CGHM.US's price fluctuates due to several factors. Constituent Stock Performance: The ETF mirrors the performance of its underlying holdings, thus individual stock price changes directly impact CGHM's price.

Index Tracking Accuracy: How well the ETF replicates its target index (Solactive China Healthcare Top 5 Index) influences its price. Tracking errors can cause deviations.

Supply and Demand: Market demand for CGHM shares relative to the available supply affects its market price. Higher demand typically leads to price increases.

Currency Exchange Rates: Since the ETF holds Chinese stocks, changes in the CNY/USD exchange rate impact the ETF's dollar-denominated price.

Market Sentiment: Overall investor confidence and risk appetite regarding Chinese healthcare companies and the broader Chinese market can influence demand and price.

Expense Ratio: The ETF's annual expense ratio, although small, reduces the fund's net asset value (NAV), potentially impacting its price over time.

Geopolitical and Regulatory Risks: Political events, regulatory changes in the Chinese healthcare sector, or US-China relations can significantly affect investor sentiment and CGHM's price.

NAV (Net Asset Value): While the market price can deviate, CGHM's NAV acts as a fundamental benchmark. Significant discrepancies might present arbitrage opportunities, eventually aligning the price closer to the NAV.