Arthur R. Baker III, Chief Technology Officer at Proto Labs Inc (PRLB), bought 10,000 shares at $49.21 ($492K) on 2021-12-01, disclosed to the SEC on 2021-12-01.
High-signal trade — passes our conviction filters but the AI narrative is still being generated. Check back shortly.
Clearly above the average filing.
| Filing → |
| PRLB | SELL | 2018-09-11 | $1.1M | — | Filing → |
| PRLB | BUY | 2016-09-06 | $165K | — | Filing → |
| MTSC | SELL | 2014-02-18 | $777K | — | Filing → |