Why is Peria Kara. Tea falling/rising?

As of 13-Jun, Peria Karamalai Tea & Produce Company Ltd's stock price is currently at 812.85, reflecting a decline of 21.85 points or 2.62%. The stock has underperformed its sector today by 2.04%, and there has been a significant drop in investor participation, with delivery volume falling by 91.89% compared to the 5-day average. Despite this recent downturn, the stock has shown strong performance over the longer term, generating a remarkable 151.19% return over the past year and outperforming the BSE 500 index over various time frames, including 3 years and 1 year. The presence of majority shareholders as promoters may also provide some stability, although the current price movement indicates a negative trend.
In the broader market context, the stock's short-term performance over the past week shows a decline of 15.01%, while the benchmark Sensex has only decreased by 1.14%. This stark contrast highlights the stock's recent struggles relative to the market. The long-term performance remains strong, with a 9.74% year-to-date increase compared to the Sensex's 4.54%, suggesting that while the stock is facing short-term challenges, it has historically delivered substantial returns.