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Comprehensive information on 10,000+ stocks and funds, including all the companies in the S&P 500 index. See stock prices, news, social sentiment, financials, forecasts, business, management and more.

Top Gainers

TickerChange %TypeMarket CapAvg Volume
TRGP7.13%Large Cap$63.9B1,650,845.5
PODD5.96%Large Cap$10.3B1,760,324.5
SPOT4.83%Large Cap$106.1B2,124,066.5
ULTA4.75%Large Cap$22.2B660,748.5
RBA4.45%Large Cap$15.9B2,671,817
AMLX63.84%Mid Cap$3.9B12,433,495
HAE15.93%Mid Cap$4.8B1,386,851
UGI9.40%Mid Cap$8.2B6,674,296
HTFL7.84%Mid Cap$3.9B4,134,697.5
DOO7.49%Mid Cap$5.0B447,509

Top Losers

TickerTypeChange %Market CapAvg Volume
AAOI-15.16%Large Cap$11.1B13,611,105
CRDO-13.03%Large Cap$45.9B6,729,369.5
COHR-12.75%Large Cap$60.0B8,750,958
BIDU-12.73%Large Cap$30.8B9,924,007
CBRS-12.69%Large Cap$52.3B14,071,429.5
KLAR-22.81%Mid Cap$5.7B22,188,084
AEHR-15.36%Mid Cap$4.0B2,858,570.5
MXL-14.31%Mid Cap$6.6B2,768,815
AXTI-14.23%Mid Cap$5.4B15,443,024.5
KALU-13.08%Mid Cap$2.6B313,856

Market News

Top News - Tuesday, August 18, 2026

As of the morning of August 18, 2026, broad U.S. equity benchmarks are coming off a down session on Monday, August 17: the Dow closed about 0.5% lower, while the S&P 500 and Nasdaq also slipped as investors digested a recent run to record highs and reassessed the interest‑rate path.(apnews.com)

The recent all‑time high in the U.S. market (hit on Thursday, August 13) was driven by signs that inflation is moderating; since then, weaker risk appetite and some profit‑taking ahead of additional economic data have weighed on cyclicals and small caps.(apnews.com)

Macro‑wise, the narrative into August 18 remains: softer but still elevated inflation, debate about the exact timing and pace of future Fed cuts, and a mixed earnings season where guidance has mattered more than headline beats. This keeps volatility pockets around single‑stock moves even as the index‑level picture looks relatively stable.(apnews.com)

Top Movers - Tuesday, August 18, 2026
On Tuesday, August 18, 2026, the US stock market has the following top movers:
Top gainers:
1. Xos Inc. (XOS) +120–130% pre‑market: The electric‑truck maker is the clear standout in pre‑market trade on August 18, 2026, with posts showing it up roughly +120–128% ahead of the open. The move appears to be driven by speculative interest and momentum trading rather than a widely‑reported, large‑cap fundamental catalyst; retail and small‑cap momentum communities are highlighting it on pre‑market ‘top gainers’ lists.(reddit.com)
2. Klarna (U.S.-listed) (KLRN) about -18.6% pre‑market (but this is a notable mover, not a gainer): Klarna is actually a large pre‑market loser on August 18 following its Q2 results: EPS beat expectations but the market reacted negatively to guidance and profitability concerns. I include it here as a reference point among the largest single‑stock moves this morning; across the tape, genuine large‑cap pre‑market ‘gainers’ are relatively scarce compared with high‑beta small caps.(reddit.com)
3. ((No clear third broad‑market large‑cap gainer)) : Among widely‑followed U.S. large caps, there is not yet a clearly documented +10%+ pre‑market move on August 18 in reliable primary sources. The remaining big pre‑open percentage movers are thinly‑traded microcaps highlighted mainly on social forums, where data quality is too low to treat as authoritative for a professional-grade market note.(reddit.com)
Top losers:
1. Klarna (U.S.-listed) (KLRN) about -18.6% pre‑market: Klarna is one of the most notable U.S.-listed names moving lower on the morning of August 18. Despite a headline earnings beat, the market is focusing on mixed Q2 details and concerns about the path to sustained profitability, leading to an almost -19% pre‑market decline.(reddit.com)
2. Dow Jones Industrial Average ((Broad U.S. index)) -0.51% on August 17 close (carry‑over pressure): While not a single stock, the Dow’s -0.51% move on Monday, August 17 is setting the tone for early trading on August 18. Weakness was broad‑based, tied to profit‑taking after recent record levels for U.S. indices and a modest shift back into defensives.(apnews.com)
3. ((No reliable third single‑name with confirmed % for August 18 regular session yet)) : As of the latest data available this morning, many supposed ‘top losers’ are only documented in crowdsourced pre‑market lists without corroboration from primary data feeds. Rather than report potentially inaccurate tick‑by‑tick numbers, I note that the most credible large single‑name pre‑market downside move is Klarna; additional losers will only be clear once regular trading has progressed and official summaries are published.(reddit.com)

Recent IPOs

DateTickerCompany NameOffer Amount
Aug 13TBCVUThunder Bridge Capital Partners V, Ltd.$261,000,000
Aug 12VOGXVogenx, Inc.$81,250,000
Aug 12SNSCSunScout Holding Ltd$15,500,000
Aug 12FOILLondian Wason New Energy Tech Inc.$94,285,708

Upcoming IPOs

DateTickerCompany NameOffer Amount
Aug 18XTERUKarman Line Acquisition Corp.$200,000,000
Aug 18NSAIUNorthStrive Acquisition Corp I.$100,000,000
Aug 18ADBTAdvasa Holdings, Inc.
Aug 19LYNXLyntris Inc.$607,200,000
Sep 8PTTSIYATA PTT

Recent Earnings

DateTickerCompany NameDocument
Aug 13AEBIAebi Schmidt Holding AG8-K
Aug 13ABEOAbeona Therapeutics Inc.8-K
Aug 13ADCTADC Therapeutics SA8-K
Aug 13AEYEAudioEye, Inc.8-K
Aug 13AFCGAdvanced Flower Capital Inc.8-K

Upcoming Earnings

DateTickerCompany NameTime
Aug 19ADIAnalog Devices, Inc.Pre-Market
Aug 19TJXTJX Companies, Inc. (The)Pre-Market
Aug 19LOWLowe's Companies, Inc.Pre-Market
Aug 19TGTTarget CorporationPre-Market
Aug 19VIKViking Holdings LtdPre-Market
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