Ownership History
| DIV TECHNOLOGY WAY LLC | $18,500,000 | 1450/79 | 12/21/2022 |
| RUBIUS THERAPEUTICS INC | $0 | 1327/1 | 01/12/2021 |
| RUBIUS THERAPEUTICS INC | $8,000,000 | 1175/72 | 08/01/2018 |
| ALEXION PHARMACEUTICALS INC | $0 | 20170010/ | 05/15/2017 |
| ALEXION PHARMACEUTICALS INC | $0 | 1106/266 | 05/15/2017 |
| ALEXION MANUFACTURING LLC | $0 | 661/96 | 11/10/2008 |
| ALEXION MANUFACTURING LLC | $0 | 645/264 | 07/08/2008 |
| ALEXION MANUFACTURING LLC | $0 | 600/140 | 10/09/2007 |
| ALEXION MANUFACTURING LLC | $0 | PB6/PG123 | 07/18/2006 |
| ALEXION MANUFACTURING LLC | $13,000,000 | 504/7 | 07/12/2006 |
| ALEXION MANUFACTURING LLC | $0 | 504/49 | 07/12/2006 |
| ALEXION MANUFACTURING LLC | $0 | 504/45 | 07/12/2006 |
| DOW CHEMICAL COMPANY | $0 | 494/973 | 04/27/2006 |
| RHODE ISLAND ECONOMIC DEVELOPMENT CORP | $0 | 425/849 | 05/24/2004 |
| RHODE ISLAND ECONOMIC DEVELOPMENT CORPOR | $0 | 322/638 | 05/01/2002 |
| PITTS JACK D SR | $0 | 178/22 | 08/01/1993 |