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Constituent dispersion · breadth vs the index

XLC — Communication Services Select Sector

23/23 covered · 100% by weight · benchmark: XLC price · closes through 2026-10-15 ·holdings as of 2026-06-16

Concentration 40.51% in top 5 16.81 effective names · HHI 595
RS vs S&P 500 21d -2.78pp sector return − SPY
RS vs Nasdaq-100 21d -3.58pp sector return − QQQ
Weakening below the surface - the A/D line is falling while price holds up; leadership is narrowing. Last 21 sessions — price -0.17% · A/D -5 (-0.22/name)
XLC price
Cumulative advance / decline of constituents — rises when more names are up than down; turns before price at inflections

Divergence over time — price vs breadth, by horizon

The hero read is the 1-month picture; here the same price↔breadth divergence across 1 week / 1 month / 1 quarter, computed over the 126-session history. A/D /name is net advancers-minus-decliners per covered constituent; % beating Δ and median−ETF Δ show how participation shifted. Price rising while those fall = the move is narrowing under the surface.

HorizonPriceA/D /name% beating ΔMedian−ETF ΔRead
1 week +0.33% +1.09 +16pp +0.15pp Improving
1 month -0.17% -0.22 -1pp -1.17pp Weakening
1 quarter +1.62% +2.09 -15pp -4.90pp Confirming ↑

Over the last 126 sessions: price down -3.53%, breadth down (-0.3/name) · % beating 52→37 · median−ETF +1.15pp→-3.13pp.

Stocks above their moving average — participation breadth

Of the 23 covered constituents, the share trading above each simple moving average — the classic breadth gauge. A firm index price with a low %-above-MA is a narrow, top-heavy tape. As of 2026-10-15.

5-day 73.91% 17/23 above
20-day 69.57% 16/23 above
50-day 34.78% 8/23 above
100-day 39.13% 9/23 above
150-day 47.83% 11/23 above
200-day 52.17% 12/23 above
% of constituents above their 50-day average — breadth over the last year; 50% is the participation midpoint

New highs & new lows — by horizon

How many of the 23 covered constituents closed today at a new high (or low) over each window, and the net. A shrinking net as the index holds up = fewer names leading.

HorizonNew highsNew lowsNet
5-Day 13 (57%) 2 (9%) +11
1-Month 5 (22%) 1 (4%) +4
3-Month 1 (4%) 1 (4%) +0
6-Month 1 (4%) 1 (4%) +0
52-Week 1 (5%) 0 (0%) +1
YTD 1 (4%) 1 (4%) +0

Dispersion by window

WindowETFMedianMedian − ETF Up / DownBeat / Lag±1% bandDispersion
1d +1.46% +1.95% +0.49pp 16 / 5 14 / 9 6 of 23 ±2.45%
5d +0.33% +0.30% -0.03pp 17 / 6 10 / 13 9 of 23 ±3.9%
21d -0.17% -3.30% -3.13pp 9 / 14 9 / 14 4 of 23 ±8.5%
YTD -4.18% -3.28% +0.90pp 10 / 13 12 / 11 1 of 23 ±21.22%

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)

  • TTWO+4.05%+0.19pp
  • TTD+7.80%+0.18pp
  • CHTR+4.61%+0.13pp
  • OMC+2.95%+0.13pp
  • CMCSA+3.42%+0.13pp
  • SATS-4.14%-0.18pp
  • PSKY-2.51%-0.02pp
  • TMUS-0.48%-0.02pp
  • META-0.11%-0.01pp
  • VZ-0.05%0pp

This month (21d)

  • META+9.50%+1.24pp
  • WBD+9.56%+0.42pp
  • GOOGL+1.85%+0.18pp
  • DIS+3.45%+0.16pp
  • GOOG+1.64%+0.13pp
  • SATS-26.16%-1.11pp
  • CHTR-18.53%-0.53pp
  • VZ-10.77%-0.45pp
  • TMUS-10.91%-0.42pp
  • T-9.13%-0.33pp

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)

  • WBD+9.56%
  • META+9.50%
  • DIS+3.45%
  • OMC+2.80%
  • EA+2.35%
  • SATS-26.16%
  • CHTR-18.53%
  • PSKY-12.25%
  • TMUS-10.91%
  • VZ-10.77%

XLC — constituent leadership race

$100 in each covered XLC constituent at 2025-12-24, rebased to 100. Watch leadership change hands.

