| Reporting Person: | SOROS FUND MANAGEMENT LLC |
| Address: | 250 WEST 55TH STREET |
| 38TH FLOOR | |
| NEW YORK, NY 10019 | |
| Designated Filer: | SOROS FUND MANAGEMENT LLC |
| Issuer and Symbol: | EXA CORPORATION [EXA] |
| Date of Event Requiring Statement: | 11/17/2017 |
| Signature: | /s/ Regan O'Neill Regan O'Neill, as Assistant General Counsel |
| Reporting Person: | GEORGE SOROS |
| Address: | 250 WEST 55TH STREET |
| 38TH FLOOR | |
| NEW YORK, NY 10019 | |
| Designated Filer: | SOROS FUND MANAGEMENT LLC |
| Issuer and Symbol: | EXA CORPORATION [EXA] |
| Date of Event Requiring Statement: | 11/17/2017 |
| Signature: | /s/ Regan O'Neill Regan O'Neill, as Attorney-in-Fact |
| Reporting Person: | ROBERT SOROS |
| Address: | 250 WEST 55TH STREET |
| 38TH FLOOR | |
| NEW YORK, NY 10019 | |
| Designated Filer: | SOROS FUND MANAGEMENT LLC |
| Issuer and Symbol: | EXA CORPORATION [EXA] |
| Date of Event Requiring Statement: | 11/17/2017 |
| Signature: | /s/ Regan O'Neill Regan O'Neill, as Attorney-in-Fact |
