🆕 Newsmakers — 4:30p ET, 2026-08-19 — new since last alert

📰 NEW MARKET THEMES: • Bond Yields Dive After Treasury Increases Buybacks Plus, Moderna and Merck surge on mRNA cancer vaccine results. — wsj.com · 08/19 4:17p https://www.wsj.com/finance/investing/bond-yields-dive-after-treasury-increases-buybacks-e48483f7 • Trump Says Interest Rate System Doesn't Make Sense President Donald Trump says when the country does well economically, interest rates should come down, but he says they go up. He says the system is unfair. — youtube.com · 08/19 4:13p https://www.youtube.com/watch?v=L4hcwEKLSaw • U.S. Debt Hits $40 Trillion as America's Borrowing Binge Continues President Trump's promises to restore fiscal order and reduce the amount of America's debt burden have been hampered by spending on the Iran war, tax cuts and tariff refunds. — nytimes.com · 08/19 4:11p https://www.nytimes.com/2026/08/19/business/economy/us-debt-40-trillion.html • Bessent moves to curb Treasury yields, putting new pressure on Warsh's Fed Treasury said it would increase buybacks of long-term debt after a selloff pushed yields to uncomfortable levels. The move aligns with Bessent's long-running focus on lowering the 10-year Treasury yield. — cnbc.com · 08/19 4:02p https://www.cnbc.com/2026/08/19/bessent-treasury-buybacks-yields-warsh-fed.html • Bessent Deploys Debt Buybacks in Sign of Concern Over Yield Rise US Treasury Secretary Scott Bessent made a fresh attempt to rein-in long-term borrowing costs from multi-year highs, sending Treasury yields and the dollar down. Ira Jersey, Chief US Interest Rates Strategist for Bloomberg Intelligence, discusses the move. — youtube.com · 08/19 3:36p https://www.youtube.com/watch?v=KIvECkSBKJE

🐘 NEW BIG-CAP MOVERS:

1. MRNA +177% $174.38 (69B cap) Tempus AI stock is soaring and it has Moderna to thank Tempus AI (TEM) stock ripped higher on August 19 as third-party clinical breakthroughs triggered a technical short squeeze. As investors cheered TEM, it broke decisively above its major moving averages (MAs), indicating bulls have taken back control across multiple timeframes. — invezz.com · 08/19 3:47p https://invezz.com/news/2026/08/19/tempus-ai-stock-is-soaring-and-it-has-moderna-to-thank/

📈 NEW GAINERS:

1. MRNA +177% $174.38 (69B cap) Tempus AI stock is soaring and it has Moderna to thank Tempus AI (TEM) stock ripped higher on August 19 as third-party clinical breakthroughs triggered a technical short squeeze. As investors cheered TEM, it broke decisively above its major moving averages (MAs), indicating bulls have taken back control across multiple timeframes. — invezz.com · 08/19 3:47p https://invezz.com/news/2026/08/19/tempus-ai-stock-is-soaring-and-it-has-moderna-to-thank/

2. PURR +30% $9.39 (1.3B cap) Hyperliquid Strategies Inc Announces Webcast to Discuss Results for the Fiscal Year Ended June 30, 2026 NEW YORK, Aug. 19, 2026 /PRNewswire/ -- Hyperliquid Strategies Inc (NASDAQ: PURR) ("HSI" or the "Company"), the premier digital asset treasury platform focused on the Hyperliquid ecosystem, today announced that it will host a live webcast on Thursday, August 27, 2026, at 8:00 a.… — prnewswire.com · 08/19 4:15p https://www.prnewswire.com/news-releases/hyperliquid-strategies-inc-announces-webcast-to-discuss-results-for-the-fiscal-year-ended-june-30-2026-302855589.html

3. TEM +24% $61.17 (11B cap) Tempus AI stock is soaring and it has Moderna to thank Tempus AI (TEM) stock ripped higher on August 19 as third-party clinical breakthroughs triggered a technical short squeeze. As investors cheered TEM, it broke decisively above its major moving averages (MAs), indicating bulls have taken back control across multiple timeframes. — invezz.com · 08/19 3:47p https://invezz.com/news/2026/08/19/tempus-ai-stock-is-soaring-and-it-has-moderna-to-thank/

4. TWST +23% $142.39 (8.9B cap) Twist Bioscience Stock Resilient Despite Scorpion Capital Short Report Twist Bioscience Corp (NASDAQ:TWST) shares surged Wednesday after Anthropic named the company an independent evaluator in a new AI-driven protein design campaign. — benzinga.com · 08/19 4:11p https://www.benzinga.com/trading-ideas/movers/26/08/61315639/twist-bioscience-stock-resilient-despite-scorpion-capital-short-report

— new items only (already-sent headlines filtered). Full list in the 10am/3pm digest.