X | 
			Filing Date | 
			Trade Date | 
			Ticker | 
			Insider Name | Title |  
			Trade Type | 
			Price | 
			Qty | 
			Owned | 
			ΔOwn | 
			Value | 
			1d | 
			1w | 
			1m | 
			6m | 
			
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 2025-10-02  | MASS | Griffith Joseph H. IV | CFO | S - Sale | $9.05 | -5,000 | 92,930 | -5% | -$45,247 | |||||
2025-09-19  | MASS | Griffith Joseph H. IV | CFO | S - Sale | $7.07 | -5,000 | 97,930 | -5% | -$35,339 | ||||||
| M | 2025-06-16  | MASS | Turner Michael S. | Chief Legal, Admin Officer | S - Sale | $7.51 | -24,603 | 0 | -100% | -$184,789 | |||||
2025-06-04  | MASS | Griffith Joseph H. IV | CFO | S - Sale | $7.08 | -6,940 | 102,930 | -6% | -$49,135 | ||||||
2025-05-15  | MASS | Knopp Kevin J. | Pres, CEO | P - Purchase | $4.44 | +15,000 | 1,263,956 | +1% | +$66,596 | ||||||
2025-05-14  | MASS | Spoto Mark | Dir | P - Purchase | $4.29 | +10,000 | 66,570 | +18% | +$42,850 | ||||||
2025-05-14  | MASS | Knopp Kevin J. | Pres, CEO | P - Purchase | $4.32 | +15,000 | 1,248,956 | +1% | +$64,788 | ||||||
| D | 2025-02-03  | MASS | Griffith Joseph H. IV | CFO | S - Sale+OE | $2.34 | -10,236 | 109,870 | -9% | -$23,985 | |||||
| D | 2025-02-03  | MASS | Turner Michael S. | Chief Legal, Admin Officer | S - Sale+OE | $2.33 | -9,672 | 24,603 | -28% | -$22,499 | |||||
| D | 2025-02-03  | MASS | Knopp Kevin J. | Pres, CEO | S - Sale+OE | $2.32 | -16,001 | 1,233,956 | -1% | -$37,109 | |||||
| D | 2025-02-03  | MASS | Brown Christopher D. | Chief Product Officer | S - Sale+OE | $2.34 | -7,767 | 962,122 | -1% | -$18,191 | |||||
2024-05-13  | MASS | Knopp Kevin J. | Pres, CEO | P - Purchase | $6.42 | +10,000 | 1,050,204 | +1% | +$64,200 | ||||||
2024-05-10  | MASS | Knopp Kevin J. | Pres, CEO | P - Purchase | $5.77 | +10,000 | 1,040,204 | +1% | +$57,700 | ||||||
2024-05-09  | MASS | Knopp Kevin J. | Pres, CEO | P - Purchase | $5.83 | +10,000 | 1,030,204 | +1% | +$58,300 | ||||||
2024-05-08  | MASS | Knopp Kevin J. | Pres, CEO | P - Purchase | $5.72 | +10,000 | 1,020,204 | +1% | +$57,200 | ||||||
2024-05-07  | MASS | Knopp Kevin J. | Pres, CEO | P - Purchase | $5.60 | +10,000 | 1,010,204 | +1% | +$56,000 | ||||||
| DM | 2024-02-01  | MASS | Griffith Joseph H. IV | CFO | S - Sale+OE | $7.06 | -15,409 | 80,000 | -16% | -$108,765 | |||||
| D | 2024-02-01  | MASS | Turner Michael S. | Chief Legal, Admin Officer | S - Sale+OE | $6.99 | -5,232 | 9,105 | -36% | -$36,559 | |||||
| D | 2024-02-01  | MASS | Knopp Kevin J. | Pres, CEO | S - Sale+OE | $7.00 | -9,071 | 953,204 | -1% | -$63,461 | |||||
| D | 2024-02-01  | MASS | Brown Christopher D. | Chief Product Officer | S - Sale+OE | $7.01 | -3,957 | 886,394 | 0% | -$27,730 | |||||
2023-12-28  | MASS | Griffith Joseph H. IV | CFO | S - Sale | $12.08 | -6,000 | 80,000 | -7% | -$72,480 | ||||||
2023-12-19  | MASS | Griffith Joseph H. IV | CFO | S - Sale | $9.08 | -5,580 | 86,000 | -6% | -$50,666 | ||||||
| M | 2023-12-19  | MASS | Brown Christopher D. | Chief Product Officer | S - Sale | $9.10 | -20,000 | 877,905 | -2% | -$182,000 | 
| A | Amended filing | 
| D | Derivative transaction in filing (usually option exercise) | 
| E | Error detected in filing | 
| M | Multiple transactions in filing; earliest reported transaction date and weighted average transaction price | 
| S - Sale | Sale of securities on an exchange or to another person | 
| S - Sale+OE | Sale of securities on an exchange or to another person (after option exercise) | 
| F - Tax | Payment of exercise price or tax liability using portion of securities received from the company | 
| P - Purchase | Purchase of securities on an exchange or from another person |