Promoter shareholding in Quest Laboratories increased significantly YoY by 66.21%, indicating strong insider confidence and support, while sector averages for Promoters remained unchanged.

Institutional holdings decreased QoQ by 3.68%, contrasting with the sector's stable institutional presence, suggesting potential caution among institutional investors.

Public shareholding also saw a decline, reinforcing the notion that retail investors may be reacting to broader sector trends rather than leading them.