Cross-fund · 4 holders
IRWD
IRONWOOD PHARMACEUTICALS INC
CUSIP 46333X108
4
Tracked holders
$103.4M
Aggregate value
30,093,816
Shares
4
Active funds
Funds holding IRWD
| Fund | Strategy | Period | Value | % of book | Δ shares | Status |
|---|---|---|---|---|---|---|
| Vanguard | Institutional | Q4 2025 | $53.8M | — | −113,810 | −0.7% |
| BlackRock | Institutional | Q1 2026 | $46.9M | — | +578,124 | +4.5% |
| Millennium | Multi-Strategy | Q1 2026 | $1.6M | — | −103,599 | −18.5% |
| Citadel | Multi-Strategy | Q1 2026 | $1.1M | — | −56,193 | −15.1% |
Aggregated from the latest 13F-HR per tracked fund (longs only). QoQ deltas compare against each fund's prior quarterly filing.