Market News for August 20, 2026
Every story Market Flux published on August 20, 2026.
- Market Flux Event
OSI Systems Shares Sink 11.6% After Q4 Revenue Miss and Soft Fiscal 2027 Guidance
OSI Systems (NASDAQ: OSIS) reported fiscal fourth-quarter revenue of $484.1 million on August 20, missing analyst estimates of $529 million by 8.5% and falling 4.1% year over year. The…
- Most Active
Advance Auto Parts Plunges 21% After Revenue Miss and Negative Comp Sales Despite Earnings Beat
Advance Auto Parts reported second-quarter 2026 results before the bell on August 20, delivering a sharp earnings beat alongside a revenue miss that sent shares down roughly 21% to $44.33…
- Most Active
Moderna Sheds Up to 25% and 18 Billion in Market Cap as Investors Pocket Gains From Historic Cancer Vaccine Surge
Moderna shares fell as much as 25% on Thursday, erasing roughly 18 billion dollars in market value after closing Wednesday up 176.9% on breakthrough Phase 3 cancer vaccine trial results…
- Most Active
Webull Surges 13% After Record Q2 Revenue Jumps 51% on PDT Rule Elimination
Webull Corporation shares rose roughly 13% to around $9.76 in early Thursday trading after the online broker reported its strongest quarter since going public. Q2 2026 revenue reached a…
- Top Mover
Walmart Stock Suffers Worst Day in Four Years After US Comparable Sales Miss by Widest Margin in Six Years
Walmart reported fiscal second-quarter revenue of $187.9 billion and adjusted EPS of $0.81, beating Wall Street estimates of $186.7 billion and $0.74, respectively. But the headline number…
- Top Mover
Morgan Stanley Upgrades Merck, Cuts Liberty LiLAC, and Flags 38-Gigawatt AI Power Gap in Busy Research Day
Morgan Stanley issued a flurry of analyst calls on August 20. Most notably, the firm upgraded Merck from Equal-Weight to Overweight with a price target of $179, arguing that a strong cancer…
- Top Mover
CrowdStrike CTO Elia Zaitsev Exits After 13 Years to Co-Found $170M AI-Cyber Fund, Sending CRWD Shares Down Nearly 5%
CrowdStrike Global Chief Technology Officer Elia Zaitsev is leaving the company after 13 years to co-found Cognition, a new cybersecurity-focused venture firm targeting a $170 million fund…
- Top Mover
CF Industries Holdings Surges 7.5% to Lead S&P 500 Gainers on Strong Operational Momentum
Shares of CF Industries Holdings climbed as much as 7.5% on Thursday, making the fertilizer producer the top-performing component of the S&P 500 on the day. The rally extended the stock's…
- Top Mover
Deere Shares Jump 7% After Q3 Earnings Beat and Raised Full-Year Guidance
Deere and Company posted fiscal third-quarter net income of $1.379 billion, or $5.10 per diluted share, up from $4.75 a year earlier and well above the analyst consensus of roughly $4.71…
- Top Mover
Nordson Posts All-Time Record Q3 Sales of $818 Million and Raises Full-Year Guidance
Nordson Corporation reported record fiscal third-quarter results for the period ended July 31, 2026, with sales rising 10% year-over-year to $818 million, the highest quarterly total in…
- Market Flux Event
Broadcom Seeks Over $60 Billion in Debt to Finance AI Chip Deal Benefiting Anthropic and Others
Broadcom is in talks with a group of lenders to raise more than $60 billion in debt tied to its latest AI chip financing deal, which is set to benefit Anthropic and other companies. The…
- Market Flux Event
Anthropic Plans IPO That Could Match or Surpass SpaceX's Record $86.2 Billion Offering
Anthropic is preparing to file for an IPO as soon as the end of August 2026, with a public listing targeted by the end of October, according to Bloomberg. The AI company expects the…
- Market Flux Event
Moderna Erases $18 Billion in Market Value the Day After Its Historic 177% Cancer Vaccine Surge
Moderna shares fell as much as 25% on Thursday, wiping out roughly $18 billion in market value, one day after the stock posted a 177% gain, its best single session ever, on breakthrough…
- Market Flux Event
Nvidia Plans New China-Specific AI Chip for Year-End Shipment
Nvidia is developing a new AI chip tailored specifically for Chinese customers and aims to begin shipments by the end of 2026, according to a report from The Information published August…
- Market Flux Event
St. Louis Fed's Musalem Would Have Backed July Rate Hike but Keeps September Options Open as Trump Pressures Fed and Treasury Acts on Bonds
