NASDAQ close — Thursday, 21 August 2025

NASDAQ closed down 0.70%

NASDAQ treemap for Thursday, 21 August 2025: each company sized by market capitalisation and coloured by its move that day

NASDAQ movers — August 21, 2025

Of the 3235 companies tracked in the NASDAQ, 1608 rose and 1455 fell, with 172 unchanged. Unknown led the day at +0.89%, while Healthcare lagged at -1.15%.

Top gainers · NASDAQ

NIKI Niki BioSolutions, Inc. +234.65%
APM Aptorum Group Limited +234.65%
AEMD Aethlon Medical, Inc. +97.30%
GXAI Gaxos.ai Inc. +51.65%
SLGL Sol-Gel Technologies Ltd. +40.22%
CNTN Canton Strategic Holdings, Inc. +38.44%
EQ Equillium, Inc. +36.84%
IMRX Immuneering Corporation +34.99%

Top losers · NASDAQ

STFS Star Fashion Culture Holdings L -54.02%
GWAV Greenwave Technology Solutions, -45.78%
QH Quhuo Limited -40.38%
SUGP SU Group Holdings Limited -30.34%
STKH Steakholder Foods Ltd. -30.04%
ISPC iSpecimen Inc. -29.78%
ZYBT Zhengye Biotechnology Holding L -29.40%
YDKG Yueda Digital Holding -26.91%

By sector

Unknown +0.89%
Energy +0.76%
Materials +0.42%
Industrials +0.39%
Communication Services +0.29%
Financials +0.02%
Technology -0.29%
Real Estate -0.29%
Utilities -0.45%
Consumer Staples -0.45%
Consumer Discretionary -1.02%
Healthcare -1.15%

Open the interactive NASDAQ map ← 20 Aug 2025 22 Aug 2025 →All sessions

The same session elsewhere: S&P 500 Dow Jones TSX

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