IRWD
Ironwood Pharmaceuticals, Inc. · Healthcare · Drug Manufacturers - Specialty & Generic
Momentum inputs (comparable managers): holder breadth 0.0% · share flow +9.2% · net new positions 0.0% — formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 88 | -4 | 110.50M | $465.13M | +4 | −8 |
| Q1 2026 | 94 | +9 | 125.58M | $394.14M | +11 | −2 |
| Q4 2025 | 85 | +2 | 100.81M | $339.86M | +2 | — |
| Q3 2025 | 17 | 0 | 58.02M | $76.00M | — | — |
| Q2 2025 | 14 | 0 | 58.90M | $42.25M | +1 | −1 |
| Q1 2025 | 11 | 0 | 30.28M | $44.51M | +1 | −1 |
| Q4 2024 | 11 | 0 | 26.27M | $116.38M | +1 | −1 |
| Q3 2024 | 10 | -2 | 15.74M | $64.83M | — | −2 |
| Q2 2024 | 12 | — | 17.55M | $114.44M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Renaissance Technologies ✦ | 9.07M | +5.5% | $40.16M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 2 | State Street Global Advisors ✦ (passive) | 8.33M | — | $36.90M | 0.0% | n/c | 1 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 3.31M | +0.4% | $14.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 4 | Geode Capital Management ✦ (passive) | 3.31M | +0.4% | $14.65M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 5 | Millennium Management ✦ | 2.18M | +135.5% | $9.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 6 | Point72 Asset Management ✦ | 1.15M | New | $5.10M | 0.0% | New | 1 | SEC ↗ |
| 7 | Two Sigma Investments ✦ | 863.43K | -3.1% | $3.82M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 8 | Citadel Advisors ✦ | 560.46K | -19.6% | $2.48M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 9 | AQR Capital Management ✦ | 396.99K | -29.6% | $1.76M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 10 | AQR Capital Management ✦ | 396.99K | -29.6% | $1.76M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 11 | AQR Capital Management ✦ | 396.99K | -29.6% | $1.76M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 12 | Norges Bank ✦ (passive) | 252.29K | -36.0% | $1.12M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 13 | T. Rowe Price ✦ | 95.90K | -7.2% | $425,000 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 14 | D. E. Shaw & Co. ✦ | 67.75K | -72.3% | $300,146 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 15 | D. E. Shaw & Co. ✦ | 67.75K | -72.3% | $300,146 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 16 | D. E. Shaw & Co. ✦ | 67.75K | -72.3% | $300,146 | 0.0% | ▼ Trim | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Point72 Asset Management | $5.10M | 0.0% |
Exited
| Gotham Asset Management | $97,916 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 222 holders, 159.91M shares, $533.78M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.