Herding index: how closely NSE stocks move together
Data through 12 Nov 2026
How much of the market's daily movement is shared by every stock, and whether that is high or low against its own history.
Herding index
How much of the market's daily movement is shared by every stock.
What it tells you. When most stocks rise and fall together, owning many of them spreads less risk than it seems to. This measures how much of the market’s daily movement is one shared move, and whether that is high or low against its own history.
23%
of all movement was
one common move
Within its usual range
23% of the movement across 556 stocks over the last 60 sessions was one common move; the average pair of stocks had a correlation of 0.20. That is lower than 60% of readings since 19 Oct 2023, within its usual range.
Average correlation
0.2
between pairs of stocks
Against its history
40%
of readings were lower
556 stocks · 18 Aug 2026 to 12 Nov 2026 · 26% over the past year as a whole
The reading through time
Each point is the share of movement that was common to all stocks over the 60 sessions ending on that date.
19 Oct 2023 → 12 Nov 2026
Common share (%)
Date