Premarket Losers for Thursday, September 17, 2026

Live pre-market data — updates every 60 seconds. 50 stocks declined in pre-market trading. Biggest decliner: Lumentum Holdings Inc. Common Stock (LITE) at -6.90%.

Pre-Market Decliners on Thursday, September 17, 2026

Pre-market losers are stocks experiencing the largest price drops between 4:00 AM and 9:30 AM ET. These moves are often triggered by earnings misses, guidance cuts, analyst downgrades, or negative macro developments. Low pre-market volume can amplify these moves beyond what regular-session trading would produce.

Significant pre-market declines can present either warning signs or buying opportunities depending on the catalyst. Cross-reference with the earnings calendar and individual stock analysis pages for deeper context.

TickerCompanySectorPrice% Change
LITELumentum Holdings Inc. Common StockTechnology$855.94-6.90%
MAMAMama's Creations, Inc. Common StockCons Defensive$13.41-5.89%
AXONAxon Enterprise, Inc. Common StockIndustrials$442.00-5.64%
EWEdwards Lifesciences CorpHealthcare$85.43-4.31%
RFRegions Financial Corp.Financial Services$28.47-4.11%
SPCXSpace Exploration Technologies Corp. Class A Common StockTechnology$144.87-3.98%
SNOWSnowflake Inc.Technology$318.00-3.93%
BGBunge Global SACons Defensive$117.13-3.80%
RVTYRevvity, Inc.Technology$140.40-3.66%
PCARPaccar IncCons Cyclical$118.22-3.65%
ANFAbercrombie & Fitch Co.Cons Cyclical$135.17-3.37%
AMPAmeriprise Financial, Inc.Financial Services$540.86-3.30%
COHRCoherent Corp.Technology$280.60-3.22%
JKHYHenry (Jack) & AssociatesTechnology$154.10-3.07%
SNPSSynopsys IncTechnology$367.51-2.90%
GEVGE Vernova Inc.Technology$899.15-2.80%
VLOValero Energy CorporationEnergy$392.10-2.77%
DOWDow Inc.Basic Materials$29.31-2.56%
SMCISuper Micro Computer, Inc. Common StockTechnology$35.93-2.50%
RJFRaymond James Financial, Inc.Financial Services$164.57-2.48%
AMIXAutonomix Medical, Inc. Common StockHealthcare$4.02-2.48%
ILMNIllumina IncTechnology$223.40-2.42%
PLTRPalantir Technologies Inc. Class A Common StockTechnology$170.14-2.41%
TEAMAtlassian Corporation Class A Common StockTechnology$185.89-2.31%
PSKYParamount Skydance Corporation Class B Common StockTechnology$10.88-2.29%
BLZEBackblaze, Inc. Class A Common StockTechnology$12.81-2.29%
AREAlexandria Real Estate Equities, Inc.Real Estate$52.30-2.28%
LNCLincoln National Corp.Financial Services$42.45-2.28%
ORCLOracle CorpTechnology$139.92-2.26%
GMEGameStop Corp. Class ACons Cyclical$21.49-2.23%
BJBJs Wholesale Club Holdings, Inc. Common StockCons Cyclical$92.98-2.19%
BDXBecton, Dickinson and Co.Healthcare$181.85-2.15%
PANWPalo Alto Networks, Inc. Common StockTechnology$367.77-2.10%
CRWDCrowdStrike Holdings, Inc. Class A Common StockTechnology$236.30-2.10%
HPEHewlett Packard Enterprise CompanyTechnology$55.50-2.08%
ITGartner, Inc.Technology$191.57-2.07%
PTCPTC, INCTechnology$131.16-2.06%
CDNSCadence Design SystemsTechnology$274.18-2.04%
FTVFortive CorporationTechnology$55.30-2.04%
BROBrown & Brown, Inc.Financial Services$65.88-2.01%
MPCMARATHON PETROLEUM CORPORATIONEnergy$405.72-1.98%
FOXFox Corporation Class B Common StockTechnology$59.15-1.97%
PGRProgressive CorporationFinancial Services$216.99-1.95%
APOApollo Global Management, Inc.Financial Services$124.53-1.94%
MLMMartin Marietta MaterialsBasic Materials$496.76-1.90%
EBAYeBay IncTechnology$107.11-1.89%
VTRSViatris Inc. Common StockHealthcare$16.70-1.88%
HCAHCA Healthcare, Inc.Healthcare$422.49-1.84%
ALGNAlign Technology IncHealthcare$147.73-1.81%
KIMKimco Realty Corp.Real Estate$22.59-1.78%