Dynavax Technologies

Yahoo Finance • 19 days ago

Ciena Set to Join S&P 500; Arrowhead Pharmaceuticals to Join S&P MidCap 400; ADT and OneSpaWorld Holdings to Join S&P SmallCap 600

NEW YORK, Feb. 4, 2026 /PRNewswire/ -- S&P Dow Jones Indices will make the following changes to the S&P 500, S&P MidCap 400, S&P SmallCap 600: S&P MidCap 400 constituent Ciena Corp. (NYSE: CIEN) will replace Dayforce Inc. (NYSE: DAY) in t... Full story

Yahoo Finance • 2 months ago

Sanofi buys hep B vaccine maker for $2.2bn

Sanofi has agreed to acquire hepatitis B vaccine manufacturer Dynavax for an equity value of around $2.2bn, bolstering the former's pipeline amid significant vaccine policy changes in the US. The transaction, for a price of $15.50 per sha... Full story

Yahoo Finance • 2 months ago

Sanofi Agrees to Buy Dynavax for $2.2 Billion After FDA MS Drug Rejection

This article first appeared on GuruFocus. Sanofi (NASDAQ:SNY) said it has agreed to acquire Dynavax Technologies Corp. (NASDAQ:DVAX) for about $2.2 billion in cash, paying $15.50 per share, a 39% premium to the prior close, as it looks to... Full story

Yahoo Finance • 2 months ago

Dynavax (DVAX) Rockets 38% on Sanofi $2-Billion Merger

We recently published 10 Stocks Lighting Up Market Ahead of Christmas. Dynavax Technologies Corp. (NASDAQ:DVAX) is one of the best performers on Wednesday. Dynavax soared by 38.19 percent on Wednesday to close at $15.38 apiece as investor... Full story

Yahoo Finance • 2 months ago

Dow, S&P 500 notch record closing highs as Santa rally starts

STORY: U.S. stocks closed higher in a holiday-shortened session on Wednesday, with the Dow climbing six-tenths of a percent, the S&P 500 adding nearly a third of a percent and the Nasdaq gaining more than two-tenths of a percent.Wall Stree... Full story

Yahoo Finance • 2 months ago

Why Dynavax Stock Soared Today

Key Points Sanofi is launching an all-cash tender offer for Dynavax's shares. The French pharma giant's bid comes at a sizable premium to Dynavax's recent closing price.10 stocks we like better than Dynavax Technologies › Shares of Dynav... Full story

Yahoo Finance • 2 months ago

How major US stock indexes fared Wednesday, 12/24/2025

US stocks drifted higher to more records on a holiday-shortened day of trading. The S&P 500 rose 0.3%. The Dow Jones Industrial Average climbed 0.6%, and the Nasdaq composite edged up 0.2%. Markets closed early for Christmas Eve and will... Full story

Yahoo Finance • 2 months ago

Stock market today: Dow, S&P 500 notch records, Nasdaq gains as Wall Street flies high into Christmas holiday

US stocks set more records on Wednesday, as Wall Street rode into the Christmas holiday on a high note. The blue chip-focused Dow Jones Industrial Average (^DJI) led the way up, gaining 0.6%, or nearly 300 points, to close at a fresh reco... Full story

Yahoo Finance • 2 months ago

European Stocks Close Mixed in Wednesday Trading; Sanofi to Acquire Dynavax Technologies

European stock markets closed mixed Wednesday as the Stoxx Europe 600 eased less than 0.1%, the FTSE PREMIUM Upgrade to read this MT Newswires article and get so much more. A Silver or Gold subscription plan is required to access premiu... Full story

Yahoo Finance • 2 months ago

Wednesday Sector Leaders: Drugs, Biotechnology Stocks

In trading on Wednesday, drugs shares were relative leaders, up on the day by about 1.6%. Leading the group were shares of Omeros, up about 84.5% and shares of Dynavax Technologies up about 38.6% on the day. Also showing relative strengt... Full story

Yahoo Finance • 2 months ago

Stocks Little Changed Heading Into Year-End

The S&P 500 Index ($SPX) (SPY) is unchanged, the Dow Jones Industrials Index ($DOWI) (DIA) is up +0.09%, and the Nasdaq 100 Index ($IUXX) (QQQ) is down -0.06%.  March E-mini S&P futures (ESH26) are up +0.02%, and March E-mini Nasdaq future... Full story

Yahoo Finance • 2 months ago

Sector Update: Health Care Stocks Rise Wednesday Afternoon

Health care stocks were rising in recent early Wednesday afternoon trading, with the NYSE Health Car PREMIUM Upgrade to read this MT Newswires article and get so much more. A Silver or Gold subscription plan is required to access premiu... Full story

Yahoo Finance • 2 months ago

Sanofi to Acquire Dynavax for $2.2 Billion, Expanding Vaccine Portfolio

This article first appeared on GuruFocus. Sanofi (SNY, Financials) stated on Wednesday that it would buy Dynavax Technologies for around $2.2 billion, or $15.50 per share in cash. This is a 39% premium over Dynavax's last closing. The agr... Full story

Yahoo Finance • 2 months ago

Stock Market Today: Dow Rises While Nvidia Retakes Key Level; Biotech Stock Soars (Live Coverage)

Stock Market Today: The Dow Jones index wavered Wednesday after a surprise drop in jobless claims. Nvidia stock cleared an entry Tuesday. Continue Reading... Full story

Yahoo Finance • 2 months ago

KB Home downgraded, Costco upgraded: Wall Street's top analyst calls

The most talked about and market moving research calls around Wall Street are now in one place. Here are today's research calls that investors need to know, as compiled by The Fly. Top Upgrades: More bullish on the name, Northcoast upg... Full story

Yahoo Finance • 2 months ago

KB Home downgrade, Costco upgraded: Wall Street's top analyst calls

The most talked about and market moving research calls around Wall Street are now in one place. Here are today's research calls that investors need to know, as compiled by The Fly. Top Upgrades: More bullish on the name, Northcoast upg... Full story

Yahoo Finance • 2 months ago

BP to sell 65% of Castrol stake, Sanofi's $2.2B deal for Dynavax

Yahoo Finance executive editor Brian Sozzi tracks several of the day's top trending stock tickers, including BP (BP) selling 65% of its stake in Castrol automotive lubricant business to Stonepeak, Sanofi (SNY) agreeing to acquire hepatitis... Full story

Yahoo Finance • 2 months ago

Nike, UiPath gain in premarket; Intel falls

Investing.com-- U.S. equity index futures edged lower ahead of the Christmas holiday, with S&P 500 Futures down 0.1% at 6:40 ET (11:40 GMT) in New York, putting the benchmark on track to pull back from a record high. UiPath (NYSE:PATH) sh... Full story

Yahoo Finance • 2 months ago

Biggest stock movers Wednesday: DVAX, NKE, and more

[Stock financial index data show successful investment on gifts and holiday items spending on Christmas and New Year with graph, chart, candlesticks and arrow up symbol for business background.] ekapol Stock futures edged modestly higher... Full story

Yahoo Finance • 3 months ago

CDC vaccine panel voting on hepatitis b shots postponed over confusion

[Advisory Committee On Immunization Practices Holds Meeting At CDC Headquarters] Elijah Nouvelage/Getty Images News An influential vaccine advisory panel to the CDC delayed voting on questions regarding if and when to administer the hepat... Full story