# PHIO PHARMACEUTICALS CORP (PHIO)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/PHIO/

- Reporting holders: 24
- Reported value: $710.9K
- Shares held by institutions: 694,277 of 11,617,250 outstanding
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [JANE STREET GROUP, LLC](https://holderbook.com/funds/1595888-jane-street-group-llc/) | $120.7K | 117,755 | 0.0% | 2 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1214717-geode-capital-management-llc/) | $117.4K | 114,574 | 0.0% | 6 |
| [CITADEL ADVISORS LLC](https://holderbook.com/funds/1423053-citadel-advisors-llc/) | $96.7K | 94,300 | 0.0% | 1 |
| [VANGUARD CAPITAL MANAGEMENT LLC](https://holderbook.com/funds/2100119-vanguard-capital-management-llc/) | $96.6K | 94,262 | 0.0% | 2 |
| [NOMURA ASSET MANAGEMENT INTERNATIONAL INC.](https://holderbook.com/funds/921739-nomura-asset-management-international-inc/) | $51.0K | 50,000 | 0.0% | 1 |
| [Cetera Investment Advisers](https://holderbook.com/funds/1666741-cetera-investment-advisers/) | $48.7K | 47,500 | 0.0% | 7 |
| [VANGUARD FIDUCIARY TRUST CO](https://holderbook.com/funds/933478-vanguard-fiduciary-trust-co/) | $39.1K | 38,169 | 0.0% | 2 |
| [NORTHERN TRUST CORP](https://holderbook.com/funds/73124-northern-trust-corp/) | $28.5K | 27,768 | 0.0% | 3 |
| [TWO SIGMA INVESTMENTS, LP](https://holderbook.com/funds/1179392-two-sigma-investments-lp/) | $22.0K | 21,501 | 0.0% | 3 |
| [XTX Topco Ltd](https://holderbook.com/funds/1828301-xtx-topco-ltd/) | $18.9K | 18,475 | 0.0% | 2 |
| [HRT FINANCIAL LP](https://holderbook.com/funds/1475597-hrt-financial-lp/) | $13.0K | 13,182 | 0.0% | 2 |
| [BRIDGEWAY CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1107261-bridgeway-capital-management-llc/) | $12.3K | 12,000 | 0.0% | 1 |
| [CITIGROUP INC](https://holderbook.com/funds/831001-citigroup-inc/) | $11.9K | 11,605 | 0.0% | 2 |
| [CAPTRUST FINANCIAL ADVISORS](https://holderbook.com/funds/1512024-captrust-financial-advisors/) | $10.2K | 10,000 | 0.0% | 3 |
| [Tower Research Capital LLC (TRC)](https://holderbook.com/funds/1533421-tower-research-capital-llc-trc/) | $6.4K | 6,206 | 0.0% | 2 |
| [MORGAN STANLEY](https://holderbook.com/funds/895421-morgan-stanley/) | $6.2K | 6,000 | 0.0% | 7 |
| [UBS Group AG](https://holderbook.com/funds/1610520-ubs-group-ag/) | $5.5K | 5,387 | 0.0% | 4 |
| [OSAIC HOLDINGS, INC.](https://holderbook.com/funds/1677044-osaic-holdings-inc/) | $2.1K | 2,000 | 0.0% | 2 |
| [Spire Wealth Management](https://holderbook.com/funds/1858740-spire-wealth-management/) | $2.0K | 1,990 | 0.0% | 2 |
| [SBI Securities Co., Ltd.](https://holderbook.com/funds/1851815-sbi-securities-co-ltd/) | $1.3K | 1,247 | 0.0% | 7 |
| [BARCLAYS PLC](https://holderbook.com/funds/312069-barclays-plc/) | $237 | 231 | 0.0% | 1 |
| [ASSETMARK, INC](https://holderbook.com/funds/1344551-assetmark-inc/) | $113 | 110 | 0.0% | 6 |
| [Activest Wealth Management](https://holderbook.com/funds/1883134-activest-wealth-management/) | $9 | 9 | 0.0% | 8 |
| [Caitong International Asset Management Co., Ltd](https://holderbook.com/funds/1963355-caitong-international-asset-management-co-ltd/) | $6 | 6 | 0.0% | 2 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 24 | $710.9K |
| Q1 2026 | 24 | $815.0K |
| Q4 2025 | 17 | $382.3K |
| Q3 2025 | 11 | $467.4K |
| Q2 2025 | 11 | $395.4K |
| Q1 2025 | 11 | $130.8K |
| Q4 2024 | 11 | $277.4K |
| Q3 2024 | 6 | $98.3K |
| Q2 2024 | 12 | $117.0K |
| Q1 2024 | 10 | $106.1K |
| Q4 2023 | 14 | $388.9K |
| Q3 2023 | 14 | $445.4K |