Promoters reduced their stake by 3% YoY, while sector averages remained stable, indicating a lack of confidence from insiders.

Institutions increased their holdings by 1.83% YoY, contrasting with the sector average of 0%, suggesting some selective interest despite overall promoter selling.

In context, Shriram Pistons & Rings Ltd is underperforming relative to sector peers, as seen in the strong institutional interest in BELRISE, which gained 8.89% in the same period.