Proto Labs Ownership & Insider Activity

Proto Labs (PRLB) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 11.5% of shares outstanding. Institutional investors hold 65.7%. Over the past 90 days, insiders made 2 purchases worth $101K and 2 sales worth $903K.

Shares Outstanding

23.872M

Shares Float

17.374M

Insider Shares Owned

2.755M

Insider % Owned

11.5%

Institutional Shares Held

15.688M

Institutional % Held

65.7%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

$101K total

Sales (90d)

$903K total

Net Activity

Net Selling

Net Value (90d)

-$801K

Proto Labs Insider Transactions (Last 6 Months)

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Date	Insider	Title	Type	Shares	Price	Value
Nov 3, 2026	Rainer Gawlick	DIRECTOR	BUY	720.000	$68.18	$49K
Nov 2, 2026	Suresh Krishna	PRESIDENT AND CEO	BUY	750.000	$69.52	$52K
Sep 24, 2026	Daniel Schumacher	CHIEF FINANCIAL OFFICER	SELL	5.000K	$95.32	$477K
Sep 16, 2026	Daniel Schumacher	CHIEF FINANCIAL OFFICER	SELL	5.000K	$85.21	$426K
Jun 2, 2026	SVEN WEHRWEIN	DIRECTOR	SELL	2.000K	$77.28	$155K
May 11, 2026	Michael Kenison	CHIEF OPERATIONS OFFICER	SELL	8.503K	$55.50	$1.0M
May 7, 2026	Michael Kenison	CHIEF OPERATIONS OFFICER	SELL-OPTIONS	—	$51.84	$7K

Proto Labs Inc

Proto Labs Ownership & Insider Activity

Proto Labs Insider Transactions (Last 6 Months)

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