thetaOwl

Market Movers — Volume

Compared to prior trading day

Total Symbols: 20
Avg Change: +718.3%
Most Active Sector: Healthcare
As of: May 20, 2026

Biggest Increase

#SymbolPriceVol ChangeAvg VolumeSector
1
LYGLloyds Banking Group Plc
$5.43+2373.5%
10364
Financial Services
2
GETYGetty Images Holdings, Inc.
$1.00+1784.8%
27537
Communication Services
3
DOCHealthpeak Properties, Inc.
$19.66+1684.4%
16952
Real Estate
4
VLTOVeralto Corp
$86.19+1667.5%
2174
Industrials
5
APLEApple Hospitality REIT, Inc.
$14.54+1610.4%
3780
Real Estate
6
AHCOAdaptHealth Corp.
$10.48+1432.5%
5379
Healthcare
7
SABRSabre Corporation
$1.58+1364.3%
19753
Technology
8
IMVTImmunovant, Inc.
$35.56+1345.8%
13330
Healthcare
9
TGENTecogen Inc.
$5.30+1009.7%
9566
Industrials
10
BDTXBlack Diamond Therapeutics, Inc
$3.60+1003.9%
11149
Healthcare

Biggest Decrease

#SymbolPriceVol ChangeAvg VolumeSector
1
DSGNDesign Therapeutics, Inc.
$11.10-93.9%
334
Healthcare
2
TBCHTurtle Beach Corporation
$10.71-92.2%
282
Technology
3
ALGAlamo Group, Inc.
$152.16-92.2%
68
Industrials
4
STGWStagwell Inc.
$6.22-92.1%
355
Communication Services
5
CCChemours Company (The)
$22.27-91.2%
3178
Basic Materials
6
SAROStandardAero, Inc.
$26.47-91.0%
143
Industrials
7
UPWKUpwork Inc.
$8.66-90.9%
501
Communication Services
8
ELANElanco Animal Health Incorporat
$20.85-90.8%
648
Healthcare
9
AVYAvery Dennison Corporation
$158.32-90.1%
244
Consumer Cyclical
10
SAILSailPoint, Inc.
$14.98-87.0%
429
Technology
How to Use Volume Movers

Use volume movers to spot where options behavior changed the most on the close, then confirm whether the shift came with tradable liquidity and a clear catalyst.

Big changes in one options metric can be noisy or one-off, so always check the broader chain before acting.