Phio Pharmaceuticals Corp. - Common Stock, $0.0001 par value per share (PHIO) Institutional Ownership

13F Institutional Holders and Ownership History from Q3 2024 to Q4 2025

Type / Class
Equity / Common Stock, $0.0001 par value per share
Symbol
PHIO on Nasdaq
Shares outstanding
12,067,869
Price per share
$1.02
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
363,848
Total reported value
$382,314
% of total 13F portfolios
0%
Share change
+175,775
Value change
+$184,258
Number of holders
17
Price from insider filings
$1.02
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Phio Pharmaceuticals Corp. - Common Stock, $0.0001 par value per share (PHIO) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
CVI Investments, Inc. 9.9% 0% $1,409,768 +$544,422 1,194,719 +63% CVI Investments, Inc. 31 Dec 2025
INTRACOASTAL CAPITAL, LLC 9.1% +30% $1,348,216 +$840,816 1,142,556 +166% Mitchell P. Kopin 31 Dec 2025
Orca Capital AG 4.9% -23% $770,351 -$231,251 538,707 -23% Orca Capital AG 08 Dec 2025

As of 31 Dec 2025, 17 institutional investors reported holding 363,848 shares of Phio Pharmaceuticals Corp. - Common Stock, $0.0001 par value per share (PHIO). This represents 3% of the company’s total 12,067,869 outstanding shares.

Institutional Holders of Phio Pharmaceuticals Corp. - Common Stock, $0.0001 par value per share (PHIO) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 363,848 $382,314 +$184,258 $1.05 17
2025 Q3 188,486 $467,442 +$59,965 $2.48 11
2025 Q2 164,722 $387,355 +$164,978 $2.35 11
2025 Q1 100,618 $130,801 -$133,237 $1.30 10
2024 Q4 153,843 $277,072 +$183,357 $1.80 10
2024 Q3 28,506 $98,345 +$98,345 $3.45 6