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Phio Pharmaceuticals Logo
Phio Pharmaceuticals Growth Score
49
CB Rank
48166
Heat Score
57
Phio Pharmaceuticals is a biotechnology company specializing in the application of RNAi therapies in immuno-oncology.
Founded
obfuscation
PublicPost-IPO Equity King Of Prussia, Pennsylvania, United States1-10 phiopharma.com
Biotechnology
Health Care
Medical
Oncology
Overview

Phio Pharmaceuticals
Total Funding
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Growth Score
49
Heat Score
57

Total Funding
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Post-IPO Equity raised
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Growth Score49
-20 pts
in past quarter
Heat Score 57
-16 pts
in past quarter

Company Performance Metrics

Score
Trend
AI Content may contain mistakes and is not legal, financial or investment advice.Learn more.
Growth Score - The measure of growth based on company activity, operational metrics, and investments
Growth Trend - The change in the growth score over the given time period
Heat Score - The measure of the market interest, media activity, and Crunchbase profile activity
Heat Trend - The change in the heat score over the given time period
Learn More >
Recent Milestones
Raised Funding Round
Jan 1, 1970
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Raised Funding Round
Jan 1, 1970
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Raised Funding Round
Jan 1, 1970
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See more interactive data and historical milestones on desktop for the best experience

About Phio Pharmaceuticals

CB Rank
48166
Phio Pharmaceuticals is a biotechnology company specializing in the application of RNAi therapies in immuno-oncology.
Founded
obfuscation
PublicPost-IPO Equity King Of Prussia, Pennsylvania, United States1-10 phiopharma.com
Biotechnology
Health Care
Medical
Oncology

Funding Rounds

Post-IPO Equity
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Post-IPO Equity
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in
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Post-IPO Equity
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in
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Key People

Details

Legal Name Phio Pharmaceuticals Corp.
Also Known As RXi Pharmaceuticals
Operating Status Active
Stock Symbol  NASDAQ:PHIO
Company Type For Profit
Founders  Craig Mello, Michael Czech
About the Company

Phio Pharmaceuticals is a biotechnology company specializing in the application of RNAi therapies in immuno-oncology. Its proprietary INTASYL technology is a platform for self-delivering RNAi immuno-oncology therapies. It is a patented platform from which unique patented compounds are created to silence genes that tumors use to evade the immune

system.

Phone Number 610-947-0251
Contact Email info@phiopharma.com
Predictions & Insights

Growth Insight

See this Growth Insight
Phio Pharmaceuticals is
Lorem
 to be growing
Top Contributing Factors
Recently Raised Funding

Products & Services

INTASYL siRNA Gene Silencing Technology
A self-delivering RNA interference platform designed to silence specific genes to enhance immune cells' ability to kill tumor cells without requiring specialized delivery systems.
PH-762 (PD-1 Protein Silencer)
An INTASYL-based siRNA compound that silences the PD-1 protein to enhance T cell-mediated killing of cancer cells, administered intratumorally for treating various skin and advanced cancers.

Research & Development

Phio Pharmaceuticals is

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Financials

Company Funding

Total Funding Amount 
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Number of Funding Rounds 19
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Funding Rounds

Total Funding Amount 
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Number of Funding Rounds 19
Unlock company funding data, including rounds, dates, amounts, and investors.
Announced Date  
Transaction Name  
Number of Investors  
Money Raised  
Lead Investors  
Funding Type  
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Investors

Investments

Number of Acquisitions 2

Investment Breakdown

Number of Acquisitions 2
Market Intelligence
People
View Profiles & Contacts
Headcount 1-10 Employee Profiles 7 Board Members and Advisors 4 Contacts 5

Employee Profiles

Board Members and Advisors

News

News and Press

News•May 26, 2026
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Access a complete feed of recent news and press, from product launches to leadership changes.
Technology
View Tech Report

Monthly Web Visits

2,598
48.03%
 in past month

IT Spend

$36.7KThis year, Phio Pharmaceuticals is projected to spend $36.7K on IT, according to Aberdeen.

Interest Signals

TopicSurge Score
Google (GOOG) Logo
Google (GOOG)
75

Actively Used Products

8Phio Pharmaceuticals uses 8 technology products and services including HTML5, Google Analytics, and  Vimeo, according to G2 Stack.

Active Website Tech Count

5Phio Pharmaceuticals is actively using 5 technologies for its website, according to BuiltWith. These include Common Crawl, CommonCrawl Top 5m, and  CommonCrawl Top 10m.
Sub-Organizations
Frequently Asked Questions

Where is Phio Pharmaceuticals's headquarters? Phio Pharmaceuticals is located in King Of Prussia, Pennsylvania, United States.Who invested in Phio Pharmaceuticals? Phio Pharmaceuticals has 3 investors including TRITON FUNDS LLC and  OPKO Health.When was the last funding round for Phio Pharmaceuticals? Phio Pharmaceuticals closed its last funding round on
obfuscation
from a Post-IPO Equity round.Who are Phio Pharmaceuticals's competitors? Alternatives and possible competitors to Phio Pharmaceuticals may include Avenzo Therapeutics, Tango Therapeutics, and  Iambic.How much funding has Phio Pharmaceuticals raised to date? Phio Pharmaceuticals has raised
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Who We Are
What We Do
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