Phio Pharmaceuticals Corp. (PHIO) — SEC Filings

Phio Pharmaceuticals Corp. (PHIO) — 50 SEC filings. Latest: 8-K (Apr 8, 2026). Includes 36 8-K, 6 10-Q, 2 10-K.

View Phio Pharmaceuticals Corp. on SEC EDGAR

Overview

Phio Pharmaceuticals Corp. (PHIO) is a publicly traded company tracked on ReadTheFiling. The most recent enriched filing is a 8-K filed on Apr 8, 2026: Phio Pharmaceuticals Corp. filed an 8-K on April 8, 2026, to report the entry into a material definitive agreement. The filing includes financial statements and exhibits related to this agreement. Specific details of the agreement, including parties involved and financial terms, are not elaborated i

Sentiment Summary

Across 50 filings, the sentiment breakdown is: 2 bearish, 47 neutral, 1 mixed. The dominant filing sentiment for Phio Pharmaceuticals Corp. is neutral.

Filing Type Overview

Phio Pharmaceuticals Corp. (PHIO) has filed 36 8-K, 6 10-Q, 1 DEFA14A, 2 10-K, 2 S-1, 2 SC 13G/A, 1 DEF 14A with the SEC between Jan 2024 to Apr 2026.

Filings by Year

2026 · 2025 · 2024

Recent SEC Filings (50)

Phio Pharmaceuticals Corp. SEC Filing History
DateFormDescriptionRisk
Apr 8, 20268-KPhio Pharmaceuticals Files 8-K for Material Agreementmedium
Mar 30, 20268-KPhio Pharmaceuticals Files 8-Klow
Dec 23, 20258-K8-K Filing
Nov 25, 20258-K8-K Filing
Nov 13, 202510-QPhio Pharma's Losses Widen Amid Increased R&D, Cash Position Improveshigh
Nov 6, 20258-KPhio Pharmaceuticals Corp. Files 8-Kmedium
Nov 3, 20258-KPhio Pharmaceuticals Files 8-Klow
Oct 31, 20258-KPhio Pharmaceuticals Corp. Files 8-K on Officer/Director Changesmedium
Sep 15, 20258-KPhio Pharmaceuticals Corp. Announces Corporate Governance Changesmedium
Sep 3, 20258-KPhio Pharmaceuticals Files 8-Klow
Aug 28, 2025DEFA14APhio Pharmaceuticals Files Definitive Proxy Materialslow
Aug 14, 202510-QPhio Pharma's Losses Widen Amid Increased R&D, Cash Boosted by Financinghigh
Jul 30, 20258-KPhio Pharmaceuticals Corp. Files 8-K with Material Agreementsmedium
Jul 25, 20258-KPhio Pharmaceuticals Files 8-Klow
Jul 7, 20258-KPhio Pharmaceuticals Corp. Files 8-Klow
Jun 26, 20258-KPhio Pharmaceuticals Files 8-Klow
Jun 12, 20258-KPhio Pharmaceuticals Corp. Announces Executive and Director Changesmedium
May 15, 202510-QPhio Pharmaceuticals Files Q1 2025 10-Qmedium
May 7, 20258-KPhio Pharmaceuticals Corp. Files 8-Klow
Apr 22, 20258-KPhio Pharmaceuticals Changes Auditorslow

Risk Profile

Risk Assessment: Of PHIO's 45 recent filings, 2 were flagged as high-risk, 28 as medium-risk, and 15 as low-risk. The overall risk profile suggests moderate risk with a balanced mix of positive and cautionary disclosures.

Financial Highlights

Phio Pharmaceuticals Corp. Financial Summary (10-Q, Nov 13, 2025)
MetricValue
RevenueN/A
Net Income-$2.392M
EPS-$0.44
Debt-to-Equity0.17
Cash Position$10.705M
Operating MarginN/A
Total Assets$11.505M
Total Debt$1.666M

Key Executives

  • Dr. Michael H. Chang
  • Dr. Michael J. Yudell
  • Dr. David E. Epstein
  • Robert J. Bitterman

Industry Context

Phio Pharmaceuticals operates in the highly competitive biotechnology sector, focusing on developing novel therapeutics. The industry is characterized by long development cycles, significant R&D investment, and high failure rates. Success often hinges on securing substantial funding for clinical trials and navigating complex regulatory pathways.

