Latest Period
Q1 2026
Security Snapshot
Phio Pharmaceuticals Corp. - Common Stock, $0.0001 par value per share (PHIO) Institutional Ownership
CUSIP: 71880W501
13F Institutional Holders and Ownership History from Q3 2024 to Q1 2026
Institutions Reporting
24
Shares (Excl. Options)
668,490
Price
$1.22
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- Security type / class
- Equity / Common Stock, $0.0001 par value per share
- Symbol
- PHIO on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 668,490
- Total 13F value
- $814,950
- Portfolio coverage rank
- 0%
- Share change
- +274,248
- Value change
- +$346,788
- Number of holders
- 24
- Shares outstanding
- 12,067,869
- SEC-reported price per share
- $1.14
- Insider filing price
- $1.14
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- PHIO - Phio Pharmaceuticals Corp. - Common Stock, $0.0001 par value per share is tracked under CUSIP 71880W501.
- 24 institutions reported positions in Q1 2026.
- 3 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 17 to 24 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $382,314 to $814,950.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 24 institutions filings for Q1 2026.
Security key
71880W501
Latest holder period
Q1 2026
13F holders
24
13D/G owners
3
CIK / CUSIP context first
Open Q1 2026 holders
PHIO full holder history
Phio Pharmaceuticals Corp. SEC filings
Phio Pharmaceuticals Corp. company facts
Phio Pharmaceuticals Corp. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 71880W501:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
3
Security
PHIO
| 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 Mar 2026, 24 institutional investors reported holding 668,490 shares of Phio Pharmaceuticals Corp. - Common Stock, $0.0001 par value per share (PHIO). This represents 5.5% of the company’s total 12,067,869 outstanding shares.
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
7
Latest
Q1 2026
Rows shown
1-7 of 7
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 668,490 | $814,950 | +$346,788 | $1.22 | 24 |
| 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 |