IO BIOTECH INC (IOBTQ): Historical 13F Ownership
Historical 13F ownership records for IOBTQ. The positions below are no longer present in the latest filing from any tracked manager.
Former Holders
6
Historical 13F filers
Last Reported Value
$229K
Across former positions
Last Price
$0.00
2026-09-04
Sector
GICS
Historical data:This security is absent from every tracked manager's latest 13F. Each row is that manager's most recent historical position and the quarter shown is its reporting date. Do not interpret these values as current ownership.
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 208K | $126K | 55.3% | 0.0% | Reduced | $-207K | Q4 2025 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 29K | $40K | 17.5% | 0.0% | New | — | Q2 2025 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 30K | $32K | 13.8% | 0.0% | New | — | Q3 2024 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 301K | $18K | 7.9% | 0.0% | Added | +$12K | Q1 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 194K | $11K | 5.0% | 0.0% | New | — | Q1 2026 |
| Ancora Advisors, LLC CIK 0001446114 | Hedge Fund | 908 | $1K | 0.6% | 0.0% | New | — | Q3 2023 |
Reduced
Hedge Fund
$126K· 55.3% of total· 0.0% port· 208K sh· $-207K QoQ· Q4 2025
New
Hedge Fund
$40K· 17.5% of total· 0.0% port· 29K sh· — QoQ· Q2 2025
New
Hedge Fund
$32K· 13.8% of total· 0.0% port· 30K sh· — QoQ· Q3 2024
Added
Hedge Fund
$18K· 7.9% of total· 0.0% port· 301K sh· +$12K QoQ· Q1 2026
New
Hedge Fund
$11K· 5.0% of total· 0.0% port· 194K sh· — QoQ· Q1 2026
New
Hedge Fund
$1K· 0.6% of total· 0.0% port· 908 sh· — QoQ· Q3 2023