Form 4 for PRLB Proto Labs Inc
Accepted 2026-09-18 16:02:31 ET · period of report 2026-09-16 · accession 0001628280-26-062704 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MT | 2026-09-18 16:02 | 2026-09-16+ | PRLB | Schumacher Daniel | CFO | S - Sale | $85.21 | -5,000 | 40.0K | -11% | -$426.0K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-09-16 | S | D | 100 | $85.00 | 44,919 | D | — | — | (F1) This transaction was executed pursuant to a Rule 10b5 1 trading plan adopted by the Reporting Person on June 5, 2026. |
| 2 | Common | Common Stock | 2026-09-17 | S | D | 4,900 | $85.21 | 40,019 | D | — | — | (F1) This transaction was executed pursuant to a Rule 10b5 1 trading plan adopted by the Reporting Person on June 5, 2026. (F2) Reflects the weighted average price of 4,900 shares of common stock of Proto Labs Inc. sold by the reporting person in multiple transactions on September 17, 2026, with sale prices ranging from $85.00 to $85.50 per share. The reporting person undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |