John Kenneweg
Insider at MASS
Data refreshed: Oct 11, 2026, 11:42 PM UTC
Total filings
6
Buys
0
$0
Sells
3
$280K
Grants & other
0
$0
Recent filings
| Filed | Symbol | Type | Qty | Value |
|---|---|---|---|---|
| Sep 17, 2026 | MASS 908 Devices Inc. | OTHER | 1,000 | $960 |
| Sep 17, 2026 | MASS 908 Devices Inc. | SELL | 1,000 | $10K |
| Sep 17, 2026 | MASS 908 Devices Inc. | OTHER | 21,399 | $21K |
| Sep 17, 2026 | MASS 908 Devices Inc. | SELL | 21,399 | $216K |
| Sep 17, 2026 | MASS 908 Devices Inc. | SELL | 5,257 | $54K |
| Sep 17, 2026 | MASS 908 Devices Inc. | OTHER | 5,257 | $5K |