Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-20-004868-index-headers.html | 2020-05-01 06:35:44 | |
| 0001558370-20-004868-index.html | 2020-05-01 06:35:44 | |
| 0001558370-20-004868.txt | 2020-05-01 06:35:44 | |
 0001558370-20-004868-xbrl.zip | 18503 | 2020-05-01 06:35:44 |
| FilingSummary.xml | 1733 | 2020-05-01 06:35:44 |
| Financial_Report.xlsx | 5784 | 2020-05-01 06:35:44 |
| imgn-20200501.xsd | 3037 | 2020-05-01 06:35:44 |
| imgn-20200501x8k.htm | 34878 | 2020-05-01 06:35:44 |
| imgn-20200501x8k_htm.xml | 4600 | 2020-05-01 06:35:44 |
| imgn-20200501xex99d1.htm | 180933 | 2020-05-01 06:35:44 |
 imgn-20200501xex99d1g001.jpg | 158550 | 2020-05-01 06:35:44 |
| imgn-20200501_lab.xml | 16753 | 2020-05-01 06:35:44 |
| imgn-20200501_pre.xml | 9900 | 2020-05-01 06:35:44 |
| MetaLinks.json | 16660 | 2020-05-01 06:35:44 |
| R1.htm | 38629 | 2020-05-01 06:35:44 |
| report.css | 2766 | 2020-05-01 06:35:44 |
| Show.js | 1085 | 2020-05-01 06:35:44 |