Phio Pharmaceuticals
PHIO
24 hedge funds and large institutions have $815K invested in Phio Pharmaceuticals in 2026 Q1 according to their latest regulatory filings, with 14 funds opening new positions, 5 increasing their positions, reducing their positions, and 6 closing their positions.
560% more capital inflows, than outflows
Capital inflows: $535K | Capital outflows: $81.1K
133% more first-time investments, than exits
New positions opened: 14 | Existing positions closed: 6
41% more funds holding
Funds holding: 17 → 24 (+7)
2.37% more ownership
Funds ownership: 3.38% → 5.75% (+2.4%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
+$136K |
| 2 |
Geode Capital Management
Boston,
Massachusetts
|
+$62.3K |
| 3 |
HRT Financial
New York
|
+$39.6K |
| 4 |
Scientech Research LLC
Jersey City,
New Jersey
|
+$34.3K |
| 5 |
XTX Topco
George Town,
Cayman Islands
|
+$28.4K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
DRW Securities
Chicago,
Illinois
|
-$23.8K |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$21.1K |
| 3 |
StoneX Group
New York
|
-$12.4K |
| 4 |
Robertson Stephens Wealth Management
San Francisco,
California
|
-$11.3K |
| 5 |
Virtu Financial
New York
|
-$11K |
PHIO Hedge Fund Activity: Q1 2026 in Review
24 of the 8,225 institutional investors tracked by Wall St. Rank reported a position in Phio Pharmaceuticals (PHIO) for Q1 2026, worth a combined $815K — up 113% from $382K a quarter earlier.
Buyers outnumbered sellers: 14 funds opened new PHIO positions and 6 closed out — a net gain of 8 holders — while 5 added to existing stakes and 0 trimmed.
The largest buyer was Jane Street, opening a new position worth an estimated $136K. The largest seller was DRW Securities, exiting entirely with an estimated $23.8K sold.
- 24 institutional investors held Phio Pharmaceuticals (PHIO) as of Q1 2026, up from 17 in Q4 2025.
- Funds reported $815K of Phio Pharmaceuticals stock for Q1 2026, up 113% quarter-over-quarter.
- 14 funds opened new Phio Pharmaceuticals positions in Q1 2026 and 6 closed out, a net change of +8 holders.
- The largest Phio Pharmaceuticals buyer in Q1 2026 was Jane Street, an estimated $136K added.
- The largest Phio Pharmaceuticals seller in Q1 2026 was DRW Securities, an estimated $23.8K sold.
Based on aggregated 13F filings for Q1 2026.