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: 0001644956
申报总市值
US$332.5亿
US$332.5亿
433 檔
23.9%
根据最新整理的 13F 季度数据集，William Blair Investment Management, LLC 于 Q4 2024 结束时的管理资产规模为 US$332.5亿。该机构在本季度申报了 433 档美股持仓，呈现出该时期的主要投资地图。
William Blair Investment Management, LLC 在 Q4 2024 进行了结构性的板块轮动与仓位换股。在开立 39 个全新仓位及加仓 54 档持股的同时，亦同步清仓 25 档并减仓 82 档标的。
在资产配置集中度方面，William Blair Investment Management, LLC 的前 5 大核心持股（包含 MSFT, NVDA, TSM 等）合计占整体申报市值的 23.9%，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
PRMB
市值: US$3.4亿
本季最大获利了结 / 清仓标的
LRCXEUR
前期市值: US$2.5亿
仅显示前 200 大持股（共 433 只）
| # | 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 | MSFT | Microsoft CORP | 股票-科技 | 4.56% | -1.24% | -2.88% | |
| 2 | NVDA | Nvidia CORP | 股票-科技 | 4.36% | +0.02% | +4.08% | |
| 3 | TSM | Taiwan Semiconductor-sp Adr | 股票-科技 | 3.72% | +0.93% | -6.04% | |
| 4 | AMZN | Amazon.com Inc | 股票-周期性消费 | 3.66% | -0.76% | -0.20% | |
| 5 | AAPL | Apple Inc | 股票-科技 | 3.12% | -1.20% | -10.59% | |
| 6 | META | Meta Platforms Inc-class A | 股票-通信服务 | 2.38% | -0.31% | +5.25% | |
| 7 | MA | Mastercard Inc - A | 股票-金融 | 1.85% | -0.33% | +0.47% | |
| 8 | CG | Carlyle Group Inc/the | 股票-金融 | 1.63% | -0.26% | +15.45% | |
| 9 | MELI | Mercadolibre Inc | 股票-周期性消费 | 1.07% | -0.43% | -21.43% | |
| 10 | NOW | Servicenow Inc | 股票-科技 | 1.05% | -0.36% | -18.57% | |
| 11 | LIN | Linde plc | 股票-原材料 | 1.01% | -0.25% | -17.56% | |
| 12 | CRM | Salesforce Inc | 股票-科技 | 0.96% | -0.01% | +1.85% | |
| 13 | CPRT | Copart Inc | 股票-工业 | 0.94% | -0.21% | +15.39% | |
| 14 | CMG | Chipotle Mexican Grill Inc | 股票-周期性消费 | 0.92% | -0.08% | +0.62% | |
| 15 | INTU | Intuit Inc | 股票-科技 | 0.90% | -0.66% | +10.65% | |
| 16 | PRMB | Primo Brands CORP | 股票-非周期性消费 | 0.84% | +0.03% | — | |
| 17 | UNH | Unitedhealth Group Inc | 股票-医疗保健 | 0.82% | +0.05% | +8.33% | |
| 18 | DOCS | Doximity Inc-class A | 股票-医疗保健 | 0.81% | -0.37% | EXIT | |
| 19 | ACN | Accenture plc | 股票-科技 | 0.81% | — | EXIT | |
| 20 | TRU | Transunion | 股票-金融 | 0.76% | -0.09% | +30.59% | |
| 21 | COST | Costco Wholesale CORP | 股票-非周期性消费 | 0.75% | -0.44% | -1.37% | |
| 22 | 8QR | Confluent Inc-class A | 股票-其他 | 0.74% | — | -0.27% | |
| 23 | ELF | Elf Beauty Inc | 股票-非周期性消费 | 0.71% | — | EXIT | |
| 24 | CWST | Casella Waste Systems Inc-a | 股票-工业 | 0.68% | -0.25% | -0.44% | |
| 25 | ORLY | O'reilly Automotive Inc | 股票-周期性消费 | 0.68% | -0.16% | -1.58% | |
| 26 | SN | SharkNinja, Inc. | 股票-周期性消费 | 0.67% | +0.07% | +26.41% | |
| 27 | MRCY | Mercury Systems Inc | 股票-工业 | 0.66% | +0.06% | -11.88% | |
