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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
MP9.10%Large Cap$10.7B7,003,053
TEM9.06%Large Cap$13.1B18,010,776.5
MRNA8.86%Large Cap$57.9B93,121,502
SCCO8.69%Large Cap$182.4B1,378,977.5
CNH8.40%Large Cap$19.1B28,500,972.5
TMC20.65%Mid Cap$2.7B12,434,447
EMAT19.22%Mid Cap$2.5B1,842,303.5
IQMX14.77%Mid Cap$5.3B1,380,873
INFQ12.51%Mid Cap$3.2B11,317,103.5
DK11.60%Mid Cap$4.4B1,709,115.5

Top Losers

TickerTypeChange %Market CapAvg Volume
BABA-8.57%Large Cap$286.0B30,229,262.5
CBRS-6.54%Large Cap$46.6B7,210,648
MRVL-5.57%Large Cap$212.8B27,098,523.5
CMA-4.51%Large Cap$11.3B26,155,831
AEP-3.79%Large Cap$65.8B4,302,702
SA-9.35%Mid Cap$3.3B1,979,718.5
HUT-8.79%Mid Cap$10.0B7,013,663.5
OSIS-5.21%Mid Cap$3.4B834,683.5
PLBL-4.01%Mid Cap$2.2B226,308
LQDA-3.42%Mid Cap$6.1B1,641,089

Market News

Top News - Friday, August 21, 2026

U.S. equities are rebounding on Friday, August 21, 2026, after Thursday’s sharp sell‑off that was driven by a renewed spike in Treasury yields; all three major indexes are up in early trading but are still on track for weekly losses as higher government bond yields and geopolitical concerns keep risk appetite in check. (apnews.com)

The recent volatility remains tightly linked to the bond market: worries about persistent inflation and supply of government debt have pushed long‑term yields higher, pressuring growth and tech stocks earlier in the week before a partial stabilization today. (apnews.com)

Sector leadership has rotated toward financials and select cyclicals; large U.S. banks such as JPMorgan and Goldman Sachs are outperforming as higher yields support net interest margins, while prior leaders in rate‑sensitive and long‑duration areas lag on the week. (in.marketscreener.com)

Broader risk sentiment is being influenced by macro cross‑currents including a recent selloff in the U.S. bond market, strength in gold and bitcoin as alternative stores of value, and mixed global economic data, leaving the S&P 500 hovering near record territory but with fragile breadth. (theguardian.com)

Top Movers - Friday, August 21, 2026
On Friday, August 21, 2026, the US stock market has the following top movers:
Top gainers:
1. Werewolf Therapeutics, Inc. (HOWL) +120% (intraday, approx.): The stock is surging well over 100% after news of an all‑stock merger with Ambros; investors are repricing the combined biotech entity on expectations of a stronger pipeline and better funding visibility, triggering a sharp short‑covering rally in a low‑float name. (reddit.com)
2. Marathon Digital Holdings, Inc. (MARA) +15.5%: Marathon is rallying in sympathy with a jump in bitcoin and renewed optimism around crypto‑linked names; improving sentiment on potential crypto‑friendly U.S. policy shifts and stronger risk appetite in digital assets are driving buyers into the stock. (reddit.com)
3. Coinbase Global, Inc. (COIN) +7.1%: Coinbase is gaining as part of a broader move into crypto‑exposed financials, with bitcoin strength and positive regulatory headlines boosting expectations for trading volumes and fee revenue; this follows a week of solid inflows into crypto‑related products. (reddit.com)
Top losers:
1. Select speculative biotech names (Biotech basket (small/micro‑cap)) –20% to –35% range (individual names): While Werewolf/ Ambros is a standout gainer, several other small‑cap biotech stocks are among today’s largest percentage decliners after either disappointing trial/earnings updates or capital‑raising announcements; risk‑off positioning within the most speculative end of biotech is amplifying these moves. (Losses aggregated from multiple individual names on today’s biggest‑losers screens.) (stockti.com)
2. Select high‑multiple tech & growth stocks (Rate‑sensitive growth cohort) –8% to –15% from recent highs (today’s session modestly negative): Higher long‑term Treasury yields this week have hit expensive, long‑duration growth stocks; a number of smaller software and AI‑infrastructure names appear on today’s loser lists as investors rotate toward financials and value, locking in profits after a strong summer run. (apnews.com)
3. Select U.S. discretionary/retail names (Consumer/retail laggards) –6% to –12% (intraday range across names): Following weak reactions to recent earnings and cautious guidance from large retailers earlier in the week, several mid‑cap consumer and specialty retail stocks are among today’s underperformers as investors reassess the resilience of lower‑income consumers amid higher rates and persistent inflation. (apnews.com)

Recent IPOs

DateTickerCompany NameOffer Amount
Aug 20FBDTFirst Breach, Inc.
Aug 19LYNXLyntris Inc.$297,500,000
Aug 18XTERUKarman Line Acquisition Corp.$200,000,000
Aug 18NSAIUNorthStrive Acquisition Corp I.$100,000,000

Upcoming IPOs

DateTickerCompany NameOffer Amount
Sep 8PTTSIYATA PTT

Recent Earnings

DateTickerCompany NameDocument
Aug 21AIIORobo.ai Inc.8-K

Upcoming Earnings

DateTickerCompany NameTime
Aug 24PDDPDD Holdings Inc.Pre-Market
Aug 24XPEVXPeng Inc.Pre-Market
Aug 24SSLSasol Ltd.Not Supplied
Aug 24GRFSGrifols, S.A.Not Supplied
Aug 24CHRNChronoScale Holdings CorporationNot Supplied
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