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Phio Pharmaceuticals Corp.

PHIO
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001533040

In the last 90 days, Phio Pharmaceuticals Corp. insiders filed 5 open-market purchases and 0 sales; 24 institutions reported holding it in 13F filings for Q2 2026, worth $662.6K in total; no superinvestor holds it.

Q3 2025 vs. Q2 2025

How the institutions holding Phio Pharmaceuticals Corp. changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of PHIO: Q2 2025 compared with Q3 2025
MeasureQ2 2025Q3 2025Change
Holders11110
Shares164.7K188.5K+23.8K (+14.4%)
Value$387.4K$467.4K+$80.1K (+20.7%)

New holders (3)

Institutions that held Phio Pharmaceuticals Corp. at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to PHIO in Q3 2025
InstitutionSharesValue% of portfolio
BNP Paribas Arbitrage, SA413$1.02K0.00%
Tower Research Capital LLC (TRC)406$1.01K0.00%
UBS Group AG13$320.00%

Sold out (3)

Institutions that held Phio Pharmaceuticals Corp. at the end of Q2 2025 and filed for Q3 2025 without it.

Institutions that sold out of PHIO in Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Virtu Financial LLC14,298$34.0K
Royal Bank of Canada3,464$8.00K
Mount Yale Investment Advisors, LLC27$63