Schumacher Daniel Insider Trades & Stock Holdings

Chief Financial Officer · Proto Labs Inc · Latest filing Sep 24, 2026

Schumacher Daniel, Chief Financial Officer at Proto Labs Inc has 3 Form 4 trades on file since Sep 16, 2026. Open-market activity: 0 purchases ($0) and 3 sales ($902.64K), net -$902.64K. Latest filing: disposed of 5K shares of $PRLB on Sep 24, 2026 at $95.32.

Trades on file

3

Open-market bought

$0

Open-market sold

$902.64K

Net open-market

-$902.64K

Latest filing

Sep 24, 2026

All insider trades by Schumacher Daniel

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Sep 24, 2026	$PRLB	Sell (Open-market sale) 10b5-1	5K	$95.32	$476.60K			+1.5%			Chief Financial Officer		—
Sep 17, 2026	$PRLB	Sell (Open-market sale) 10b5-1	4.90K	$85.21	$417.54K			+7.6%			Chief Financial Officer		—
Sep 16, 2026	$PRLB	Sell (Open-market sale) 10b5-1	100	$85	$8.50K			+7.1%	+2.9%		Chief Financial Officer		—

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Schumacher Daniel traded

• $PRLB

Frequently asked questions

Has Schumacher Daniel been buying or selling stock?

Schumacher Daniel has 0 open-market purchases and 3 open-market sales on file, net -$902.64K. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Schumacher Daniel's latest insider trade?

disposed of 5K shares of $PRLB on Sep 24, 2026 at $95.32.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.