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| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For MASS | |||||
| 2026-03-02 | Mccallion, Kevin J. | SVP, Products and Production | Sold | 7 | $7.00 |
| 2026-03-02 | Mccallion, Kevin J. | SVP, Products and Production | Purchased | 7 | $1.05 |
| 2026-03-02 | Mccallion, Kevin J. | SVP, Products and Production | Sold | 7 | $0.00 |
| 2026-02-02 | Knopp, Kevin J. | Director, President and CEO | Purchased | 90043 | $0.00 |
| 2026-02-02 | Griffith, Joseph H. Iv | Chief Financial Officer | Purchased | 121164 | $0.00 |
| 2026-02-02 | Knopp, Kevin J. | Director, President and CEO | Sold | 34764 | $6.18 |
| 2026-02-02 | Griffith, Joseph H. Iv | Chief Financial Officer | Sold | 23175 | $6.18 |
| 2026-02-02 | Griffith, Joseph H. Iv | Chief Financial Officer | Purchased | 52967 | $0.00 |
| 2026-02-02 | Knopp, Kevin J. | Director, President and CEO | Purchased | 205978 | $0.00 |
| 2026-02-01 | Knopp, Kevin J. | Director, President and CEO | Sold | 66288 | $0.00 |
| 2026-02-01 | Griffith, Joseph H. Iv | Chief Financial Officer | Purchased | 5102 | $0.00 |
| 2026-02-01 | Griffith, Joseph H. Iv | Chief Financial Officer | Purchased | 10306 | $0.00 |
| 2026-02-01 | Griffith, Joseph H. Iv | Chief Financial Officer | Purchased | 11260 | $0.00 |
| 2026-02-01 | Griffith, Joseph H. Iv | Chief Financial Officer | Purchased | 43473 | $0.00 |
| 2026-02-01 | Brown, Christopher D. | Director | Purchased | 7418 | $0.00 |
| 2026-02-01 | Knopp, Kevin J. | Director, President and CEO | Purchased | 11255 | $0.00 |
| 2026-02-01 | Brown, Christopher D. | Director | Sold | 10992 | $0.00 |
| 2026-02-01 | Knopp, Kevin J. | Director, President and CEO | Purchased | 13449 | $0.00 |
| 2026-02-01 | Knopp, Kevin J. | Director, President and CEO | Purchased | 17007 | $0.00 |
| 2026-02-01 | Knopp, Kevin J. | Director, President and CEO | Purchased | 66288 | $0.00 |
