PHIO — PHIO PHARMACEUTICALS CORP
As of Q2 2026, 7 SEC-registered investment managers reported holding PHIO (PHIO PHARMACEUTICALS CORP) in their latest 13F filings, with a combined reported value of $239.83K across 233.99K shares. That is -1.5% by share count (-3.53K shares) versus the previous quarter, while reported value moved -17.2%. Ownership is concentrated: the five largest holders account for 95.1% of reported value and the top ten for 100.0%.
Compared with the prior quarter, 1 opened new positions, 2 added to existing stakes, 3 trimmed. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
PHIO is classified in the Health Care sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
Q2 2026 — 7 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Geode Capital Management history | 114.57K | $117.44K | 0.00% | Reduce |
| Citadel Advisors history | 47.15K | $48.33K | 0.00% | New |
| Northern Trust Corp history | 27.77K | $28.46K | 0.00% | Add |
| Two Sigma Investments history | 21.50K | $22.04K | 0.00% | Reduce |
| Citigroup Inc history | 11.61K | $11.89K | 0.00% | Add |
| Morgan Stanley history | 6.00K | $6.15K | 0.00% | Hold |
| UBS Group AG history | 5.39K | $5.52K | 0.00% | Reduce |
Q1 2026 — 6 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Geode Capital Management history | 147.25K | $179.65K | 0.00% | Add |
| Two Sigma Investments history | 32.49K | $39.64K | 0.00% | Add |
| UBS Group AG history | 26.99K | $32.92K | 0.00% | Add |
| Northern Trust Corp history | 23.76K | $28.98K | 0.00% | Hold |
| Morgan Stanley history | 6.00K | $7.32K | 0.00% | Hold |
| Citigroup Inc history | 1.02K | $1.25K | 0.00% | New |
Q4 2025 — 7 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Geode Capital Management history | 92.64K | $97.27K | 0.00% | Add |
| Vanguard Group history | 87.63K | $92.01K | 0.00% | Hold |
| Northern Trust Corp history | 23.76K | $24.95K | 0.00% | New |
| Two Sigma Investments history | 14.49K | $15.22K | 0.00% | New |
| UBS Group AG history | 8.59K | $9.02K | 0.00% | Add |
| Morgan Stanley history | 6.00K | $6.30K | 0.00% | Hold |
| Bank of America Corp history | 1.41K | $1.48K | 0.00% | Add |
Q3 2025 — 5 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Vanguard Group history | 87.63K | $217.32K | 0.00% | Add |
| Geode Capital Management history | 57.91K | $143.60K | 0.00% | Hold |
| Morgan Stanley history | 6.00K | $14.88K | 0.00% | Hold |
| Bank of America Corp history | 1.40K | $3.47K | 0.00% | Add |
| UBS Group AG history | 13 | $32 | 0.00% | New |
Q2 2025 — 5 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Geode Capital Management history | 57.69K | $135.58K | 0.00% | Add |
| Vanguard Group history | 48.66K | $114.36K | 0.00% | New |
| Morgan Stanley history | 6.00K | $14.10K | 0.00% | Hold |
| Morgan Stanley history | 6.00K | $14.10K | 0.00% | Hold |
| Bank of America Corp history | 46 | $108 | 0.00% | Add |
Q1 2025 — 5 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Geode Capital Management history | 41.59K | $54.06K | 0.00% | New |
| Morgan Stanley history | 6.00K | $7.80K | 0.00% | Add |
| Morgan Stanley history | 6.00K | $7.80K | 0.00% | Add |
| UBS Group AG history | 103 | $134 | 0.00% | Reduce |
| Bank of America Corp history | 41 | $53 | 0.00% | Add |
New Positions (Q2 2026)
- Citadel Advisors 47.15K sh · $48.33K
Fully Exited (vs previous quarter)
No tracked fund fully exited this quarter.
Fund Position History — shares by quarter (top 14 funds)
| Fund | Q2 2026 | Q1 2026 | Q4 2025 | Q3 2025 | Q2 2025 | Q1 2025 | Q4 2024 | Q3 2024 | Q2 2024 | Q1 2024 | Q4 2023 | Q3 2023 | Q2 2023 | Q1 2023 | Q4 2022 | Q3 2022 | Q2 2022 | Q1 2022 | Q4 2021 | Q3 2021 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Geode Capital Management | 114.57K | 147.25K | 92.64K | 57.91K | 57.69K | 41.59K | — | — | 28.14K | — | — | 15.23K | — | — | 106.92K | 107.19K | 107.19K | 107.19K | 107.19K | 107.19K |
| Citadel Advisors | 47.15K | — | — | — | — | — | 44.53K | — | 21.69K | — | 31.84K | — | — | — | — | 11.60K | — | — | 62.40K | 171.75K |
| Northern Trust Corp | 27.77K | 23.76K | 23.76K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Two Sigma Investments | 21.50K | 32.49K | 14.49K | — | — | — | — | — | — | — | — | — | — | — | 22.40K | 23.20K | 27.79K | — | 128.72K | 42.14K |
| Citigroup Inc | 11.61K | 1.02K | — | — | — | — | — | — | — | — | — | 917 | — | — | — | — | — | 1.00K | — | — |
| Morgan Stanley | 6.00K | 6.00K | 6.00K | 6.00K | 6.00K | 6.00K | 5.91K | — | — | — | 125 | 125 | 125 | 125 | 1.50K | 1.50K | 1.50K | 1.51K | 1.50K | 1.50K |
| UBS Group AG | 5.39K | 26.99K | 8.59K | 13 | — | 103 | 2.40K | 1.69K | 2.45K | 1.36K | — | — | — | 207 | 23.03K | — | — | 2.69K | 7.00K | 6.24K |
| Bank of America Corp | — | — | 1.41K | 1.40K | 46 | 41 | 7 | 7 | 38 | — | — | — | — | — | — | — | — | — | 16 | 63 |
| Vanguard Group | — | — | 87.63K | 87.63K | 48.66K | — | — | — | 24.38K | 24.38K | 24.38K | 24.38K | 24.38K | 10.28K | 154.54K | 218.19K | 297.97K | 304.12K | 284.88K | 284.88K |
| JPMorgan Chase & Co | — | — | — | — | — | — | — | — | — | — | — | 4 | 4 | 4 | 50 | 870 | 870 | 1.50K | 374 | 754 |
| Renaissance Technologies | — | — | — | — | — | — | — | — | — | — | 21.06K | 19.71K | 11.28K | 14.28K | 166.80K | 213.60K | 234.85K | 41.50K | 10.10K | — |
| Balyasny Asset Management | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 10.04K | — | — | — | — |
| Millennium Management | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 10.24K | 45.40K | 122.69K |
| Wells Fargo & Co | — | — | — | — | — | — | — | — | — | 19 | 19 | 16 | 11 | 8 | 93 | 91 | 59 | 53 | 53 | 53 |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
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