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WHAT MOVED THE MARKET TODAY

ARK Innovation ETF

42 stocks · cap-weighted, ETF-derived weights · Aug 26, 2026 · session in progress
85.65
−0.78 (−0.91%)
LIVE · UNOFFICIAL UNTIL CLOSE
updated 13:25 ET · top movers every minute · full breadth every 15
ARKK 85.65 · −0.8 pts (−0.91%) 1D
86.6086.1985.7985.3984.99prev close 86.43EW −0.68%H 86.43 · openL 85.09 · 11:55
open10:2511:2512:2513:25
5-minute bars · index reconstructed live from member prices
Breadth
25 / 42
stocks fell with the index
Concentration
53%
of the decline from CRCL, COIN, CRSP
Biggest driver
CRCL −0.15
CIRCLE INTERNET GROUP INC, −3.07%
Biggest offset
PLTR +0.05
PALANTIR TECHNOLOGIES INC-A, +1.76%
Context
35th pctile
of the past year's sessions by daily move, so far

What drove it

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

The ARKK is down 0.91% (−0.78 pts) so far today on a mixed tape; CRCL, COIN, CRSP did most of the damage, with 53% of the decline between them.

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

+0.2 pts from 17 gainers1.0 pts from 25 losers
net −0.8 pts · losers outweigh gainers 4.4 to 1
Stock
Points
Return
ARKKsum of all 42 stocks
−0.8
100%
−0.91%
CRCLCIRCLE INTERNET GROUP INC
−0.1
19%
−3.07%
COINCOINBASE GLOBAL INC -CLASS A
−0.1
19%
−3.55%
CRSPCRISPR THERAPEUTICS AG
−0.1
16%
−2.87%
HOODROBINHOOD MARKETS INC - A
−0.1
12%
−2.74%
TSLATESLA INC
−0.1
11%
−1.07%
BEAMBEAM THERAPEUTICS INC
−0.1
9%
−3.13%
NTLAINTELLIA THERAPEUTICS INC
−0.1
7%
−3.03%
XEX-ENERGY INC
−0.0
6%
−3.92%
SHOPSHOPIFY INC - CLASS A
−0.0
5%
−1.23%
TXG10X GENOMICS INC-CLASS A
−0.0
5%
−1.51%
CBRSCEREBRAS SYSTEMS INC - A
−0.0
4%
−1.92%
NVDANVIDIA CORP
−0.0
3%
−1.34%
GOOGALPHABET INC-CL C
−0.0
3%
−1.49%
AMZNAMAZON.COM INC
−0.0
2%
−0.67%
AVGOBROADCOM INC
−0.0
2%
−1.21%
12 othersclick to expand the full index
−0.1
6%
·
ILMNILLUMINA INC
+0.0
0%
+0.27%
PACBPACIFIC BIOSCIENCES OF CALIF
+0.0
0%
+1.25%
BMNRBITMINE IMMERSION TECHNOLOGI
+0.0
0%
+0.18%
KTOSKRATOS DEFENSE & SECURITY
+0.0
−1%
+0.49%
NTRANATERA INC
+0.0
−1%
+0.54%
TWSTTWIST BIOSCIENCE CORP
+0.0
−1%
+0.18%
TEMTEMPUS AI INC-CL A
+0.0
−2%
+0.25%
XYZBLOCK INC
+0.0
−2%
+0.76%
BLSHBULLISH
+0.0
−2%
+0.98%
METAMETA PLATFORMS INC-CLASS A
+0.0
−2%
+1.48%
BWXTBWX TECHNOLOGIES INC
+0.0
−2%
+2.38%
WGSGENEDX HOLDINGS CORP
+0.0
−3%
+1.94%
AMDADVANCED MICRO DEVICES
+0.0
−3%
+0.89%
NETCLOUDFLARE INC - CLASS A
+0.0
−3%
+2.77%
PLTRPALANTIR TECHNOLOGIES INC-A
+0.0
−6%
+1.76%
Cap weighting, illustrated

CIRCLE INTERNET GROUP INC and ROBLOX CORP -CLASS A moved almost identically (−3.07% vs −3.49%), yet CRCL moved the ARKK 14.7× 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 −0.78 pt move · cell size = points contributed · color = direction, intensity = return
CRCL−0.1 pts(−3.1%)
COIN−0.1 pts(−3.6%)
CRSP−0.1 pts(−2.9%)
HOOD−0.1 pts(−2.7%)
TSLA−0.1 pts(−1.1%)
BEAM−0.1 pts(−3.1%)
NTLA−0.1 pts(−3.0%)
PLTR+0.0 pts
XE−0.0 pts(−3.9%)
SHOP−0.0 pts
TXG−0.0 pts
CBRS−0.0 pts(−1.9%)
NVDA−0.0 pts
NET+0.0 pts
AMD+0.0 pts
GOOG−0.0 pts
WGS+0.0 pts
BWXT
META+0.0 pts
BLSH
AMZN−0.0 pts
AVGO−0.0 pts
LLY
TEM
RXRX
TWST
GOOGL
TER

Concentration curve

cumulative share of the −0.78 pt move · sorted by contribution
0%50%100%11213242stocks:3 stocks = 53%100% covered at 9

When they drove it

cumulative points through the period
0CRCL −0.15COIN −0.15CRSP −0.12PLTR +0.05NET +0.03AMD +0.02Aug 25Aug 26

Breadth

member returns, this period
−4%−2%0%+2%
From −3.92% (XE) to +2.77% (NET). Equal-weight, the ARKK would be −0.68% vs the actual −0.91%; the gap is what cap weighting did.

By sector

point contribution · sums to −0.78 pts
Unknown42
−0.8

The year, session by session

every trading day of 2026 · hover for the move
JANFEBMARAPRMAYJUNJULAUG

Share this move

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