IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 250 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2022. The put-call ratio across all filers is 0.05 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,818 | -44.8% | 188,807 | -39.7% | 0.02% | -44.7% |
| Q1 2023 | $3,293 | +2577.2% | 312,990 | +3045.6% | 0.04% | +3700.0% |
| Q4 2022 | $123 | -100.0% | 9,950 | -77.8% | 0.00% | -83.3% |
| Q2 2022 | $518,000 | -86.0% | 44,888 | -84.8% | 0.01% | -77.8% |
| Q1 2022 | $3,707,000 | +1624.2% | 294,689 | +1690.6% | 0.03% | +2600.0% |
| Q3 2021 | $215,000 | +23.6% | 16,458 | +6.0% | 0.00% | 0.0% |
| Q1 2021 | $174,000 | -88.0% | 15,531 | -90.4% | 0.00% | -88.9% |
| Q3 2020 | $1,453,000 | -19.9% | 161,481 | -8.2% | 0.01% | -40.0% |
| Q2 2020 | $1,814,000 | +349.0% | 175,812 | +339.2% | 0.02% | +275.0% |
| Q1 2020 | $404,000 | +257.5% | 40,033 | +369.5% | 0.00% | +300.0% |
| Q4 2019 | $113,000 | -23.1% | 8,527 | -50.3% | 0.00% | 0.0% |
| Q3 2019 | $147,000 | -38.0% | 17,148 | -20.8% | 0.00% | -50.0% |
| Q2 2019 | $237,000 | +132.4% | 21,639 | +187.9% | 0.00% | +100.0% |
| Q1 2019 | $102,000 | -94.6% | 7,517 | -92.7% | 0.00% | -92.9% |
| Q3 2018 | $1,893,000 | +221.4% | 102,538 | +232.8% | 0.01% | +180.0% |
| Q2 2018 | $589,000 | +326.8% | 30,811 | +244.5% | 0.01% | +400.0% |
| Q1 2018 | $138,000 | -69.0% | 8,944 | -68.3% | 0.00% | -75.0% |
| Q3 2017 | $445,000 | +86.2% | 28,187 | +122.3% | 0.00% | +100.0% |
| Q2 2017 | $239,000 | -14.9% | 12,682 | -23.0% | 0.00% | 0.0% |
| Q1 2017 | $281,000 | -76.0% | 16,464 | -78.5% | 0.00% | -80.0% |
| Q4 2016 | $1,172,000 | +822.8% | 76,624 | +858.2% | 0.01% | +900.0% |
| Q3 2016 | $127,000 | +25.7% | 7,997 | -4.8% | 0.00% | 0.0% |
| Q2 2015 | $101,000 | -63.0% | 8,397 | -50.9% | 0.00% | -50.0% |
| Q1 2015 | $273,000 | -21.6% | 17,091 | -24.8% | 0.00% | 0.0% |
| Q4 2014 | $348,000 | +237.9% | 22,713 | +185.4% | 0.00% | +100.0% |
| Q3 2014 | $103,000 | -86.1% | 7,959 | -83.6% | 0.00% | -75.0% |
| Q2 2014 | $742,000 | +53.0% | 48,385 | +22.8% | 0.00% | +100.0% |
| Q1 2014 | $485,000 | +132.1% | 39,390 | +123.3% | 0.00% | +100.0% |
| Q3 2013 | $209,000 | +81.7% | 17,643 | +53.1% | 0.00% | 0.0% |
| Q2 2013 | $115,000 | – | 11,527 | – | 0.00% | – |
Download | ||||||
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% |