Phio Pharmaceuticals closed at $0.87 on Nov 4, down 3.67%, within 2.3% of its 52-week closing low. Volume of 66.6K shares was 1.03× its 20-day average (close to normal).
Split-adjusted performance: -12.5% over one month, -24.4% over six months, -53.2% over one year.
Short interest was 136.4K shares at the Oct 15 settlement, up 52.5% from the prior report (1.2% of float, 1.5 days to cover).
No recent articles focused on Phio Pharmaceuticals.
Quick answers
What does Phio Pharmaceuticals do?
Phio Pharmaceuticals Corp is a clinical-stage biopharmaceutical company whose proprietary INTASYL small-interfering RNA gene silencing technology is designed to make immune cells more effective in killing tumor cells. Its pipeline programs are PH-762 and PH-894.
What is PHIO's market cap?
$10.11M, based on the Nov 4 close of $0.87.
Does Phio Pharmaceuticals pay a dividend?
No regular cash dividend has been paid in the last year.
How much of PHIO is sold short?
136.4K shares, 1.2% of float, as of Oct 15, 2026.
What sector is PHIO in?
Healthcare, in the Pharmaceuticals industry.
About Phio Pharmaceuticals
Phio Pharmaceuticals Corp is a clinical-stage biopharmaceutical company whose proprietary INTASYL small-interfering RNA gene silencing technology is designed to make immune cells more effective in killing tumor cells. Its pipeline programs are PH-762 and PH-894. The group is developing therapeutics that are designed to leverage INTASYL to precisely target specific proteins that reduce the body's ability to fight cancer, without the need for specialized formulations or drug delivery systems. It is committed to discovering and developing cancer treatments for patients by creating new pathways toward a cancer-free future. The Company operates with a single operating segment, the Clinical segment, and all assets are located in the United States.
HQ: King Of Prussia, PA6 employeesListed May 10, 2012phiopharma.com
Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology