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13F.chat — 13F AI 投研终端

量化投资的 AI 新境界，输入任意投资想法，实现前所未有的量化投资

输入一个 13F 投资假设、约束条件或极具挑战的想法，13F.chat 会把 13F 披露转化为基金筛选、持仓洞察和可对话测试的优化路径。

查看持仓

数据更新于 2026-05-07114 funds

Research feed

Hot Optimization and Insight Reads

A compact 13F.chat feed that alternates tested strategy pages with fund-level AI insight pages, so every 13F chat can start from fresh filings.

Popular optimization and insight articles

Momentum Screen2025-12-31Clifford Sosin - CAS Investment PartnersAlpha +59.04%Sharpe1.09What do the latest holding changes suggest about manager conviction?2025-12-31Harry Burn - Sound ShoreholdingsMomentum Screen2025-12-31Robert Vinall - RV Capital GmbHAlpha +57.19%Sharpe1.23What do the latest holding changes suggest about manager conviction?2025-12-31William Von Mueffling - Cantillon Capital ManagementholdingsMomentum Screen2025-12-31Michael Burry - Scion Asset ManagementAlpha +27.41%Sharpe0.61What do the latest holding changes suggest about manager conviction?2025-12-31Christopher Davis - Davis AdvisorsholdingsCombo Equal Screen2025-12-31Dennis Hong - ShawSpring PartnersAlpha +14.49%Sharpe0.98What do the latest holding changes suggest about manager conviction?2025-12-31Tweedy BrowneholdingsMomentum Screen2025-12-31Cathie Wood - ARK InvestmentAlpha +14.49%Sharpe1.09What do the latest holding changes suggest about manager conviction?2025-12-31Jensen Investment Managementholdings

Superinvestor portfolio updates

All funds
S&P 500Updated 2025-12-31Nasdaq-100Updated 2025-12-31S&P 500 Technology SectorUpdated 2025-12-31U.S. GrowthUpdated 2025-12-31Warren Buffett - Berkshire HathawayUpdated 2025-12-31Dodge & Cox FundsUpdated 2025-12-31Harry Burn - Sound ShoreUpdated 2025-12-31William Von Mueffling - Cantillon Capital ManagementUpdated 2025-12-31Christopher Davis - Davis AdvisorsUpdated 2025-12-31Tweedy BrowneUpdated 2025-12-31Jensen Investment ManagementUpdated 2025-12-31Yacktman Asset ManagementUpdated 2025-12-31Lindsell TrainUpdated 2025-12-31Richard Pzena - Pzena Investment ManagementUpdated 2025-12-31David Katz - Matrix Asset AdvisorsUpdated 2025-12-31Robert Olstein - Olstein Capital ManagementUpdated 2025-12-31Guy Spier - Aquamarine CapitalUpdated 2025-12-31Greenhaven AssociatesUpdated 2025-12-31

Latest research

Fresh Optimizations and Insights

The newest strategy runs and AI-written fund observations, split into two fast-scanning lists.

Latest Insights

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Top 20 US StocksWhat is the most important portfolio risk visible in the latest holdings?risk2025-12-31S&P 500What do the latest holding changes suggest about manager conviction?holdings2025-12-31S&P 500 Materials SectorWhat factor style is most visible from the current portfolio data?style2025-12-31S&P 500 Communication Services SectorHow does the baseline portfolio compare with SPY on return, risk, and drawdown?performance2025-12-31S&P 500 Energy SectorWhich holdings deserve the most follow-up research from this static snapshot?holdings2025-12-31S&P 500 Financials SectorWhat is the most important portfolio risk visible in the latest holdings?risk2025-12-31S&P 500 Industrials SectorWhat do the latest holding changes suggest about manager conviction?holdings2025-12-31S&P 500 Technology SectorWhat factor style is most visible from the current portfolio data?style2025-12-31

