PROLOGIS INC and HEALTHPEAK PROPERTIES INC moved almost identically (+29.92% vs +29.00%), yet PLD moved the XLRE 8.3× 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 +9.17 pt move · cell size = points contributed · color = direction, intensity = return
WELL+3.3 pts(+213.7%)
SPG+1.4 pts(+120.6%)
CBRE+1.3 pts(+84.4%)
EQIX+1.1 pts(+52.5%)
DLR+1.1 pts(+73.9%)
VTR+1.1 pts(+145.4%)
IRM+1.0 pts(+125.5%)
CSGP−0.8 pts(−58.1%)
PLD+0.7 pts(+29.9%)
O+0.5 pts(+29.9%)
ARE−0.4 pts(−46.1%)
PSA+0.4 pts
CCI−0.4 pts
SBAC−0.3 pts
HST+0.3 pts
ESS+0.3 pts
EXR+0.3 pts
KIM
BXP
REG
WY−0.1 pts
FRT
VICI
DOC
CPT
Concentration curve
cumulative share of the +9.17 pt move · sorted by contribution
When they drove it
cumulative points through the period
Breadth
member returns, this period
−100%0%+100%+200%
From −58.09% (CSGP) to +213.69% (WELL). Equal-weight, the XLRE would be +35.42% vs the actual +25.32%; the gap is what cap weighting did.
By sector
point contribution · sums to +9.17 pts
-30
+11.5
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
3Y · AUG 25, 2026
+25.32%
+9.2 pts · closed 45.36
24 of 30 rose · 6 fell
WELL+213.7%
+3.3
SPG+120.6%
+1.4
CBRE+84.4%
+1.3
EQIX+52.5%
+1.1
DLR+73.9%
+1.1
WY−17.1%
−0.1
SBAC−10.5%
−0.3
CCI−10.5%
−0.4
ARE−46.1%
−0.4
CSGP−58.1%
−0.8
3 stocks drove 66% of the gain: WELL, SPG, CBREWMTMT.COM
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