Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-20-007590-index-headers.html | 2020-06-18 08:15:39 | |
| 0001558370-20-007590-index.html | 2020-06-18 08:15:39 | |
| 0001558370-20-007590.txt | 2020-06-18 08:15:39 | |
 0001558370-20-007590-xbrl.zip | 14131 | 2020-06-18 08:15:39 |
| FilingSummary.xml | 1733 | 2020-06-18 08:15:39 |
| Financial_Report.xlsx | 5786 | 2020-06-18 08:15:39 |
| imgn-20200617xex10d1.htm | 25490 | 2020-06-18 08:15:39 |
| imgn-20200618.xsd | 3039 | 2020-06-18 08:15:39 |
| imgn-20200618x8k.htm | 52341 | 2020-06-18 08:15:39 |
| imgn-20200618x8k_htm.xml | 4646 | 2020-06-18 08:15:39 |
| imgn-20200618_lab.xml | 16755 | 2020-06-18 08:15:39 |
| imgn-20200618_pre.xml | 9902 | 2020-06-18 08:15:39 |
| MetaLinks.json | 16664 | 2020-06-18 08:15:39 |
| R1.htm | 38630 | 2020-06-18 08:15:39 |
| report.css | 2767 | 2020-06-18 08:15:39 |
| Show.js | 1084 | 2020-06-18 08:15:39 |