Congress trades and big insider sales, sent the day they're filed. Free.
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| Score | Actor | Security | Side | Value | Disclosed | Evidence |
|---|---|---|---|---|---|---|
| 4 | Brown Christopher D.Director |  MASS908 Devices Inc.Open-market sale · 10b5-1 plan | SELL | $329K 30.0K sh | Nov 6, 2026 traded Nov 4, 2026 | |
Brown Christopher D.Director |
| MASS908 Devices Inc. Option exercise · 10b5-1 plan |
| M |
| $105K 60.0K sh |
| Oct 9, 2026 traded Oct 7, 2026 |
| 9 | Brown Christopher D.Director | MASS908 Devices Inc. Open-market sale · 10b5-1 plan | SELL | $357K 30.0K sh | Oct 9, 2026 traded Oct 7, 2026 |
| 0 | Brown Christopher D.Director | MASS908 Devices Inc. Option exercise · 10b5-1 plan | M | — 60.0K sh | Oct 9, 2026 traded Oct 7, 2026 |
| 9 | Brown Christopher D.Director | MASS908 Devices Inc. Open-market sale · 10b5-1 plan | SELL | $317K 30.0K sh | Sep 4, 2026 traded Sep 2, 2026 |
| 6 | Brown Christopher D.Director | MASS908 Devices Inc. Open-market sale · 10b5-1 plan | SELL | $77K 8,358 sh | Aug 12, 2026 traded Aug 11, 2026 |
| 6 | Brown Christopher D.Director | MASS908 Devices Inc. Open-market sale · 10b5-1 plan | SELL | $85K 9,442 sh | Aug 12, 2026 traded Aug 10, 2026 |
| 6 | Brown Christopher D.Director | MASS908 Devices Inc. Open-market sale · 10b5-1 plan | SELL | $170K 20.0K sh | Aug 7, 2026 traded Aug 5, 2026 |
| 9 | Brown Christopher D.Director | MASS908 Devices Inc. Open-market sale · 10b5-1 plan | SELL | $20K 2,200 sh | Jul 7, 2026 traded Jul 2, 2026 |
| 6 | Brown Christopher D.Director | MASS908 Devices Inc. Open-market sale · 10b5-1 plan | SELL | $89K 9,900 sh | Jun 25, 2026 traded Jun 23, 2026 |
| 0 | Brown Christopher D.Director | MASS908 Devices Inc. Open-market sale · 10b5-1 plan | SELL | $900 100 sh | Jun 5, 2026 traded Jun 4, 2026 |
| 4 | Brown Christopher D.Director | MASS908 Devices Inc. Open-market sale · 10b5-1 plan | SELL | $175K 20.0K sh | Jun 4, 2026 traded Jun 3, 2026 |
| 7 | Brown Christopher D.Director | MASS908 Devices Inc. Open-market sale · 10b5-1 plan | SELL | $270K 30.0K sh | May 29, 2026 traded May 28, 2026 |
| 9 | Brown Christopher D.Director | MASS908 Devices Inc. Open-market sale · 10b5-1 plan | SELL | $145K 20.0K sh | May 7, 2026 traded May 6, 2026 |
| 9 | Brown Christopher D.Director | MASS908 Devices Inc. Open-market sale · 10b5-1 plan | SELL | $124K 17.6K sh | Apr 10, 2026 traded Apr 10, 2026 |
| 9 | Brown Christopher D.Director | MASS908 Devices Inc. Open-market sale · 10b5-1 plan | SELL | $52K 7,392 sh | Apr 10, 2026 traded Apr 9, 2026 |
| 13 | Brown Christopher D.Director | MASS908 Devices Inc. Open-market sale · 10b5-1 plan | SELL | $106K 15.0K sh | Apr 10, 2026 traded Apr 8, 2026 |