Lab · Sector Dispersion
Breadth vs the sector.
Most screens show the sector's price. These show what its members are doing underneath — is the move broad, or carried by a few mega-caps? Median constituent vs the index, advancers vs decliners, how many names beat the index, and a cumulative advance/decline line that tends to turn before price. 40 ETFs & index cuts · closes through 2026-07-31.
What changed below the surface · 21-day
Where the constituents' advance/decline is pulling away from the ETF's price — the early read, before the headline reflects it.
Improving — breadth rising under flat/soft price
- XLCCommunication Services Select Sectorprice -1.37% · A/D 1m +0.22 · 1q -3.26 /nm
- IXPGlobal Communicationsprice +0.04% · A/D 1m +0.19 · 1q -3.61 /nm
- MXIGlobal Materialsprice -1.74% · A/D 1m +0.1 · 1q -0.48 /nm
- CIBRFirst Trust Nasdaq Cybersecurityprice +0.79% · A/D 1m +0.05 · 1q +4.22 /nm
- EXIGlobal Industrialsprice -0.37% · A/D 1m +0.04 · 1q +0.84 /nm
- XLIIndustrial Select Sectorprice -1.92% · A/D 1m +0.03 · 1q +1.23 /nm
Closelook indices
RUBIN 124/125 · 99% wt
Rubin Build-Out 100 (EW)
+5.78% med -3.88pp 97 / 27
HALO 99/100 · 99% wt
HALO Growth 100 (EW)
+1.31% med -1.83pp 41 / 58
AEI 34/34
Agentic Ecosystem Index (EW)
+3.12% med -1.54pp 24 / 10
EUROAI 61/65 · 94% wt
Euro-AI Sovereign 50 (EW)
+0.91% med -0.97pp 29 / 31
AW40 38/40 · 95% wt
Agentic Winners 40 (EW)
-1.67% med +2.45pp 24 / 14
S&P 500 sectors
XLK 72/72
Technology Select Sector
-0.22% med +1.25pp 51 / 21
XLF 76/76
Financial Select Sector
-0.11% med -0.16pp 26 / 50
XLV 59/59
Health Care Select Sector
-0.59% med +0.14pp 23 / 36
XLE 21/21
Energy Select Sector
+1.00% med +0.59pp 20 / 1
XLI 80/80
Industrial Select Sector
+0.81% med -0.38pp 52 / 28
XLP 36/36
Consumer Staples Select Sector
-0.49% med +0.04pp 8 / 28
XLY 48/48
Consumer Discretionary Select Sector
+3.29% med -4.02pp 11 / 37
XLU 31/31
Utilities Select Sector
-0.69% med +0.31pp 8 / 23
XLB 26/26
Materials Select Sector
-2.34% med +1.20pp 3 / 23
XLRE 31/31
Real Estate Select Sector
-0.51% med +0.00pp 7 / 23
XLC 23/23
Communication Services Select Sector
+1.56% med -1.92pp 11 / 12
Nasdaq-100 cuts
Tech & thematics
IGV 110/110
iShares Expanded Tech-Software
+1.36% med -0.37pp 77 / 31
SMH 25/25
VanEck Semiconductor
+0.30% med -0.62pp 12 / 13
XSD 43/43
SPDR S&P Semiconductor (EW)
+0.92% med -0.65pp 24 / 19
AIQ 66/66
Global X AI & Technology
+0.34% med +0.27pp 41 / 23
CIBR 41/41
First Trust Nasdaq Cybersecurity
+2.01% med -0.44pp 37 / 4
DTCR 20/20
Global X Data Center & Digital Infra
-0.90% med +0.11pp 7 / 13
WTAI 47/48 · 77% wt
WisdomTree AI & Innovation
+1.18% med -0.81pp 28 / 18
QTUM 62/63 · 76% wt
Defiance Quantum
+0.67% med +0.26pp 43 / 19
ARKK 42/42
ARK Innovation
-2.28% med +1.32pp 16 / 26
Global
Computed across the constituents we cover in our data lake (coverage shown per card). A/D line = cumulative daily advancers minus decliners. Decision-support, not investment advice.