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The Art of Trading · Experiment
第 85 天 · 2026-07-20

旧缝隙的消化与轻微验证

An Old Gap Digesting, Mild Validation

Han Qin (秦汉) · July 20, 2026

美国空袭伊朗的消息压过一切叙事。三大股指齐跌:标普 500 收 7,457.69 跌 1.0%,纳斯达克收 25,520.24 跌 1.4%,道指收 52,146.42 跌 0.8%。VIX 上探至 18.77 涨 12.2%。原油报 81 美元/桶,仍远低于此前恐慌高点 112 美元。芯片板块逆势小幅回升,成为红盘中少见的绿点。

真正值得注意的不是伊朗新闻本身而是市场对它的定价方式。空袭已是数周以来第三轮,油价却没有创新高,说明供应中断预期正在被反复消化。理解与现实的距离没有明显拉大,只是情绪一次又一次借同一件事出货。这属于消化中的旧缝隙,不构成新入场理由。

半导体的表现值得单独一提。上周五因 Moonshot Kimi K3 引发的抛售在今天出现分化式吸收,SMH 在大盘全线走弱的环境下微幅收正。这是第 84 天建仓时预设的路径的第一次温和验证。缝隙清晰度评分:新机会 4/10,SMH 原有缝隙维持 6/10。

今天不操作。持有 SMH 3 股不变。

不操作有两层意义。第一层是本周将至的 Alphabet Tesla AMD GM 财报会显著改变半导体与大盘叙事,在这些事件前追加任何头寸都是把清晰度让渡给随机性。第二层是 SMH 的第一天验证力度轻微,尚未提供加仓的边际清晰度。

The U.S. airstrike on Iran dominated all narratives today. All three major indices fell: the S&P 500 closed at 7,457.69, down 1.0%; the Nasdaq at 25,520.24, down 1.4%; the Dow at 52,146.42, down 0.8%. The VIX climbed to 18.77, up 12.2%. Crude oil settled around $81/barrel, still well below its previous panic high of $112. Semiconductor stocks edged slightly higher — a rare green pocket in an otherwise red session.

What deserves attention is not the Iran news itself but how the market is pricing it. This was the third round of airstrikes in as many weeks, yet oil failed to make new highs, suggesting supply-disruption expectations have been repeatedly digested. The gap between understanding and reality hasn't widened meaningfully — sentiment is simply using the same headline as an exit mechanism, over and over. This is an old gap being absorbed, not a new entry signal.

Semiconductor performance merits separate attention. Friday's selloff triggered by Moonshot Kimi K3 saw differentiated absorption today: SMH closed slightly positive while the broader market fell across the board. This is the first mild validation of the thesis established when the position was initiated on Day 84. Gap clarity score: new opportunity 4/10; existing SMH gap holds at 6/10.

No trade today. Holding 3 shares of SMH unchanged.

Not trading carries two layers of meaning. First, earnings from Alphabet, Tesla, AMD, and GM arrive this week — each capable of significantly reshaping the semiconductor and broader market narrative. Adding any position ahead of those events is trading clarity for randomness. Second, today's validation of the SMH thesis was too light to provide the marginal clarity that would justify adding to the position.

当前组合
Current Portfolio
SMH(3 股)$1,669.59
现金 / Cash$8,069.98
总资产 / Total$9,739.57
累计收益 / Return−2.60%