Constituent dispersion · breadth vs the ETF
XSD — SPDR S&P Semiconductor (EW)
Broad advance - breadth is rising with price. Last 21 sessions — price +21.07% · A/D +46 (+2/name)
XSD 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 | +5.15% | +3.54% | -1.61pp | 23 / 0 | 7 / 16 | 4 of 23 |
| 5d | +7.80% | +5.87% | -1.93pp | 21 / 2 | 7 / 16 | 2 of 23 |
| 21d | +21.66% | +10.29% | -11.37pp | 21 / 2 | 6 / 17 | 2 of 23 |
| YTD | +115.96% | +80.28% | -35.68pp | 22 / 1 | 7 / 16 | 0 of 23 |
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)
- ALAB+70.22%
- MRVL+69.18%
- CRDO+40.57%
- MU+40.20%
- ALGM+22.30%
- AVGO-10.43%
- NVDA-9.88%
- ADI+0.19%
- MTSI+0.32%
- OLED+0.52%
Other ETFs & indices
Dispersion is computed across the constituents we cover in our data lake (see coverage badge). Decision-support, not investment advice.