Why is Oriental Aromat. falling/rising?

As of 19-Sep, Oriental Aromatics Ltd is experiencing a price increase, with its current price at Rs 351.00, reflecting a rise of Rs 11.45 or 3.37%. The stock has outperformed its sector today by 3.7%, reaching an intraday high of Rs 352. Despite this positive movement, the stock's delivery volume has decreased by 8.72% compared to the 5-day average, indicating a potential decline in investor participation. Over the past week, the stock has shown a return of +4.15%, while its performance over the last month is +3.68%. However, it has faced significant declines year-to-date and over the past year, with returns of -14.39% and -28.59%, respectively.
In the broader market context, the Sensex has shown a modest gain of +0.88% over the past week and +1.20% over the past month, which suggests that while Oriental Aromatics is rising, it is doing so in a market that is also experiencing positive movement, albeit at a slower pace. The stock's year-to-date performance is notably worse than the Sensex, which has gained +5.74% during the same period. This contrast highlights the challenges faced by Oriental Aromatics in the longer term, despite its recent short-term gains.