IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 205 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2020. The put-call ratio across all filers is 0.02 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $12,338,620 | -2.7% | 1,281,269 | +7.5% | 0.01% | 0.0% |
| Q2 2023 | $12,681,050 | +17.7% | 1,191,828 | +16.4% | 0.01% | +25.0% |
| Q1 2023 | $10,774,468 | -30.0% | 1,024,189 | -17.6% | 0.01% | -38.5% |
| Q4 2022 | $15,393,274 | +25.1% | 1,242,395 | +4.6% | 0.01% | +18.2% |
| Q3 2022 | $12,302,000 | +0.8% | 1,187,441 | +12.2% | 0.01% | +10.0% |
| Q2 2022 | $12,200,000 | +47.1% | 1,058,120 | +60.5% | 0.01% | +66.7% |
| Q1 2022 | $8,294,000 | +22.9% | 659,280 | +13.9% | 0.01% | +50.0% |
| Q4 2021 | $6,747,000 | +74.7% | 578,608 | +95.7% | 0.00% | +33.3% |
| Q3 2021 | $3,861,000 | +55.2% | 295,613 | +53.0% | 0.00% | +50.0% |
| Q2 2021 | $2,487,000 | +150.2% | 193,249 | +117.4% | 0.00% | +100.0% |
| Q1 2021 | $994,000 | -22.8% | 88,882 | -21.4% | 0.00% | 0.0% |
| Q4 2020 | $1,288,000 | +72.4% | 113,091 | +36.3% | 0.00% | 0.0% |
| Q3 2020 | $747,000 | -20.3% | 82,992 | -8.6% | 0.00% | 0.0% |
| Q2 2020 | $937,000 | -49.6% | 90,771 | -50.7% | 0.00% | -50.0% |
| Q1 2020 | $1,859,000 | -0.9% | 184,262 | +30.8% | 0.00% | 0.0% |
| Q4 2019 | $1,875,000 | -34.2% | 140,906 | -57.5% | 0.00% | -33.3% |
| Q3 2019 | $2,849,000 | -10.1% | 331,912 | +14.6% | 0.00% | 0.0% |
| Q2 2019 | $3,169,000 | +16.0% | 289,701 | +43.5% | 0.00% | 0.0% |
| Q1 2019 | $2,731,000 | +47.5% | 201,827 | +105.9% | 0.00% | +50.0% |
| Q2 2017 | $1,851,000 | -1.5% | 98,033 | -11.0% | 0.00% | 0.0% |
| Q1 2017 | $1,879,000 | +34.2% | 110,136 | +25.8% | 0.00% | 0.0% |
| Q1 2015 | $1,400,000 | +0.2% | 87,521 | -4.0% | 0.00% | 0.0% |
| Q4 2014 | $1,397,000 | +22.8% | 91,184 | +3.8% | 0.00% | +100.0% |
| Q3 2014 | $1,138,000 | -11.5% | 87,817 | +4.7% | 0.00% | 0.0% |
| Q2 2014 | $1,286,000 | +25.3% | 83,863 | +0.7% | 0.00% | 0.0% |
| Q1 2014 | $1,026,000 | -1.5% | 83,286 | -7.2% | 0.00% | 0.0% |
| Q4 2013 | $1,042,000 | -2.4% | 89,726 | -0.5% | 0.00% | 0.0% |
| Q3 2013 | $1,068,000 | +27.6% | 90,156 | +7.1% | 0.00% | 0.0% |
| Q2 2013 | $837,000 | – | 84,146 | – | 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% |