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Each covered constituent started at $100 at the window open; the bars race by total return (top 12 shown). Decision-support, not investment advice.

Constituents — 23 covered · click a column to sort

Symbol Weight Last 1d 5d 21d YTD RS rank
META META Platforms Inc 13.05% 736.72 -0.11% +2.20% +9.50% +11.70% 91
GOOGL Alphabet Cl A 9.72% 349.22 +0.45% +0.27% +1.85% +11.65% 74
GOOG Alphabet Cl C 7.80% 344.91 +0.37% +0.01% +1.64% +9.99% 70
LYV Live Nation Entertainment 5.06% 172.51 +2.17% +0.68% +0.81% +21.06% 65
TTWO Take-Two Interactive 4.79% 209.38 +4.05% +0.00% -1.15% -18.22% 52
DIS Walt Disney Company 4.63% 110.68 +1.55% +3.42% +3.45% -2.72% 87
OMC Omnicom Group Inc 4.44% 80.72 +2.95% +5.59% +2.80% +0.96% 83
EA Electronic Arts Inc 4.38% 209.70 +0.00% +0.05% +2.35% +2.73% 78
WBD Discovery Inc Series A 4.35% 30.95 +0.00% +0.32% +9.56% +7.39% 96
SATS Echostar Corp 4.24% 92.03 -4.14% -8.74% -26.16% -15.34% 0
VZ Verizon Communications 4.17% 44.40 -0.05% -2.72% -10.77% +12.57% 17
TMUS T-Mobile US 3.86% 157.03 -0.48% -8.34% -10.91% -22.29% 13
NFLX Netflix Inc 3.77% 72.61 +2.89% +1.45% -4.97% -22.56% 39
TKO Tko Group Holdings Cl A 3.70% 176.02 +2.11% -3.09% -8.53% -15.44% 30
CMCSA Comcast Corp A 3.70% 21.77 +3.42% +2.64% -8.26% -20.46% 35
T AT&T Inc 3.57% 23.50 +1.95% -4.44% -9.13% -3.28% 26
FOXA Fox Corp Cl A 2.96% 63.98 +2.85% +0.64% -3.30% -12.01% 48
CHTR Charter Communications 2.88% 109.99 +4.61% +0.29% -18.53% -47.31% 4
NWSA News Corp Cl A 2.62% 30.22 +2.23% +4.31% +0.10% +16.18% 61
TTD Trade Desk Inc 2.34% 13.13 +7.80% +6.40% -9.39% -65.41% 22
FOX Fox Corp Cl B 1.87% 57.14 +2.62% +0.30% -3.40% -11.52% 43
NWS News Corp Cl B 0.99% 33.06 +1.88% +3.57% -1.14% +11.99% 57
PSKY Paramount Skydance Corp Cl B 0.89% 9.53 -2.51% -4.60% -12.25% -28.51% 9

RS rank = the constituent's 21-day return percentile within the index (100 = strongest of the covered names). Weight is the index weight; returns use adjusted closes. Default sort: weight.

Other ETFs & indices

Dispersion is computed across the constituents we cover in our data lake (see coverage badge). Decision-support, not investment advice.

FAQ · from the current data

XLC dispersion — data Q&A

Is XLC's move broad or carried by a few names (21 sessions)?

As of 2026-10-15: over 21 sessions the fund returned -0.17% while its median constituent returned -3.30% — a dispersion of 8.50 pp; 39% of 23 members beat the fund. Weakening below the surface - the A/D line is falling while price holds up; leadership is narrowing.

How did XLC's members trade in the last session?

As of 2026-10-15: fund +1.46%, median member +1.95%, 16 advancers vs 5 decliners.

What does the dispersion page for XLC measure?

It splits the fund into its members: the fund's own return against the median constituent, how many members beat the fund, advancers vs decliners, and a cumulative advance/decline line that tends to lead price. A firm fund price with a weak median and a falling A/D line is a narrow, top-heavy tape; a broad move shows the median keeping up. 23 constituents covered, re-baked nightly from the Closelooknet lake.

Is this investment advice?

No — a data surface in an investment research diary. It describes breadth inside a fund; it makes no recommendation.