When a stock goes down, it often causes negative sentiments among investors and shareholders. Some of the emotions and reactions that may arise include:

1. Disappointment: Investors who had high expectations for the stock may feel disappointed when it fails to meet their anticipated growth or performance.

2. Frustration: Shareholders might feel frustrated and question their investment decisions, especially if they purchased the stock at a higher price.

3. Fear and Anxiety: The declining stock value can trigger fear and anxiety about potential financial losses, especially for those heavily invested in the stock.

4. Uncertainty: The decrease in stock value can create uncertainty about the company's future prospects and its ability to generate returns for investors.

5. Regret: Some investors may experience regret for not selling the stock earlier when it was at a higher price, leading to a missed opportunity to avoid losses.

6. Loss Aversion: The concept of loss aversion can intensify negative sentiment, where investors may focus more on potential losses than on potential gains.

7. Lack of Trust: Shareholders may lose trust in the company's management or the overall market, doubting whether they will ever regain their initial investment.

8. Selling Pressure: The decline in stock value may lead to a sell-off, exacerbating the downward trend and further eroding investor confidence.

9. Negative Sentiment Feedback Loop: As negative news or sentiments circulate, it can create a feedback loop, causing more investors to sell and worsening the stock's performance.

10. Impact on Overall Portfolio: The falling stock value can impact the overall portfolio balance, leading to concern about diversification and asset allocation.

It's important to note that the stock market is subject to fluctuations, and stock values can go up and down based on various factors, including market conditions, company performance, and economic trends. Investors should approach stock investments with a long-term perspective, research, and risk management strategies to mitigate negative sentiments during market downturns.