TKO GROUP HOLDINGS INC and NEWS CORP CLASS A moved almost identically (+1.37% vs +1.50%), yet TKO moved the XLC 2.6× as much. In a cap-weighted index, the bigger company's weight turns the same percentage move into far more points.
Attribution map
slicing the +0.04 pt move · cell size = points contributed · color = direction, intensity = return
META−0.7 pts(−1.3%)
NFLX+0.4 pts(+4.8%)
GOOGL+0.4 pts(+2.4%)
VZ−0.4 pts(−9.3%)
DIS+0.3 pts(+5.7%)
T−0.3 pts(−8.8%)
TMUS−0.3 pts(−9.2%)
GOOG+0.3 pts(+2.2%)
TTWO+0.2 pts(+5.3%)
RDDT+0.2 pts(+8.1%)
CMCSA−0.1 pts(−2.7%)
OMC+0.1 pts
APP
SKYD
LYV+0.1 pts
CHTR−0.1 pts
FOXA
ECHO
TKO
Concentration curve
cumulative share of the +0.04 pt move · sorted by contribution
When they drove it
cumulative points through the period
Breadth
member returns, this period
−10%−5%0%+5%
From −9.30% (VZ) to +8.09% (RDDT). Equal-weight, the XLC would be +0.05% vs the actual +0.04%; the gap is what cap weighting did.
By sector
point contribution · sums to +0.04 pts
-22
+0.0
The year, session by session
every trading day of 2026 · hover for the move
JANFEBMARAPRMAYJUNJULAUGSEPOCT
Share this move
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Communication Services · Select Sector
What moved the market
1W · OCT 9, 2026
+0.04%
+0.0 pts · closed 110.36
14 of 22 rose · 8 fell
NFLX+4.8%
+0.4
GOOGL+2.4%
+0.4
DIS+5.7%
+0.3
GOOG+2.2%
+0.3
TTWO+5.3%
+0.2
CMCSA−2.7%
−0.1
TMUS−9.2%
−0.3
T−8.8%
−0.3
VZ−9.3%
−0.4
META−1.3%
−0.7
3 stocks drove 100%+ of the gain: NFLX, GOOGL, DISWMTMT.COM
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