Press Release: Sanofi completes the acquisition of Dynavax
Sanofi - American Depositary Shares (SNY)
US:NYSE Investor Relations:
sanofi.com/en/investors
Company Research
Source: GlobeNewswire
Sanofi completes the acquisition of Dynavax Paris, February 10, 2026. Sanofi today announced that it has completed the acquisition of Dynavax Technologies Corporation (Dynavax). The acquisition includes Dynavax’s adult hepatitis B vaccine HEPLISAV-B, which is currently marketed in the US and is differentiated by its two-dose regimen over one month. It also includes Dynavax’s shingles vaccine candidate (Z-1018), which is currently in phase 1/2 studies, and additional vaccine pipeline projects. This acquisition augments Sanofi’s presence in adult immunization by bringing together Dynavax’s vaccines with Sanofi’s commercial reach, global scale, and development capabilities. The tender offer for all outstanding shares of Dynavax common stock, par value $0.001 per share expired one minute after 11:59 P.M. EST, on February 9, 2026. The minimum condition and all the other conditions to the offer have been satisfied, and on February 10, 2026, Sanofi accepted for payment and will promptly
Show less
Read more
Impact Snapshot
Event Time:
SNY
Last Price
Price Change
Price Change%
Volume Shares
Max Up
Max Down
%
Volume Ratio
Performance Comparison
Updated
|
Event Day
Stock performance from the time of news release until the following 4pm ET market close
|
Last price at news event
|
Since Event
Multi-day stock performance from the time of the news release
|
|---|---|---|
|
EVENT DAY
Stock performance from the time of news release until the following 4pm ET market close
|
LAST
PRICE AT NEWS EVENT |
SINCE EVENT
Multi-day stock performance from the time of the news release
|
| Last Price | ||
| VWAP | ||
|
High:
|
Max Up |
High:
|
|
Low:
|
Max Down |
Low:
|
|
%
|
Post news range |
%
|
|
|
Price change |
|
|
|
Price Change Percentage |
|
|
|
S&P 500 (SPX) |
|
|
%
|
Volume ratio |
%
|
| Volume | ||
| Ticks | ||
|
|
Avg transaction size |
|
Don't Miss Out On The Next BIG Stock Move
Event day
Event Day Chart will not be displayed beyond 90-day period of the event
Performance since event
Time And Velocity Analysis
Be the first to know
Opt in for alerts from News Quantifed
Sign Up Today
Opt-in for
SNY alerts
Learn More With NQ
Reading the Impact Report
Help Me Understand This Data
Help Me Understand This Data
How NQ Works
What is news-based trading?
And why is it so successful?
And why is it so successful?
Movers & Shakers
The biggest gainers and losers and WHY it moved
SNY alerts
High impacting Sanofi - American Depositary Shares news events
Weekly update
A roundup of the hottest topics
SNY
News
- Oakmark International Strategy adds Unilever, Sanofi in Q4, exits Novartis [Seeking Alpha]Seeking Alpha
- Sanofi CEO: The enterprise AI shift will reshape pharma in 2026 [Fortune]Fortune
- Press Release: Sanofi's rilzabrutinib designated breakthrough therapy in the US and orphan drug in Japan for the treatment of warm autoimmune hemolytic anemia [Yahoo! Finance]Yahoo! Finance
- Press Release: Sanofi’s rilzabrutinib designated breakthrough therapy in the US and orphan drug in Japan for the treatment of warm autoimmune hemolytic anemiaGlobeNewswire
- Oakmark International Strategy Q4 2025 New Investments And Divestments [Seeking Alpha]Seeking Alpha
SNY
Sec Filings
- 2/10/26 - Form 6-K
- 2/6/26 - Form 6-K
- 2/5/26 - Form S-8
- SNY's page on the SEC website