The Ethereum (ETH) market has recently shown a significant fluctuation trend, providing opportunities for short-term trading for investors. Currently, there is an important price range in the market, with the upper limit at 3930 and the support level near 3828. The fluctuations within this range create profit opportunities for traders.

For investors who have already established positions, those holding short positions are expected to gain about 102 points; while long position holders also have the chance to earn approximately 40 points in profit. This dual profit opportunity highlights the current market's activity and fluctuation.

Looking ahead, the price level of 3828 is worth paying attention to. If the price can stabilize above this level, it may indicate the continuation of an upward trend. Investors need to closely observe the price performance and breakout strength at this key position when considering holding strategies.

Overall, the current Ethereum market offers good opportunities for short-term traders, but it is also important to be cautious of the rapid fluctuations in the market. Whether going long or short, it is necessary to adjust strategies in a timely manner based on market dynamics and control risks. For medium to long-term investors, this short-term fluctuation may not be enough to affect overall position decisions, but it is still worth paying attention to, in order to seize potential opportunities for adding or reducing positions.