44 | XXCHNXX | China Fund Inc | — | NEW | 新建仓 |
| 45 | PSEC 5.35 PERP A债券 | Prospect Capital CORP | — | NEW | 新建仓 |
| 46 | BRK-A | Berkshire Hathaway Inc-cl A | — | NEW | 新建仓 |
| 47 | CUBI 5.375 12-30-34债券 | Customers Bancorp Inc | — | NEW | 新建仓 |
| 48 | ARGO V7 PERP债券 | Argo Group International | — | NEW | 新建仓 |
| 49 | HPP 4.75 PERP C债券 | Hudson Pacific Propertie | — | NEW | 新建仓 |
| 50 | UMBF V7 PERP债券 | Umb Financial CORP | — | NEW | 新建仓 |
根据 SEC 官方 Form 13F 申报备案，Iat Reinsurance Co LTD. 在 Q1 2025 季度的美股持仓总市值约为 US$1.7亿，共申报了 76 个公开持股仓位。
在 Q1 2025 季度，Iat Reinsurance Co LTD. 按市值排列的前三大核心持股分别为：MERC (21.2%)、RJF (8.7%)、GS (8.6%)。其中最大持股仓位 MERC 占据整体投资组合约 21.2% 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
MERC
市值: US$1.0亿
在 Q1 2025 季度中，Iat Reinsurance Co LTD. 共进行了 76 项持仓异动，包含新建仓 76 个仓位、加仓 0 个仓位、减仓 0 个仓位以及清仓 0 个仓位。 其中最大新建仓标的为 MERC。
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。