St. Louis Federal Reserve President Alberto Musalem said on August 20 that he would have favored raising interest rates at the Fed's July meeting, though he was not a voting member at the…
- Market Flux Event
Bessent Vows to Collapse Iran's Regime with Toughest Sanctions in History While Also Moving to Cap Rising Treasury Yields
Treasury Secretary Scott Bessent delivered a sweeping set of announcements on Thursday, targeting both domestic bond markets and Iran's economy. On Iran, Bessent told CNBC that the United…
- Unusual Volume
Moderna Sheds Up to 25% in Profit-Taking Selloff After Historic 177% Cancer Vaccine Surge
Moderna shares fell as much as 25% on Thursday, erasing roughly $18 billion in market value after the stock's record single-day gain of 176.9% on Wednesday. The rally had been driven by…
- Market Flux Event
Bitcoin Surges 12% in Two Days to $72,000 as Trump Hosts Crypto Executives to Push Clarity Act
Bitcoin climbed above $71,000 on Thursday, reaching $72,383.99, its highest level since June 1, capping a 12% two-day gain after President Donald Trump hosted top crypto industry executives…
- Market Flux Event
Deere Raises Full-Year Net Income Forecast After AI Construction Boom Drives First Quarterly Profit Gain in Three Years
Deere and Company lifted the low end of its fiscal 2026 net income guidance to $4.75 billion from $4.5 billion, keeping the top end at $5 billion, after reporting third-quarter results that…
- Market Flux Event
Bessent Says Treasury Bond Buybacks Could Exceed $4 Billion Per Issue as US Moves to Cap Long-Term Yields
Treasury Secretary Scott Bessent said on Thursday that the department's buyback operations for longer-dated Treasury securities could exceed $4 billion per issue, going beyond an…
- Unusual Volume
Advance Auto Parts Plunges Over 20% After Revenue Miss and DIY Sales Slump Overshadow Earnings Beat
Advance Auto Parts reported second-quarter 2026 results before the opening bell on August 20 that sent shares tumbling roughly 21% to around $44.33, with the selloff also dragging AutoZone…
- Market Flux Event
Walmart Shares Tumble Up to 8% as US Comparable Sales Miss and Q3 Profit Outlook Disappoints
Walmart shares fell as much as 8 percent on August 20 after the retailer reported second-quarter U.S. comparable sales growth of 2.6 percent, its weakest showing since 2020 and below Wall…
- Market Flux Event
Bitcoin Surges 11% to Two-Month High Above $72K as Trump Pushes Clarity Act at White House Crypto Summit
Bitcoin climbed more than 11% over two days to trade above $72,000, its highest level since early June, after President Donald Trump hosted top crypto industry executives at the White House…
- Market Flux Event
Bitcoin Surges 15% to $72,000 as US Treasury Bond Buyback Expansion Triggers Record Short Squeeze
Bitcoin climbed roughly 15% from Monday to touch $71,992 on Bitstamp by August 20, its highest level since June and a decisive break above the six-week trading range between $62,000 and…
- Unusual Volume
Walmart Stock Plunges Nearly 10% After Posting Slowest US Sales Growth in Six Years
Walmart reported fiscal second-quarter revenue of $187.9 billion and adjusted EPS of $0.81, beating Wall Street estimates of $186.7 billion and $0.74 respectively, but the headline number…
- Market Flux Event
GBP/USD Hits Three-Month High After UK Inflation Jumps to 2.9% in July
Sterling climbed to a three-month high against the dollar on Thursday after UK consumer price inflation accelerated to 2.9% in July, up from a 15-month low of 2.6% in June, driven largely…
- Market Flux Event
Bitcoin Surges Past $70,000 Toward $72,000 as Trump Backs Crypto Bill and Short Sellers Lose $3.1 Billion
Bitcoin climbed to a session high of $71,992 on Thursday, its first push above $70,000 in two months, driving its market cap to $1.44 trillion and forcing more than $3.1 billion in short…
- Market Flux Event
Bitcoin Surges Past $72,000 as Record $2.7 Billion Short Squeeze Ignites Crypto Rally
Bitcoin climbed above $72,000 on August 20, extending a roughly 15% gain since Monday and reaching its highest level since early June. The move was fueled in part by a record $2.7 billion…
- Market Flux Event
US National Debt Tops $40 Trillion as 30-Year Bond Yields Hit Highest Since 2007
Total US government debt crossed $40 trillion for the first time as of Tuesday, August 19, reaching $40.049 trillion according to Treasury Department figures, more than doubling from…