Daily Alpha Radar · Cross-Asset

Portfolio Theme Intelligence Brief

2026-09-20 · Asia/Singapore · 市场主题观察器(不构成投资建议)

§0Market Theme Overview

§1Core Theme Tracker

Seed Theme State Momentum 近5日 Evidence (今日新增) Sub-themes Key Question
Memory_HBM unknown 5 5→5→5→5→5 2 (+1) Memory_Cycle_Divergence HBM 需求与 commodity memory 供给过剩/中国国产化是否在分化韩国半导体暴露?
Japan_Value_Trading_Houses weakening 4 4→5→4→4→5 5 (+1) Japan_FX 日元路径是否改变对冲 vs 不对冲日本 ETF 的相对收益?
AI_Compute_Semiconductors unknown 3 2→2→4→5→4 8 (+1) AI_Infrastructure, Semiconductors_Broad AI infra capex 主线是否仍在支撑核心半导体/平台暴露?
Defensive_Cash_Duration unknown 1 5→5→5→5→5 2 Rates_Duration 利率路径变化是否影响长久期成长暴露与债券配置?
Gold_Inflation_Real_Assets emerging 1 5→5→5→5→5 1 Crypto_Gold 黄金/比特币是否在承担组合分散角色?

(今日无证据的种子主题: China_Internet_Platforms, Data_Center_Grid_Infrastructure, Structured_Yield, Private_AI_PreIPO)

§2Adjacent Theme Expansion

Robotics_Automation(← AI_Compute_Semiconductors,downstream,distance 2)

China_Memory_Localization(← Memory_HBM,risk_factor,distance 1)

Shareholder_Return(← China_Internet_Platforms,macro_driver,distance 1)

Semicap_Test_Inspection(← Memory_HBM,upstream,distance 1)

§3Discovery Themes

Defense_space(discovery,strengthening,证据 3 条)

§4Deep Theme Analysis

Theme: Memory_Cycle_Divergence(Memory_HBM / core_seed)

Theme: Japan_FX(Japan_Value_Trading_Houses / core_seed)

§5Sell-Side Research Desk

Earnings & Estimate Revisions

Strategy / Positioning

§6Sell-Side Consensus & Dispersion

Crypto_gold(up,6 份,confidence medium)

Cloud_software(up,5 份,confidence medium)

Semiconductors(up,4 份,confidence medium)

HK_china_flow_policy(down,3 份,confidence medium)

§7Deep Reading Queue

高信誉待人工阅读(只有公开标题/摘要)

§8Coverage Gaps

主题只有单一来源支撑

主题无卖方覆盖

主题长期无更新(stale)

相邻主题缺深度分析

§9Documents to Parse

(今日无待解析文档)

§10Source Health