| 28 | DT | Dynatrace Inc | 股票-科技 | 0.65% | +0.12% | -2.72% | |
| 29 | BFAM | Bright Horizons Family Solut | 股票-周期性消费 | 0.64% | -0.10% | +28.98% | |
| 30 | ACVA | Acv Auctions Inc-a | 股票-其他 | 0.64% | -0.10% | EXIT | |
| 31 | CWAN | Clearwater Analytics Holdings, Inc. | 股票-科技 | 0.63% | — | -9.36% | |
| 32 | LRN | Stride Inc | 股票-非周期性消费 | 0.63% | +0.21% | NEW | |
| 33 | AMD | Advanced Micro Devices | 股票-科技 | 0.62% | +0.63% | -13.61% | |
| 34 | RACE | Ferrari N.V. | 股票-周期性消费 | 0.62% | -0.03% | +6.35% | |
| 35 | CHE | Chemed CORP | 股票-医疗保健 | 0.61% | — | EXIT | |
| 36 | LRCX | Lam Research CORP | 股票-科技 | 0.60% | +0.07% | — | |
| 37 | YUMC | Yum China Holdings Inc | 股票-周期性消费 | 0.60% | — | — | |
| 38 | TLN | Talen Energy CORP | 股票-公用事业 | 0.59% | +0.02% | — | |
| 39 | SE | Sea Ltd-adr | 股票-通信服务 | 0.58% | — | +32.48% | |
| 40 | NFE | New Fortress Energy Inc | 股票-其他 | 0.57% | — | +40.78% | |
| 41 | LYV | Live Nation Entertainment In | 股票-通信服务 | 0.57% | — | +18.66% | |
| 42 | EG | Everest Group, Ltd. | 股票-金融 | 0.57% | -0.03% | +10.49% | |
| 43 | APO | Apollo Global Management Inc | 股票-金融 | 0.56% | — | -19.27% | |
| 44 | PANW | Palo Alto Networks Inc | 股票-科技 | 0.56% | +0.04% | +59.41% | |
| 45 | SHOP | Shopify Inc - Class A | 股票-科技 | 0.56% | — | EXIT | |
| 46 | EXLS | Exlservice Holdings Inc | 股票-科技 | 0.56% | — | -20.50% | |
| 47 | MLM | Martin Marietta Materials | 股票-原材料 | 0.55% | -0.21% | +5.47% | |
| 48 | UBER | Uber Technologies Inc | 股票-工业 | 0.55% | — | -24.75% | |
| 49 | A | Agilent Technologies Inc | 股票-医疗保健 | 0.54% | -0.17% | -0.10% | |
| 50 | BCO | Brink's Co/the | 股票-工业 | 0.53% | -0.01% | -15.69% |
| # | 代码 | 标的名称 | 占比变动 | 持仓量变化 | 异动类型 |
|---|---|---|---|---|---|
| 1 | PRMB | Primo Brands CORP | +0.8% | NEW | 新建仓 |
| 2 | LRCX | Lam Research CORP | +0.6% | NEW | 新建仓 |
| 3 | YUMC | Yum China Holdings Inc | +0.6% | NEW | 新建仓 |
| 4 | TLN | Talen Energy CORP | +0.6% | NEW | 新建仓 |
| 5 | NVDA | Nvidia CORP | +0.5% | +4.08% | 加仓 |
| 6 | AMZN | Amazon.com Inc | +0.5% | -0.20% | 减仓 |
| 7 | BAM | Brookfield Asset Mgmt-a | +0.5% | NEW | 新建仓 |
| 8 | QTWO | Q2 Holdings Inc | +0.5% | NEW | 新建仓 |
| 9 | MLI | Mueller Industries Inc | +0.5% | NEW | 新建仓 |
| 10 | WST | West Pharmaceutical Services | +0.5% | +731.80% | 加仓 |
| 11 | FTAI | FTAI Aviation Ltd. | +0.4% | NEW | 新建仓 |
| 12 | DDOG | Datadog Inc - Class A | +0.4% | NEW | 新建仓 |
| 13 | CG | Carlyle Group Inc/the | +0.4% | +15.45% | 加仓 |
| 14 | EPAM | Epam Systems Inc | +0.4% | NEW | 新建仓 |
| 15 | P | Everpure Inc-a | +0.4% | +1725.31% | 加仓 |
| 16 | IDXX | Idexx Laboratories Inc | +0.4% | +701.59% | 加仓 |
