Invivyd Announces Initiation of DECLARATION Clinical Trial, a Phase 3 Placebo-Controlled Pivotal Study of VYD2311, a Vaccine-Alternative Antibody to Prevent COVID [Yahoo! Finance]
Invivyd, Inc. (IVVD)
Company Research
Source: Yahoo! Finance
versus placebo, at three months, from a single intramuscular (IM) dose, with protection beyond three months anticipated A second arm will evaluate monthly IM doses versus placebo to demonstrate the safety and efficacy of more frequent dosing to support individual choice should at-risk persons seek periodic extra protection from COVID Primary endpoint is the reduction of PCR-confirmed symptomatic COVID incidence versus placebo; total expected enrollment of 1770 people across all three arms DECLARATION is part of the Company's REVOLUTION clinical program aimed at establishing monoclonal antibody prophylaxis for prevention of COVID; top-line data are expected mid-2026 NEW HAVEN, Conn., Dec. 23, 2025 (GLOBE NEWSWIRE) -- Invivyd, Inc. (Nasdaq: IVVD) today announced initiation of the DECLARATION trial evaluating VYD2311, an investigational vaccine-alternative monoclonal antibody candidate for the prevention of COVID. DECLARATION is the company's Biologics License Application (BLA)-e
Show less
Read more
Impact Snapshot
Event Time:
IVVD
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
IVVD 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
IVVD alerts
High impacting Invivyd, Inc. news events
Weekly update
A roundup of the hottest topics
IVVD
News
- Invivyd Earns Fast Track Designation for VYD2311, a Vaccine-Alternative Antibody to Prevent COVID [Yahoo! Finance]Yahoo! Finance
- Invivyd Earns Fast Track Designation for VYD2311, a Vaccine-Alternative Antibody to Prevent COVIDGlobeNewswire
- Invivyd Announces Initiation of DECLARATION Clinical Trial, a Phase 3 Placebo-Controlled Pivotal Study of VYD2311, a Vaccine-Alternative Antibody to Prevent COVIDGlobeNewswire
- Invivyd (IVVD): Assessing Valuation After S&P Biotechnology Select Industry Index Inclusion [Yahoo! Finance]Yahoo! Finance
- Invivyd (NASDAQ:IVVD) is now covered by analysts at BTIG Research. They set a "buy" rating on the stock.MarketBeat
IVVD
Earnings
- 11/6/25 - Miss
IVVD
Sec Filings
- 12/23/25 - Form 8-K
- 12/19/25 - Form S-3/A
- 11/25/25 - Form SCHEDULE
- IVVD's page on the SEC website