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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.

Q1 2025 vs. Q4 2024

How the institutions holding Phio Pharmaceuticals Corp. changed between Q4 2024 and Q1 2025.

All holders in Q1 2025All holders in Q4 2024

13F holders of PHIO: Q4 2024 compared with Q1 2025
MeasureQ4 2024Q1 2025Change
Holders11110
Shares154.0K100.6K−53.4K (−34.7%)
Value$277.4K$130.8K−$146.6K (−52.9%)

New holders (3)

Institutions that held Phio Pharmaceuticals Corp. at the end of Q1 2025 but not at the end of Q4 2024.

Institutions new to PHIO in Q1 2025
InstitutionSharesValue% of portfolio
Geode Capital Management, LLC41,586$54.1K0.00%
XTX Topco Ltd10,800$14.0K0.00%
Assetmark, Inc110$1430.00%

Sold out (3)

Institutions that held Phio Pharmaceuticals Corp. at the end of Q4 2024 and filed for Q1 2025 without it.

Institutions that sold out of PHIO in Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
Citadel Advisors LLC44,526$80.1K
HRT Financial LP42,338$76.0K
Virtu Financial LLC40,910$74.0K