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: 0001987720
申报总市值
US$3744.9万
US$3744.9万
51 檔
45.3%
Q4 2025 季度申报显示，Corundum Trust Company, INC 披露的美股组合总市值为 US$3744.9万，涵盖 51 个不同之权益投资仓位。
在 Q4 2025，Corundum Trust Company, INC 展现出较为审慎的避险与获利了结姿态。本季共减仓 6 个仓位并完全清仓 30 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，Corundum Trust Company, INC 的前 5 大核心持股（包含 , IJR, DVY 等）合计占整体申报市值的 45.3%，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 | 14.27% | — | -3.14% | ||
| 2 | IJR | Ishares Core S&p Small-cap E | ETF-中小型股 | 8.23% | +3.45% | -6.28% | |
| 3 | DVY | Ishares Select Dividend ETF | ETF-其他 | 6.06% | +1.34% | -0.75% | |
| 4 | MSFT | Microsoft CORP | 股票-科技 | 5.28% | +0.72% | -0.75% | |
| 5 | IJK | Ishares S&p Mid-cap 400 Grow | ETF-其他 | 4.80% | +1.87% | — | |
| 6 | IVV | Ishares Core S&p 500 ETF | ETF-大型股与成长 | 4.59% | +1.68% | -0.47% | |
| 7 | ✓ | 股票-其他 | 4.20% | — | -2.42% | ||
| 8 | IJJ | Ishares S&p Mid-cap 400 Valu | ETF-其他 | 3.94% | +1.21% | — | |
| 9 | AAPL | Apple Inc | 股票-科技 | 3.83% | +1.26% | -5.18% | |
| 10 | DSVSF | Discovery Silver CORP | 股票-其他 | 3.58% | -3.62% | EXIT | |
| 11 | ✓ | 股票-其他 | 3.44% | — | — | ||
| 12 | EFA | Ishares Msci Eafe ETF | ETF-其他 | 2.69% | +0.70% | -3.20% | |
| 13 | LLY | Eli Lilly & Co | 股票-医疗保健 | 2.63% | +1.21% | -2.18% | |
| 14 | ✓ | 股票-其他 | 2.39% | — | — | ||
| 15 | LUGDF | Lundin Gold Inc | 股票-其他 | 2.08% | -1.91% | EXIT | |
| 16 | ✓ | 股票-其他 | 1.81% | — | — | ||
| 17 | ✓ | 股票-其他 | 1.79% | — | -1.81% | ||
| 18 | ✓ | 股票-其他 | 1.77% | — | -2.77% | ||
| 19 | ✓ | 股票-其他 | 1.49% | — | — | ||
| 20 | ✓ | 股票-其他 | 1.34% | — | -1.75% | ||
| 21 | ✓ | 股票-其他 | 1.31% | — | — | ||
| 22 | ✓ | 股票-其他 | 1.29% | — | — | ||
| 23 | ✓ | 股票-其他 | 1.13% | — | — | ||
| 24 | ✓ | 股票-其他 | 1.03% | — | -59.03% | ||
| 25 | FNV | Franco-nevada CORP | 股票-原材料 | 0.94% | -1.13% | EXIT | |
| 26 | NEM | Newmont CORP | 股票-原材料 | 0.91% | -0.99% | EXIT | |
| 27 | C | Citigroup Inc | 股票-金融 | 0.88% | +0.38% | — | |
| 28 | AMZN | Amazon.com Inc | 股票-周期性消费 | 0.88% | +0.27% | -2.34% | |
| 29 | ✓ | 股票-其他 | 0.87% | — | +16.60% | ||
| 30 | ✓ | 股票-其他 | 0.77% | — | — | ||
| 31 | AEM | Agnico Eagle Mines LTD | 股票-原材料 | 0.77% | -0.93% | EXIT | |
| 32 | ✓ | 股票-其他 | 0.77% | — | — | ||
| 33 | ✓ | 股票-其他 | 0.75% | — | — | ||
| 34 | BRK-B | Berkshire Hathaway Inc-cl B | 股票-其他 | 0.73% | +0.16% | -3.19% | |
| 35 | UNP | Union Pacific CORP | 股票-工业 | 0.73% | +0.23% | — | |
| 36 | ✓ | 股票-其他 | 0.68% | — | — | ||
| 37 | TMO | Thermo Fisher Scientific Inc | 股票-医疗保健 | 0.66% | +0.11% | — | |
| 38 | KGC | Kinross Gold CORP | 股票-原材料 | 0.64% | -0.70% | EXIT | |
| 39 | EEM | Ishares Msci Emerging Market | ETF-新兴市场 | 0.60% | +0.26% | — | |
| 40 | SXGCF | Southern Cross Gold Consolid | 股票-其他 | 0.53% | -0.42% | EXIT | |
| 41 | ✓ | Or Royalties Inc Com | 股票-其他 | 0.48% | — | — | |
| 42 | ✓ | 股票-其他 | 0.48% | — | — | ||
| 43 | ✓ | 股票-其他 | 0.46% | — | — | ||
| 44 | ✓ | Aurion Resources LTD | 股票-其他 | 0.36% | — | — | |
| 45 | ✓ | Ramelius Resources LTD US List | 股票-其他 | 0.22% | — | — | |
