Protolabs Sets Conference Call to Discuss Third Quarter 2019 Financial Results

Protolabs (NYSE: PRLB) announced today that it will issue its financial results for the Third Quarter 2019 before the opening of the market on Thursday, October 24, 2019. Protolabs will host a call to discuss the results at 8:30 a.m. EDT on the same day. A simultaneous webcast of the call will be available via the investor relations section of the Protolabs website at https://edge.media-server.com/mmc/p/mofpzm2m.

To access the live call, please dial 877-709-8150 or outside the U.S. dial 201-689-8354 at least five minutes prior to the 8:30 a.m. start time. An audio replay will be available on the investor relations section of the Protolabs website beginning approximately two hours following the end of the conference call.

About Protolabs Protolabs, a 20-year industry veteran, is the world’s fastest digital manufacturing source for rapid prototyping and on-demand production. The technology-enabled company produces custom parts and assemblies in as fast as 1 day with automated 3D printing, CNC machining, sheet metal fabrication, and injection molding processes. Its digital approach to manufacturing enables accelerated time to market, reduces development and production costs, and minimizes risk throughout the product life cycle. Visit protolabs.com for more information.

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Investor Relations Contact: Protolabs Dan Schumacher, 763-479-7240 Director of Investor Relations [e-mail]

Media Contact: Protolabs Sarah Ekenberg, 763-479-7560 Marketing Manager, PR & Media [e-mail]