Constituent dispersion · breadth vs the ETF
XLY — Consumer Discretionary Select Sector
Improving below the surface - the A/D line is rising while price is flat-to-down; more names participating than the headline shows. Last 21 sessions — price -0.08% · A/D +94 (+1.96/name)
XLY price
Cumulative advance / decline of constituents — rises when more names are up than down; turns before price at inflections
Dispersion by window
| Window | ETF | Median | Median − ETF | Up / Down | Beat / Lag | ±1% band |
|---|---|---|---|---|---|---|
| 1d | +1.69% | +0.13% | -1.56pp | 25 / 23 | 12 / 36 | 7 of 48 |
| 5d | +2.76% | +3.19% | +0.43pp | 42 / 6 | 26 / 22 | 9 of 48 |
| 21d | -0.08% | +8.12% | +8.20pp | 37 / 11 | 37 / 11 | 2 of 48 |
| YTD | -0.50% | -0.60% | -0.09pp | 23 / 25 | 24 / 24 | 3 of 48 |
Median − ETF below zero means the typical name is lagging the cap-weighted index — the move is top-heavy. "Beat" counts constituents outperforming the ETF over the window.
Leaders & laggards (21-day)
- BBY+36.57%
- MGM+32.08%
- WSM+28.59%
- NCLH+26.43%
- RL+23.44%
- HAS-10.42%
- AZO-8.11%
- AMZN-7.93%
- TSLA-7.25%
- ULTA-5.34%
Other ETFs & indices
Dispersion is computed across the constituents we cover in our data lake (see coverage badge). Decision-support, not investment advice.