研究背景 · 不构成推荐
META
Descriptive positioning only. `stance` says whether a company's business is exposed to a layer, never whether to buy it. Layers with no exposure are not recommendations to add any.
L9 · 云计算
分层是 XingAI 的分类。申报人没有给这一层命名。
相对本层的定位：中性。描述的是业务，不构成交易建议。
需求为什么传到这一层
云厂商同时是上游一切的最大买家，和上游产出的卖家。他们的资本开支决策会在一两个季度内沿整条链向下传导。
上下游瓶颈
这里不是供给瓶颈而是需求瓶颈：少数几个买家的资本开支指引，能带动整个上游。
Operates hyperscale AI infrastructure for its own products rather than renting it out.
同一层公司（字母序，不是排名）
缓存快照 2026-10-05。下面的申报日期才是来源日期，不是这个快照。
公开的 13F 行
Rows below are public SEC Form 13F-HR filings, reported by the filing entity for the period shown and filed later — they are never current holdings. Form 13F covers long US equity positions only: it excludes short positions, cash, non-US holdings and most derivatives, and a reported position may have been sold since. Assigning a ticker to a layer is XingAI's classification, not the filer's. Nothing here is a recommendation, and an institution reporting a position is not a reason to take one.
ARK Investment Management
Period 2026-06-30 · filed 2026-08-14
https://www.sec.gov/Archives/edgar/data/1697748/000110465926096910/primary_doc.xmlhttps://www.sec.gov/Archives/edgar/data/1697748/000110465926096910/infotable.xmlAppaloosa Management
Period 2026-06-30 · filed 2026-08-14
https://www.sec.gov/Archives/edgar/data/1656456/000165645626000003/primary_doc.xmlhttps://www.sec.gov/Archives/edgar/data/1656456/000165645626000003/Form13FInfoTable.xmlBridgewater Associates
Period 2026-06-30 · filed 2026-08-14
https://www.sec.gov/Archives/edgar/data/1350694/000135069426000003/primary_doc.xmlhttps://www.sec.gov/Archives/edgar/data/1350694/000135069426000003/infotable.xmlCoatue Management
Period 2026-06-30 · filed 2026-08-14
https://www.sec.gov/Archives/edgar/data/1135730/000091957426005478/primary_doc.xmlhttps://www.sec.gov/Archives/edgar/data/1135730/000091957426005478/infotable.xmlFundstrat Capital
Period 2026-06-30 · filed 2026-08-13
https://www.sec.gov/Archives/edgar/data/1600064/000200032426003371/primary_doc.xmlhttps://www.sec.gov/Archives/edgar/data/1600064/000200032426003371/information_table.xmlPershing Square
Period 2026-06-30 · filed 2026-08-14
https://www.sec.gov/Archives/edgar/data/2026053/000117266126003790/primary_doc.xmlhttps://www.sec.gov/Archives/edgar/data/2026053/000117266126003790/infotable.xmlTiger Global Management
Period 2026-06-30 · filed 2026-08-14
https://www.sec.gov/Archives/edgar/data/1167483/000091957426005427/primary_doc.xmlhttps://www.sec.gov/Archives/edgar/data/1167483/000091957426005427/infotable.xmlViking Global Investors
Period 2026-06-30 · filed 2026-08-14
https://www.sec.gov/Archives/edgar/data/1103804/000110380426000006/primary_doc.xmlhttps://www.sec.gov/Archives/edgar/data/1103804/000110380426000006/Q2202613F.xml
本页不回答什么
估值、目标价，以及何时买入或卖出。缓存里没有这些，本页也不会猜。
研究问题
- 按 XingAI 的分类，这家公司的主营业务落在哪一层？
- 哪些公开的 13F-HR 行引用了这只代码，何时提交？
- 同一层还有哪些上市公司（按字母序，不是排名）？