IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 252 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q1 2023. The put-call ratio across all filers is 0.08 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $330,319 | -93.9% | 34,301 | -93.3% | 0.20% | -93.1% |
| Q2 2023 | $5,438,178 | -3.1% | 511,107 | -4.2% | 2.97% | +4.1% |
| Q1 2023 | $5,613,073 | -15.1% | 533,562 | 0.0% | 2.85% | -18.0% |
| Q4 2022 | $6,610,833 | +6.3% | 533,562 | -11.1% | 3.48% | +6.8% |
| Q3 2022 | $6,220,000 | -10.2% | 600,431 | 0.0% | 3.26% | +6.3% |
| Q2 2022 | $6,923,000 | -2.3% | 600,431 | +6.6% | 3.06% | +13.6% |
| Q1 2022 | $7,084,000 | -0.9% | 563,103 | -8.1% | 2.70% | -1.6% |
| Q4 2021 | $7,146,000 | -15.9% | 612,853 | -5.8% | 2.74% | -13.3% |
| Q3 2021 | $8,494,000 | +1.5% | 650,455 | 0.0% | 3.16% | +9.8% |
| Q2 2021 | $8,371,000 | +13.8% | 650,455 | -1.1% | 2.88% | +5.7% |
| Q1 2021 | $7,357,000 | +74.3% | 658,017 | +77.6% | 2.72% | +56.2% |
| Q4 2020 | $4,220,000 | +7.5% | 370,435 | -15.1% | 1.74% | +0.9% |
| Q3 2020 | $3,925,000 | -11.7% | 436,322 | +1.3% | 1.73% | -10.6% |
| Q2 2020 | $4,444,000 | -1.7% | 430,644 | -3.9% | 1.93% | -12.0% |
| Q1 2020 | $4,520,000 | -19.3% | 447,968 | +6.5% | 2.20% | +29.2% |
| Q4 2019 | $5,600,000 | +27.2% | 420,753 | -18.0% | 1.70% | +17.5% |
| Q3 2019 | $4,403,000 | -17.8% | 512,915 | +4.8% | 1.45% | -10.3% |
| Q2 2019 | $5,355,000 | – | 489,530 | – | 1.61% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| HealthInvest Partners AB | 1,520,000 | $19,562,000 | 18.54% |
| Sarissa Capital Management LP | 16,390,000 | $210,939,000 | 16.77% |
| Healthcare Value Capital, LLC | 200,000 | $2,574,000 | 5.13% |
| Camber Capital Management LP | 7,500,000 | $96,525,000 | 3.25% |
| 13D Management LLC | 650,455 | $8,371,000 | 2.88% |
| BRIDGER MANAGEMENT, LLC | 2,035,114 | $26,192,000 | 2.44% |
| Brown Capital Management | 18,484,759 | $237,899,000 | 1.80% |
| Healthcare Value Capital, LLC | 50,000 | $644,000 | 1.28% |
| Zebra Capital Management LLC | 53,359 | $687,000 | 0.80% |
| PRICE MICHAEL F | 520,000 | $6,692,000 | 0.74% |