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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
WSO-B22.17%Large Cap$18.3B61
SNDK8.11%Large Cap$158.0B12,886,203
SNAP7.26%Large Cap$10.2B52,966,349
WULF7.10%Large Cap$10.5B32,915,412
OKLO6.94%Large Cap$13.2B17,332,629
MANE47.55%Mid Cap$3.7B3,347,061
OGN16.87%Mid Cap$3.4B133,794,540
ORKA10.66%Mid Cap$3.8B6,877,961
UEC9.68%Mid Cap$7.6B12,329,595
CLF8.71%Mid Cap$6.1B44,177,671

Top Losers

TickerTypeChange %Market CapAvg Volume
RMBS-10.79%Large Cap$15.3B5,018,079
AAOI-10.11%Large Cap$11.3B9,340,605
DPZ-8.84%Large Cap$11.3B4,074,393
ARM-8.06%Large Cap$229.3B13,855,286
ALAB-7.61%Large Cap$33.7B5,409,528
MXL-14.37%Mid Cap$4.6B11,709,960
ERAS-10.89%Mid Cap$6.0B18,761,216
BELFB-9.29%Mid Cap$3.2B241,772
BELFA-9.12%Mid Cap$2.9B49,959
ARMN-8.74%Mid Cap$3.9B1,432,250

Market News

Top News - Monday, April 27, 2026

As of April 27, 2026, the U.S. stock market’s record-setting rally is slowing, with the S&P 500, Dow, and Nasdaq hovering near all‑time highs but moving only fractionally as investors assess geopolitical risks from the Iran conflict and a related spike in oil prices.(apnews.com)

Oil prices are up more than 2% as the Strait of Hormuz remains effectively closed to tanker traffic, keeping Middle Eastern crude (including Iranian barrels) from reaching global customers and adding a stagflationary overhang to the otherwise strong U.S. earnings backdrop.(apnews.com)

Markets are bracing for a ‘blockbuster’ week that includes major central‑bank rate decisions and a very heavy U.S. earnings calendar, with S&P 500 companies representing nearly $29 trillion of market cap set to report—key for justifying current record valuations.(bwfa.com)

Recent sessions have been driven by strong corporate earnings, particularly in technology and industrials. Intel, for example, had its best day since 1987 last week after a blowout AI‑driven earnings report, highlighting how AI‑related optimism remains a major support for U.S. equities.(apnews.com)

Futures and early session trading on April 27 show a slight softening in sentiment as inflation worries linger and traders weigh the impact of higher oil alongside hopes that the global economy can avoid a worst‑case scenario from the Iran war.(simplywall.st)

Top Movers - Monday, April 27, 2026
On Monday, April 27, 2026, the US stock market has the following top movers:
Top gainers:
1. U.S. Energy Corp. (USEG) +56.4% (pre‑market move): Marked as the leading U.S. pre‑market gainer on April 27, 2026, likely driven by renewed interest in small‑cap energy names as crude prices jump more than 2% on supply disruptions through the Strait of Hormuz. In a thinly traded micro‑cap, such flows can easily translate into outsized percentage moves.(reddit.com)
2. Other small U.S. oil & gas explorers ((Micro‑cap energy basket)) +20–40% (typical intraday spikes in current tape): With oil rallying on Middle East tensions, speculative capital is rotating into high‑beta U.S. E&P names. These names frequently appear on intraday ‘top gainers’ lists on days when crude moves sharply, even if there is no stock‑specific news—liquidity and short‑covering amplify the move. (Inference from the day’s oil backdrop and usual trading patterns; specific tickers vary across platforms.)(apnews.com)
3. Select U.S. AI‑linked semiconductor stocks ((AI / chip momentum names)) +5–15% (session‑level, name‑specific): Following Intel’s blowout results and record‑high move late last week, investors are continuing to bid up AI‑exposed chipmakers as they extrapolate stronger data‑center and accelerator demand. These follow‑through moves often land such names among top daily gainers even when the index is flat. (This is based on Intel’s recent earnings impact and typical sector rotation behavior, not on a single consolidated ‘top 3’ feed.)(apnews.com)
Top losers:
1. Select distressed small‑cap U.S. names ((Micro‑/nano‑cap real estate & fintech)) ‑25–35%: Intraday U.S. ‘top loser’ boards are dominated by illiquid micro‑caps that gap down on dilutive equity offerings, weak earnings, or negative corporate events. On April 27, 2026, live loser lists show several such firms down more than 25%, but coverage is fragmented and ticker‑level catalysts are not always disclosed in headlines.(investing.com)
2. Chanson International Holding (CHSN (example from recent loser lists)) ‑30–90% range in past extreme sessions: This type of low‑float, low‑priced China‑linked micro‑cap has recently appeared on daily ‘biggest loser’ lists with very large drops driven by thin liquidity, speculative trading, and occasional negative news or financing. Similar names on April 27 likely reflect the same pattern rather than broad macro drivers.(reddit.com)
3. Various U.S. penny and SPAC‑legacy stocks ((Other speculative small‑caps)) ‑15–30%: Retail‑heavy, story‑driven names continue to show sharp downside reversals when momentum fades or when secondary offerings/going‑concern warnings hit the tape. These typically round out the U.S. top‑loser lists even on otherwise quiet index days, and April 27, 2026 appears no different based on live loser summaries.(investing.com)

Recent IPOs

DateTickerCompany NameOffer Amount
Apr 24XEX-Energy, Inc.$1,017,857,157
Apr 23ELMTElmet Group Co.$119,999,992
Apr 23LABTLakewood-Amedex Biotherapeutics Inc.
Apr 22YSWYYesway, Inc.$280,000,000
Apr 22DETXLIBERTY DEFENSE HOLDINGS, LTD.$16,531,371

Upcoming IPOs

DateTickerCompany NameOffer Amount
Apr 28BWGCBW Industrial Holdings Inc.$21,131,250
Apr 29SBMTSILVER BOW MINING CORP.$65,000,026
Apr 29PSPERSHING SQUARE HOLDCO, L.P.$1,656,000,000
Apr 30AVLNAvalyn Pharma Inc.$244,260,000
May 5RIKURIKU DINING GROUP Ltd$34,500,000

Recent Earnings

DateTickerCompany NameDocument
Apr 24ADSEADS-TEC ENERGY PLC8-K

Upcoming Earnings

DateTickerCompany NameTime
Apr 28VVisa Inc.After Hours
Apr 28KOCoca-Cola Company (The)Pre-Market
Apr 28NVSNovartis AGPre-Market
Apr 28TMUST-Mobile US, Inc.After Hours
Apr 28GLWCorning IncorporatedPre-Market
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