Constituent dispersion · breadth vs the index
XLF — Financial Select Sector
Concentration 40.54% in top 5 21.23 effective names · HHI 471
RS vs S&P 500 21d +4.85pp sector return − SPY
RS vs Nasdaq-100 21d +3.41pp sector return − QQQ
Broad advance - breadth is rising with price. Last 21 sessions — price +6.36% · A/D +137 (+1.83/name)
XLF 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 | Dispersion |
|---|---|---|---|---|---|---|---|
| 1d | +1.47% | +0.15% | -1.32pp | 41 / 34 | 19 / 56 | 21 of 75 | ±2.43% |
| 5d | +3.60% | +3.01% | -0.59pp | 70 / 5 | 32 / 43 | 19 of 75 | ±3.02% |
| 21d | +6.36% | +4.12% | -2.24pp | 59 / 16 | 25 / 50 | 5 of 75 | ±7.46% |
| YTD | -0.26% | -1.42% | -1.16pp | 35 / 40 | 35 / 40 | 5 of 75 | ±16.74% |
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. Dispersion is the cross-sectional standard deviation of constituent returns — high = a stock-picker's tape, low = pure beta.
What drove the move — contribution = weight × return
Today (1d)
- JPM+3.68%+0.42pp
- V+2.87%+0.2pp
- BRK.B+1.28%+0.15pp
- MA+2.18%+0.11pp
- BAC+1.74%+0.08pp
- TFC-6.16%-0.05pp
- FISV-10.91%-0.04pp
- PNC-2.99%-0.04pp
- USB-1.95%-0.02pp
- CME-1.68%-0.02pp
This month (21d)
- JPM+11.19%+1.27pp
- BAC+14.21%+0.69pp
- GS+14.99%+0.63pp
- WFC+15.84%+0.54pp
- C+15.86%+0.51pp
- CME-12.47%-0.16pp
- ICE-10.03%-0.11pp
- COIN-19.99%-0.09pp
- CBOE-18.16%-0.07pp
- BLK-2.74%-0.05pp
Each name's contribution = its index weight × its return — the percentage points it added to (green) or subtracted from (red) the ETF's move. Computed across covered names.
Leaders & laggards (21-day)
- HOOD+25.37%
- FDS+18.59%
- C+15.86%
- WFC+15.84%
- GS+14.99%
- COIN-19.99%
- CBOE-18.16%
- CME-12.47%
- FISV-10.38%
- ICE-10.03%
Other ETFs & indices
Dispersion is computed across the constituents we cover in our data lake (see coverage badge). Decision-support, not investment advice.