| 17 | FLUT | Flutter Entertainment plc | +0.3% | NEW | 新建仓 |
| 18 | NFE | New Fortress Energy Inc | +0.3% | +40.78% | 加仓 |
| 19 | CW | Curtiss-wright CORP | +0.3% | NEW | 新建仓 |
| 20 | GKOS | Glaukos CORP | +0.3% | NEW | 新建仓 |
| 21 | SPOT | Spotify Technology S.A. | +0.3% | NEW | 新建仓 |
| 22 | MDGL | Madrigal Pharmaceuticals Inc | +0.3% | NEW | 新建仓 |
| 23 | AVGO | Broadcom Inc | +0.3% | +202.87% | 加仓 |
| 24 | ELF | Elf Beauty Inc | +0.3% | +40.91% | 加仓 |
| 25 | ACVA | Acv Auctions Inc-a | +0.2% | +43.25% | 加仓 |
| 26 | TSM | Taiwan Semiconductor-sp Adr | +0.2% | -6.04% | 减仓 |
| 27 | SHOP | Shopify Inc - Class A | +0.2% | +19.25% | 加仓 |
| 28 | ONB | Old National Bancorp | +0.2% | +172.10% | 加仓 |
| 29 | 8QR | Confluent Inc-class A | +0.2% | -0.27% | 减仓 |
| 30 | CPRT | Copart Inc | +0.2% | +15.39% | 加仓 |
| 31 | SE | Sea Ltd-adr | +0.2% | +32.48% | 加仓 |
| 32 | LRN | Stride Inc | +0.2% | +17.96% | 加仓 |
| 33 | CRM | Salesforce Inc | +0.2% | +1.85% | 加仓 |
| 34 | RY | Royal Bank Of Canada | +0.2% | NEW | 新建仓 |
| 35 | LYV | Live Nation Entertainment In | +0.2% | +18.66% | 加仓 |
| 36 | META | Meta Platforms Inc-class A | +0.2% | +5.25% | 加仓 |
| 37 | BWIN | Baldwin Insurance Group Inc/ | +0.1% | +81.10% | 加仓 |
| 38 | MIR | Mirion Technologies Inc | +0.1% | NEW | 新建仓 |
| 39 | ASO | Academy Sports & Outdoors In | +0.1% | NEW | 新建仓 |
| 40 | GGAL | Grupo Financiero Galicia-adr | +0.1% | +778.89% | 加仓 |
| 41 | WGS | Genedx Holdings CORP | +0.1% | NEW | 新建仓 |
| 42 | DOCS | Doximity Inc-class A | +0.1% | -3.78% | 减仓 |
| 43 | MA | Mastercard Inc - A | +0.1% | +0.47% | 加仓 |
| 44 | OMF | Onemain Holdings Inc | +0.1% | NEW | 新建仓 |
| 45 | YPF | Ypf S.a.-sponsored Adr | +0.1% | NEW | 新建仓 |
| 46 | MRX | Marex Group plc | +0.1% | +74.23% | 加仓 |
| 47 | GTLS | Chart Industries Inc | +0.1% | -18.03% | 减仓 |
| 48 | BANR | Banner Corporation | +0.1% | +10213.33% | 加仓 |
| 49 | TRU | Transunion | +0.1% | +30.59% | 加仓 |
| 50 | BMA | Banco Macro Sa-adr | +0.1% | +136.11% | 加仓 |
根据 SEC 官方 Form 13F 申报备案，William Blair Investment Management, LLC 在 Q4 2024 季度的美股持仓总市值约为 US$332.5亿，共申报了 433 个公开持股仓位。
在 Q4 2024 季度，William Blair Investment Management, LLC 按市值排列的前三大核心持股分别为：MSFT (4.6%)、NVDA (4.4%)、TSM (3.7%)。其中最大持股仓位 MSFT 占据整体投资组合约 4.6% 的权重。
在 Q4 2024 季度中，William Blair Investment Management, LLC 共进行了 200 项持仓异动，包含新建仓 39 个仓位、加仓 54 个仓位、减仓 82 个仓位以及清仓 25 个仓位。 其中最大新建仓标的为 PRMB。 本季清仓仓位包含 LRCXEUR。
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。
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。
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。