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WHAT MOVED THE MARKET TODAY

Health Care · Select Sector

59 stocks · cap-weighted, ETF-derived weights · Aug 26, 2026 · session in progress
173.75
−1.55 (−0.89%)
LIVE · UNOFFICIAL UNTIL CLOSE
updated 12:30 ET · top movers every minute · full breadth every 15
XLV 173.75 · −1.6 pts (−0.89%) 1D
175.78175.18174.57173.97173.37prev close 175.30EW −0.14%H 175.30 · openL 173.52 · 11:55
open10:1011:0011:4512:30
5-minute bars · index reconstructed live from member prices
Breadth
31 / 59
stocks fell with the index
Concentration
85%
of the decline from LLY, ABBV, MRK
Biggest driver
LLY −0.94
ELI LILLY + CO, −3.43%
Biggest offset
UNH +0.12
UNITEDHEALTH GROUP INC, +1.19%
Context
15th pctile
of the past year's sessions by daily move, so far

What drove it

59 members · detractors first · 1D · reconstructed from each member's latest trade price; official close pending

The XLV is down 0.89% (−1.55 pts) so far today, but 28 of 59 members went the other way. LLY and ABBV dragged the tape lower, accounting for 85% of the decline.

Read the latest market-close note: Nvidia and Goldman Sachs Lead a Narrow Advance as Energy and Staples Slide

+0.4 pts from 28 gainers2.0 pts from 31 losers
net −1.6 pts · losers outweigh gainers 4.8 to 1
Stock
Points
Return
XLVsum of all 59 stocks
−1.6
100%
−0.89%
LLYELI LILLY + CO
−0.9
61%
−3.43%
ABBVABBVIE INC
−0.2
13%
−1.49%
MRKMERCK + CO. INC.
−0.2
12%
−1.76%
JNJJOHNSON + JOHNSON
−0.2
10%
−0.83%
MRNAMODERNA INC
−0.1
7%
−7.40%
BSXBOSTON SCIENTIFIC CORP
−0.1
6%
−4.44%
ABTABBOTT LABORATORIES
−0.1
4%
−0.96%
ISRGINTUITIVE SURGICAL INC
−0.0
3%
−1.06%
MCKMCKESSON CORP
−0.0
2%
−1.17%
REGNREGENERON PHARMACEUTICALS
−0.0
2%
−1.28%
PFEPFIZER INC
−0.0
2%
−0.67%
VRTXVERTEX PHARMACEUTICALS INC
−0.0
1%
−0.59%
BMYBRISTOL MYERS SQUIBB CO
−0.0
1%
−0.38%
AMGNAMGEN INC
−0.0
1%
−0.18%
HCAHCA HEALTHCARE INC
−0.0
1%
−0.61%
29 othersclick to expand the full index
−0.0
2%
·
ZBHZIMMER BIOMET HOLDINGS INC
+0.0
0%
+0.91%
BAXBAXTER INTERNATIONAL INC
+0.0
0%
+1.50%
VTRSVIATRIS INC
+0.0
0%
+1.11%
WATWATERS CORP
+0.0
0%
+0.57%
ZTSZOETIS INC
+0.0
0%
+0.77%
WSTWEST PHARMACEUTICAL SERVICES
+0.0
0%
+1.01%
IQVIQVIA HOLDINGS INC
+0.0
0%
+0.63%
IDXXIDEXX LABORATORIES INC
+0.0
−1%
+0.79%
CNCCENTENE CORP
+0.0
−1%
+2.62%
MDTMEDTRONIC PLC
+0.0
−2%
+0.81%
CITHE CIGNA GROUP
+0.0
−2%
+1.30%
ELVELEVANCE HEALTH INC
+0.0
−2%
+1.12%
TMOTHERMO FISHER SCIENTIFIC INC
+0.1
−3%
+0.81%
CVSCVS HEALTH CORP
+0.1
−3%
+1.61%
UNHUNITEDHEALTH GROUP INC
+0.1
−8%
+1.19%
Cap weighting, illustrated

JOHNSON + JOHNSON and AGILENT TECHNOLOGIES INC moved almost identically (−0.83% vs −0.75%), yet JNJ moved the XLV 15.2× 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 −1.55 pt move · cell size = points contributed · color = direction, intensity = return
LLY−0.9 pts(−3.4%)
ABBV−0.2 pts
MRK−0.2 pts(−1.8%)
JNJ−0.2 pts(−0.8%)
UNH+0.1 pts(+1.2%)
MRNA−0.1 pts(−7.4%)
BSX−0.1 pts(−4.4%)
ABT−0.1 pts(−1.0%)
CVS+0.1 pts
TMO+0.1 pts
ISRG−0.0 pts
MCK−0.0 pts
REGN−0.0 pts
PFE−0.0 pts
ELV
CI
MDT+0.0 pts
VRTX−0.0 pts
CNC
BMY
AMGN
HCA

Concentration curve

cumulative share of the −1.55 pt move · sorted by contribution
0%50%100%15304459stocks:3 stocks = 85%100% covered at 5

When they drove it

cumulative points through the period
0LLY −0.94ABBV −0.19MRK −0.18UNH +0.12CVS +0.05TMO +0.05Aug 25Aug 26

Breadth

member returns, this period
−8%−6%−4%−2%0%+2%
From −7.40% (MRNA) to +2.62% (CNC). Equal-weight, the XLV would be −0.14% vs the actual −0.89%; the gap is what cap weighting did.

By sector

point contribution · sums to −1.55 pts
-59
−1.6

The year, session by session

every trading day of 2026 · hover for the move
JANFEBMARAPRMAYJUNJULAUG

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