Why is Clinitech Lab falling/rising?

As of 13-Jun, Clinitech Laboratory Ltd's stock price is currently at Rs 39.00, reflecting an increase of Rs 1.85, or 4.98%. The stock has shown a strong performance today, outperforming its sector by 4.45% and opening with a gain of 4.98%. Despite this positive movement, the stock has experienced erratic trading, not trading on 3 out of the last 20 days, and there has been a significant decline in investor participation, with delivery volume falling by 72.22% against the 5-day average. Over the past week, the stock has gained 8.27%, but it has seen a substantial decline of 13.22% over the past month and a staggering 50.55% year-to-date.
In the broader market context, the Sensex has decreased by 1.30% over the past week, indicating that Clinitech's recent rise is occurring against a backdrop of a declining benchmark. While the stock's short-term performance is positive, its longer-term returns are concerning, with a 50.55% drop year-to-date compared to a 3.81% increase in the Sensex. This suggests that while there may be short-term gains, the overall trend for Clinitech Laboratory Ltd remains negative, highlighting the challenges it faces in maintaining investor confidence and participation.