Ownership history in RENAISSANCE TECHNOLOGIES LLC · 41 quarters on record
This page tracks every 13F SEC filing in which RENAISSANCE TECHNOLOGIES LLC reported a position in IRONWOOD PHARMACEUTICALS INC (IRWD). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q4 | REDUCED | 8,204,973 | -147,200 | -1.8% | 0.04% | $27.7M | $3.37 |
| 2025 Q3 | REDUCED | 8,352,173 | -53,996 | -0.6% | 0.01% | $10.9M | $1.31 |
| 2025 Q2 | REDUCED | 8,406,169 | -1,534,323 | -15.4% | 0.01% | $6.0M | $0.72 |
| 2025 Q1 | ADDED | 9,940,492 | +874,251 | +9.6% | 0.02% | $14.6M | $1.47 |
| 2024 Q4 | ADDED | 9,066,241 | +469,043 | +5.5% | 0.06% | $40.2M | $4.43 |
| 2024 Q3 | ADDED | 8,597,198 | +25,300 | +0.3% | 0.05% | $35.4M | $4.12 |
| 2024 Q2 | ADDED | 8,571,898 | +1,472,097 | +20.7% | 0.09% | $55.9M | $6.52 |
| 2024 Q1 | ADDED | 7,099,801 | +503,903 | +7.6% | 0.10% | $61.8M | $8.71 |
| 2023 Q4 | ADDED | 6,595,898 | +796,000 | +13.7% | 0.12% | $75.5M | $11.44 |
| 2023 Q3 | ADDED | 5,799,898 | +480,445 | +9.0% | 0.10% | $55.9M | $9.63 |
As of 2025 Q4 — sorted by position size