VENTAS INC and UDR INC moved almost identically (+2.86% vs +2.94%), yet VTR moved the XLRE 6.9× 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 +0.72 pt move · cell size = points contributed · color = direction, intensity = return
WELL+0.2 pts(+2.4%)
VMRK+0.1 pts(+5.6%)
AMT+0.1 pts(+3.7%)
PLD+0.1 pts(+2.4%)
IRM−0.1 pts(−4.5%)
VTR+0.1 pts(+2.9%)
EQIX+0.1 pts(−0.6%)
BXP+0.1 pts(+9.0%)
SPG−0.1 pts
SBAC+0.0 pts(+4.1%)
CCI+0.0 pts(+3.1%)
ARE+0.0 pts
DOC+0.0 pts
EXR−0.0 pts(−1.4%)
DLR+0.0 pts(−1.5%)
CBRE+0.0 pts(+3.0%)
PSA−0.0 pts(−0.1%)
WY+0.0 pts
ESS+0.0 pts
KIM−0.0 pts
VICI−0.0 pts
CSGP+0.0 pts
UDR
Concentration curve
cumulative share of the +0.72 pt move · sorted by contribution
When they drove it
cumulative points through the period
Breadth
member returns, this period
−5%0%+5%+10%+15%
From −4.53% (IRM) to +15.47% (ARE). Equal-weight, the XLRE would be +2.32% vs the actual +1.62%; the gap is what cap weighting did.
By sector
point contribution · sums to +0.72 pts
-30
+0.7
The year, session by session
every trading day of 2026 · hover for the move
JANFEBMARAPRMAYJUNJULAUG
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Real Estate · Select Sector
What moved the market
1W · AUG 25, 2026
+1.62%
+0.7 pts · closed 45.36
23 of 30 rose · 7 fell
WELL+2.4%
+0.2
VMRK+5.6%
+0.1
AMT+3.7%
+0.1
PLD+2.4%
+0.1
VTR+2.9%
+0.1
KIM−0.7%
−0.0
PSA−0.1%
−0.0
EXR−1.4%
−0.0
SPG−0.8%
−0.1
IRM−4.5%
−0.1
Broad advance · WELL led at +0.16 ptsWMTMT.COM
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