Latest Optimizations

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持仓变化

本季度持仓变化

按变化幅度排序的最显著 13F 加减仓信号，来自全站 73 支基金的最新 rebalance 解读。

标的动作变化日期基金
YETI加仓+9.37 pts2025-12-31Glenn Welling - Engaged Capital
NVIDIA加仓+6.96 pts2025-12-31Duan Yongping - H&H International Investment
BAC退出+6.37 pts2025-12-31Guy Spier - Aquamarine Capital
NVIDIA新进+5.88 pts2025-12-31S&P 500 Growth
RBC加仓+4.34 pts2025-12-31Henry Ellenbogen - Durable Capital Partners
ALC新进+3.69 pts2025-12-31AKO Capital
AMZN减仓+2.76 pts2025-12-31AltaRock Partners
ASML减仓+2.40 pts2025-12-31Pat Dorsey - Dorsey Asset Management
OMF加仓+2.03 pts2025-12-31Glenn Greenberg - Brave Warrior Advisors
LAD加仓+2.00 pts2025-12-31Greg Alexander - Conifer Management
查看全部洞察

高确信线索

高确信研究线索

重仓集中度超过 60%、且 baseline 策略 alpha 为正的基金。这是开始 13F research 的好起点，但请记住：13F 不披露做空和衍生品。

经理重仓日期Top 10 集中度Alpha
Clifford Sosin - CAS Investment Partners
5 holdings
CVNACarvana Co.
日期2025-12-31
Top 10 集中度100%
Alpha+23.07%
Michael Burry - Scion Asset Management
3 holdings
MOHMolina Healthcare, Inc.
日期2025-12-31
Top 10 集中度100%
Alpha+20.83%
Duan Yongping - H&H International Investment
12 holdings
AAPLApple Inc.
日期2025-12-31
Top 10 集中度100%
Alpha+10.02%
Dennis Hong - ShawSpring Partners
11 holdings
OKTAOkta, Inc.
日期2025-12-31
Top 10 集中度95%
Alpha+9.42%
Chase Coleman - Tiger Global Management
49 holdings
GOOGLAlphabet Inc.
日期2025-12-31
Top 10 集中度60%
Alpha+7.27%
Valley Forge Capital Management
9 holdings
FICOFair Isaac Corporation
日期2025-12-31
Top 10 集中度100%
Alpha+6.89%
Bryan Lawrence - Oakcliff Capital
7 holdings
IBKRInteractive Brokers Group,…
日期2025-12-31
Top 10 集中度100%
Alpha+5.70%
AltaRock Partners
8 holdings
AMZNAmazon.com, Inc.
日期2025-12-31
Top 10 集中度100%
Alpha+5.19%

策略优化

策略优化摘要

13F.chat 汇总全站 73 支基金在 4 种 bootstrap 策略下的平均指标，作为 13F 组合优化的对比起点。

策略AlphaSharpe最大回撤年化收益覆盖基金
基线+0.66%0.67-35.05%11.33%114
动量筛选+1.39%0.60-42.35%12.88%114
价值筛选-1.34%0.51-50.04%9.95%114
综合等权+1.26%0.65-42.11%13.46%114
对比所有策略

解读 13F

为什么 13F 需要 AI 解读

13F 是公开数据，但不是即时动作信号。用 13F.chat 与 AI 对话，把原始申报变成可执行的投资洞察——使用前先理解三个边界。

披露延迟

13F 在每个季度末后最多 45 天才会公布，到你看见时基金可能已经调整。用 13F.chat AI 找出仍然值得关注的真实变动。

只披露多头

13F 不包含做空、衍生品和海外资产，看到的只是机构持仓的一部分。让 AI 对话补全同类基金重叠仓位与行业背景。

研究起点，不是买入指令

把 13F 当成 fundamental 研究的入口，结合估值与基本面再做决定。13F.chat AI 帮你完成这部分综合判断。

查看完整数据与方法说明

探索

探索基金宇宙

在 13F.chat 的 114 支基金宇宙中按基金、经理或 ticker 搜索，并进入 13F chat 工作台或从下方分类快速切入。

搜索基金、经理或 ticker…
ETF对冲基金高 alpha低回撤

本内容仅用于信息展示与投资研究，不构成投资建议。