SMH ETF holdings change: portfolio adds MPWRSMH 美股 ETF 持仓变化：VanEck Semiconductor ETF
Signal
On June 11, 2026, the VanEck Semiconductor ETF (ticker SMH) recorded an ETF holdings change event, with the fund holding $68.03 billion in assets under management that day, listed on the NASDAQ Global Market. Its June 11 trading volume hit $7.22 billion, 1.5x its daily average turnover, and the ETF first began trading on December 20, 2011.
Portfolio Breakdown
The adjustment included confirmed constituent additions and removals: Monolithic Power Systems (MPWR) was added to the fund’s tracked top holdings, while Arm Holdings (ARM) was removed. The fund currently holds 26 securities, with the top 5 holdings accounting for 46.51% of total net assets, and the top 10 holdings accounting for 70.75%. Its top five holdings include NVIDIA (NVDA, 15.21%), Taiwan Semiconductor Manufacturing (TSM, 9.72%), Micron Technology (MU, 7.60%), Advanced Micro Devices (AMD, 7.10%), and Intel (INTC, 6.88%), covering AI accelerators, advanced foundry, and memory chip sectors.
Active/Passive Classification
The fund’s strategy is categorized as inferred active management (active_inferred), which is not an official explicit designation, but a read-through based on the product’s name and underlying holdings exposure profile.
Key Implications
The fund’s high portfolio concentration and elevated daily trading volume make it a core trading vehicle for semiconductor sector exposure, with this constituent shift directly altering investor access to targeted AI semiconductor and memory chip themes.
What to Watch Next
Investors should monitor VanEck’s official full holdings update following the rebalance, to confirm the exact share counts and position sizes for the added and removed securities, as well as any subsequent portfolio adjustments. This signal only reflects a periodic ETF holding change, and does not prove the adjustment will directly impact the long-term price performance or liquidity of the added or removed constituent stocks.
信号
2026年6月11日，VanEck半导体ETF（股票代码SMH）发生ETF持仓变更事件，当日该基金资产管理规模达680.28亿美元，在纳斯达克全球市场上市，当日成交额为72.19亿美元，为日均成交额的1.5倍。该ETF于2011年12月20日首次挂牌交易。
持仓解读
本次调整涉及明确的成分股增删：新增美高森美（MPWR）至跟踪的前十大持仓，移除安谋国际（ARM）。当前该基金共持有26只成分股，前五大持仓集中度达46.51%，前十大持仓集中度达70.75%。前五大持仓包括英伟达（NVDA，15.21%）、台积电（TSM，9.72%）、美光（MU，7.60%）、超微半导体（AMD，7.10%）、英特尔（INTC，6.88%），覆盖AI加速器、先进晶圆代工、存储芯片等核心半导体赛道。
主动/被动属性解读
该基金的策略归类为推断主动管理（active_inferred），并非官方明确披露的主动或被动管理策略，该分类基于产品名称与持仓赛道特征推断得出。
重要性
高持仓集中度与当日较高的成交额，表明该基金是半导体赛道的核心交易工具，本次成分股调整直接改变了投资者对AI半导体、存储芯片等细分赛道的敞口配置。
后续关注
投资者需等待VanEck官方披露本次调整后的完整持仓细节与具体股份数量，以确认本次调整的具体规模，以及新增与移除成分股的实际持仓占比。本次信号仅反映ETF持仓的阶段性变更，未证明该调整对相关成分股的长期价格走势或流动性产生直接影响。
This analysis was generated by InvestLog AI based on SEC filings, Form 4 insider transactions, Form 144 planned-sale notices, 13F institutional holdings, analyst ratings, and market data. It is for informational purposes only and does not constitute investment advice.这篇研究由 InvestLog AI 基于 SEC 披露、Form 4 内部人交易、Form 144 计划减持、13F 机构持仓、分析师评级和市场数据生成。内容仅供参考，不构成投资建议。