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Schumacher Daniel's Form 4 filing

Proto Labs Inc (PRLB) · filed Sep 18, 2026

Accession no.
0001628280-26-062704
Filed
Sep 18, 2026, 4:02 PM ET
Trade date
Sep 16-17, 2026
Filing delay
2 days
Rule 10b5-1 plan
Checked

This filing lists 2 non-derivative transactions and 0 derivative transactions. Open-market sales total $426.0K. It was filed 2 days after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Schumacher DanielCIK 0001894753Officer (Chief Financial Officer)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Sep 16, 2026Common StockSSaleDisposed−100$85.00−$8,50044,919Direct
Sep 17, 2026Common StockSSaleDisposed−4,900$85.21−$417,535.3740,019Direct

Footnotes

Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.

Read the original on SEC EDGAR (opens in a new tab)