| 46 | OGNNF | Orogen Royalties Inc | 股票-其他 | 0.22% | -0.30% | EXIT | |
| 47 | ✓ | Onyx Gold CORP Com | 股票-其他 | 0.19% | — | — | |
| 48 | ✓ | Deep Yellow Limited Ordinary S | 股票-其他 | 0.17% | — | — | |
| 49 | ✓ | Banyan Gold CORP Cl A | 股票-其他 | 0.15% | — | — | |
| 50 | ✓ | 股票-其他 | 0.15% | — | — |
| # | 代码 | 标的名称 | 占比变动 | 持仓量变化 | 异动类型 |
|---|---|---|---|---|---|
| 1 | DSVSF | Discovery Silver CORP | +1.5% | — | 不变 |
| 2 | ✓ | +1% | -2.42% | 减仓 | |
| 3 | ✓ | +0.9% | — | 不变 | |
| 4 | ✓ | +0.8% | — | 不变 | |
| 5 | LLY | Eli Lilly & Co | +0.8% | -2.18% | 减仓 |
| 6 | LUGDF | Lundin Gold Inc | +0.5% | — | 不变 |
| 7 | ✓ | +0.3% | +16.60% | 加仓 | |
| 8 | ✓ | +0.3% | — | 不变 | |
| 9 | ✓ | +0.3% | — | 不变 | |
| 10 | ✓ | +0.2% | — | 不变 | |
| 11 | SXGCF | Southern Cross Gold Consolid | +0.2% | — | 不变 |
| 12 | NEM | Newmont CORP | +0.2% | — | 不变 |
| 13 | ✓ | +0.2% | -1.75% | 减仓 | |
| 14 | ✓ | +0.2% | — | 不变 | |
| 15 | C | Citigroup Inc | +0.2% | — | 不变 |
| 16 | ✓ | +0.1% | — | 不变 | |
| 17 | IJR | Ishares Core S&p Small-cap E | 0% | -6.28% | 减仓 |
| 18 | MSFT | Microsoft CORP | -0.2% | -0.75% | 减仓 |
| 19 | ✓ | -1.3% | -59.03% | 减仓 | |
| 20 | ✓ | — | NEW | 新建仓 | |
| 21 | ✓ | Ngex Minerals LTD Com | — | EXIT | 清仓 |
| 22 | UGI | Ugi CORP | — | EXIT | 清仓 |
| 23 | BA | Boeing Co/the | — | EXIT | 清仓 |
| 24 | VWO | Vanguard Ftse Emerging Marke | — | EXIT | 清仓 |
| 25 | ✓ | Triple Flag Precious Metal | — | EXIT | 清仓 |
| 26 | ✓ | — | EXIT | 清仓 | |
| 27 | ✓ | — | EXIT | 清仓 | |
| 28 | DIS | Walt Disney Co/the | — | EXIT | 清仓 |
| 29 | ✓ | — | EXIT | 清仓 | |
| 30 | ✓ | Invesco Exchange Traded Fund T | — | EXIT | 清仓 |
| 31 | ✓ | — | EXIT | 清仓 | |
| 32 | WPM | Wheaton Precious Metals CORP | — | EXIT | 清仓 |
| 33 | ✓ | — | EXIT | 清仓 | |
| 34 | HD | Home Depot Inc | — | EXIT | 清仓 |
| 35 | ✓ | — | EXIT | 清仓 | |
| 36 | IWM | Ishares Russell 2000 ETF | — | EXIT | 清仓 |
| 37 | PAAS | Pan American Silver CORP | — | EXIT | 清仓 |
| 38 | IVW | Ishares S&p 500 Growth ETF | — | EXIT | 清仓 |
| 39 | IWB | Ishares Russell 1000 ETF | — | EXIT | 清仓 |
| 40 | ✓ | — | EXIT | 清仓 | |
| 41 | ✓ | — | EXIT | 清仓 | |
| 42 | ✓ | — | EXIT | 清仓 | |
| 43 | ✓ | — | EXIT | 清仓 | |
| 44 | ✓ | — | EXIT | 清仓 | |
| 45 | UPS | United Parcel Service-cl B | — | EXIT | 清仓 |
| 46 | ✓ | — | EXIT | 清仓 | |
| 47 | F | Ford Motor Co | — | EXIT | 清仓 |
| 48 | IWO | Ishares Russell 2000 Growth | — | EXIT | 清仓 |
| 49 | CE | Celanese CORP | — | EXIT | 清仓 |
| 50 | ✓ | Artemis Gold Inc Com | — | EXIT | 清仓 |
根据 SEC 官方 Form 13F 申报备案，Corundum Trust Company, INC 在 Q4 2025 季度的美股持仓总市值约为 US$3744.9万，共申报了 51 个公开持股仓位。
在 Q4 2025 季度，Corundum Trust Company, INC 按市值排列的前三大核心持股分别为： (14.3%)、IJR (8.2%)、DVY (6.1%)。其中最大持股仓位 占据整体投资组合约 14.3% 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
市值: US$65.3万
本季最大获利了结 / 清仓标的
NGEX MINERALS LTD COM
前期市值: US$65.3万
在 Q4 2025 季度中，Corundum Trust Company, INC 共进行了 38 项持仓异动，包含新建仓 1 个仓位、加仓 1 个仓位、减仓 6 个仓位以及清仓 30 个仓位。 其中最大新建仓标的为 。 本季清仓仓位包含 NGEX MINERALS LTD COM。
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。