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%.
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- All filings
- Annual reports (10-K)
- Quarterly reports (10-Q)
- Insider transactions
- Shareholder votes
- Significant ownership
- Events
EDGAR links
External links
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $98,265 | -45.6% | 10,846 | -33.7% | 0.00% | – |
| Q2 2023 | $180,646 | +7.0% | 16,348 | +20.8% | 0.00% | – |
| Q4 2022 | $168,778 | +18.0% | 13,534 | -0.8% | 0.00% | – |
| Q3 2022 | $143,000 | -25.9% | 13,641 | -13.2% | 0.00% | – |
| Q2 2022 | $193,000 | +915.8% | 15,713 | +929.0% | 0.00% | – |
| Q1 2022 | $19,000 | -5.0% | 1,527 | -0.3% | 0.00% | – |
| Q3 2021 | $20,000 | 0.0% | 1,532 | 0.0% | 0.00% | – |
| Q2 2021 | $20,000 | -68.8% | 1,532 | -75.2% | 0.00% | – |
| Q1 2021 | $64,000 | -79.1% | 6,167 | -76.5% | 0.00% | – |
| Q4 2020 | $306,000 | +260.0% | 26,266 | +193.9% | 0.00% | – |
| Q3 2020 | $85,000 | -40.6% | 8,936 | -38.5% | 0.00% | – |
| Q2 2020 | $143,000 | +615.0% | 14,521 | +642.4% | 0.00% | – |
| Q1 2020 | $20,000 | -92.9% | 1,956 | -90.7% | 0.00% | – |
| Q4 2019 | $281,000 | +142.2% | 21,125 | +56.8% | 0.00% | – |
| Q3 2019 | $116,000 | -31.0% | 13,476 | -12.3% | 0.00% | – |
| Q2 2019 | $168,000 | +522.2% | 15,373 | +583.9% | 0.00% | – |
| Q1 2019 | $27,000 | -84.6% | 2,248 | -86.7% | 0.00% | – |
| Q4 2018 | $175,000 | +196.6% | 16,846 | +426.9% | 0.00% | – |
| Q3 2018 | $59,000 | -38.5% | 3,197 | -36.4% | 0.00% | – |
| Q2 2018 | $96,000 | +128.6% | 5,027 | +87.7% | 0.00% | – |
| Q1 2018 | $42,000 | -95.2% | 2,678 | -95.4% | 0.00% | -100.0% |
| Q4 2017 | $877,000 | -8.8% | 58,537 | -4.0% | 0.00% | 0.0% |
| Q3 2017 | $962,000 | -23.5% | 60,999 | -8.4% | 0.00% | 0.0% |
| Q2 2017 | $1,257,000 | -25.1% | 66,587 | -32.3% | 0.00% | -50.0% |
| Q1 2017 | $1,678,000 | -3.4% | 98,290 | -11.7% | 0.00% | 0.0% |
| Q4 2016 | $1,737,000 | +484.8% | 111,331 | +495.8% | 0.00% | – |
| Q3 2016 | $297,000 | +1250.0% | 18,686 | +1029.1% | 0.00% | – |
| Q2 2016 | $22,000 | -31.2% | 1,655 | -43.2% | 0.00% | – |
| Q1 2016 | $32,000 | +52.4% | 2,913 | +61.8% | 0.00% | – |
| Q4 2015 | $21,000 | +61.5% | 1,800 | +43.1% | 0.00% | – |
| Q3 2015 | $13,000 | -66.7% | 1,258 | -50.7% | 0.00% | – |
| Q2 2014 | $39,000 | – | 2,550 | – | 0.00% | – |
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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% |