Arthur R. Baker III, Chief Technology Officer at Proto Labs Inc (PRLB), sold 10,991 shares at $196.26 ($2.1M) on 2021-02-16, disclosed to the SEC on 2021-02-18.
Seasonal sale ($2.1M) by Chief Technology Officer — this insider has traded PRLB in February in at least three consecutive prior years. Pattern-driven, low signal.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $181.09 | 802 | $145K | 7.0% |
| 2 | $181.09 | 802 | $145K | 7.0% |
| 3 | $182.81 | 1,100 | $201K | 9.8% |
| 4 | $183.69 | 900 | $165K | 8.0% |
| 5 | $184.85 | 1,500 | $277K | 13.4% |
| 6 | $185.66 | 2,100 |
| $390K |
| 18.9% |
| 7 | $186.82 | 700 | $131K | 6.3% |
| 8 | $196.26 | 2,000 | $393K | 19.0% |
| 9 | $197.05 | 1,087 | $214K | 10.4% |
| Total | $187.57 avg | 10,991 | $2.1M | 100% |
| Filing → |
| PRLB | SELL | 2018-09-11 | $1.1M | — | Filing → |
| PRLB | BUY | 2016-09-06 | $165K | — | Filing → |
| MTSC | SELL | 2014-02-18 | $777K | — | Filing → |