InsiderTrades

Form 4 for PRLB Proto Labs Inc

Accepted 2026-02-27 00:00:00 ET · period of report 2026-02-25 · accession 0001628280-26-012832 · 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
D 2026-02-27 2026-02-25 PRLB Schumacher Daniel CFO F - Tax $62.63 -504 45.3K -1% -$31.6K
D 2026-02-27 2026-02-25 PRLB Schumacher Daniel CFO A - Grant $0.00 +3,074 45.8K +7% $0
D 2026-02-27 2026-02-25 PRLB Schumacher Daniel CFO A - Grant $0.00 +5,605 5,605 New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-25 F D 504 $62.63 45,274 D — —
2 Common Common Stock 2026-02-25 A A 3,074 $0.00 45,778 D — — (F1) Restricted Stock Units that vest as follows: 25% of shares subject to the award will vest on February 25, 2027, and on each February 25th thereafter until all shares subject to the award are fully vested.
3 Derivative Employee Stock Option (right to buy) 2026-02-25 A A 5,605 $0.00 5,605 D $62.63 · — to 2036-02-25 5,605 Common Stock (F2) 25% of shares subject to the award will vest on February 25, 2027, and on each February 25th thereafter until all shares subject to the award are fully vested.