Cross-fund · 3 holders
QTTB
Q32 BIO INC
CUSIP 746964105
3
Tracked holders
$1.7M
Aggregate value
422,679
Shares
4
Active funds
Funds holding QTTB
| Fund | Strategy | Period | Value | % of book | Δ shares | Status |
|---|---|---|---|---|---|---|
| Vanguard | Institutional | Q4 2025 | $1.1M | — | +25,642 | +8.7% |
| BlackRock | Institutional | Q1 2026 | $553,063 | — | +26,215 | +43.7% |
| Citadel | Multi-Strategy | Q1 2026 | $99,388 | — | −30,247 | −66.1% |
| Millennium | Multi-Strategy | Q1 2026 | — | — | −51,268 | EXITED |
Aggregated from the latest 13F-HR per tracked fund (longs only). QoQ deltas compare against each fund's prior quarterly filing.