Top Tags

material-agreement (10) · filing (8) · equity-sale (7) · 8-k (6) · corporate-action (6) · sec-filing (5) · pharmaceuticals (5) · financials (5) · corporate-event (4) · Biotechnology (3)

Key Numbers

Phio Pharmaceuticals Corp. Key Metrics
MetricValueContext
Cash and cash equivalents$10.705MIncreased from $5.382M at December 31, 2024, providing a 12-month runway.
Net loss (Q3 2025)$2.392MIncreased from $1.524M in Q3 2024, indicating widening losses.
Net loss (YTD Q3 2025)$6.327MIncreased from $5.524M in YTD Q3 2024, reflecting higher operating expenses.
Research and development expenses (Q3 2025)$1.181MIncreased from $644K in Q3 2024, showing significant investment in pipeline.
Research and development expenses (YTD Q3 2025)$3.141MIncreased from $2.658M in YTD Q3 2024, demonstrating sustained R&D growth.
Net cash provided by financing activities (YTD Q3 2025)$11.235MCrucial for funding operations and alleviating going concern doubts.
Common shares outstanding10,764,428As of November 11, 2025, reflecting recent equity issuances.
Net proceeds from issuance of common stock and warrants (YTD Q3 2025)$8.345MPrimary driver of increased cash and cash equivalents.
Common shares issued and outstanding5,784,770As of September 30, 2025, up from 1,733,717 at December 31, 2024, indicating significant dilution.
AgonOx reimbursement commitment$4.000MTerminated in May 2024, reducing future financial obligations.
SEC File Number001-36304Identifies the company's filing with the SEC.
I.R.S. Employer Identification No.45-3215903Company's tax identification number.
Net loss (Q2 2025)$2.166MIncreased from $1.846M in Q2 2024, indicating widening losses.
Net loss (YTD Q2 2025)$3.935MSlightly improved from $4.000M in YTD Q2 2024.
Research and development expenses (Q2 2025)$1.074MIncreased from $866K in Q2 2024, reflecting higher R&D investment.

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Frequently Asked Questions

What are the latest SEC filings for Phio Pharmaceuticals Corp. (PHIO)?

Phio Pharmaceuticals Corp. has 50 recent SEC filings from Jan 2024 to Apr 2026, including 36 8-K, 6 10-Q, 2 10-K. Each filing includes an AI-generated plain-English summary.

What is the overall sentiment of PHIO filings?

Across 50 filings, the sentiment breakdown is: 2 bearish, 47 neutral, 1 mixed. The dominant sentiment is neutral.

Where can I find Phio Pharmaceuticals Corp. SEC filings explained simply?

ReadTheFiling provides AI-powered plain-English summaries of all Phio Pharmaceuticals Corp. (PHIO) SEC filings, including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, and insider trades.

What are the key financial highlights for Phio Pharmaceuticals Corp.?

Key financial highlights from Phio Pharmaceuticals Corp.'s most recent 10-Q include metrics such as revenue, net income, EPS, and debt ratios. Visit the filing detail page for the full breakdown.

What is the investment thesis for PHIO?

The investment thesis for PHIO includes bull, base, and bear case scenarios derived from AI analysis of recent SEC filings.

Who are the key executives at Phio Pharmaceuticals Corp.?

Key executives identified across Phio Pharmaceuticals Corp.'s filings include Dr. Michael H. Chang, Dr. Michael J. Yudell, Dr. David E. Epstein, Robert J. Bitterman.

What are the main risk factors for Phio Pharmaceuticals Corp. stock?

Of PHIO's 45 assessed filings, 2 were flagged high-risk, 28 medium-risk, and 15 low-risk.

What are recent predictions and forward guidance from Phio Pharmaceuticals Corp.?

Forward guidance and predictions for Phio Pharmaceuticals Corp. are extracted from SEC filings as they are enriched.

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