Welcome to our dedicated page for Proto Labs SEC filings (Ticker: PRLB), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Proto Labs, Inc. filings document the regulatory record for an NYSE-listed digital manufacturing company that produces custom parts for prototyping, testing, bridge production, short-run production, and end-use applications. Its SEC disclosures cover operating results, revenue by service activity, non-GAAP measures, cash-flow commentary, and business updates related to CNC machining, digital platforms, and manufacturing capacity.
PRLB filings also include Form 8-K material-event reports for earnings releases and executive leadership changes, amendments to previously furnished results information, and proxy materials covering board matters, executive compensation, equity awards, shareholder voting items, and governance. The company’s filings identify its common stock under the PRLB ticker on the New York Stock Exchange.
Proto Labs, Inc. is asking shareholders to vote at its 2026 virtual annual meeting on May 19, 2026 to elect seven directors and approve several governance and pay matters. Proposals include ratifying Ernst & Young as auditor, an advisory say-on-pay vote, how often to hold future say-on-pay votes, and an amendment to the 2022 Long-Term Incentive Plan, all supported by the board.
The proxy highlights record 2025 revenue of $533.1 million, 6.4% above 2024, and non-GAAP diluted EPS of $1.66, slightly higher than 2024. Management emphasizes digital manufacturing capabilities, stronger revenue per customer contact, and a pay-for-performance philosophy with a mix of cash incentives and equity, including performance stock units tied to three-year total shareholder return.
The Vanguard Group filed an amended Schedule 13G/A for Proto Labs Inc. The amendment states that, following an internal realignment effective January 12, 2026, Vanguard and its reporting entities report zero beneficial ownership of Proto Labs common stock and list ownership as 0 shares (0%).
The filing explains certain Vanguard subsidiaries now report separately under SEC Release No. 34-39538 and affirms no single outside person holds more than 5% of the class. The amendment is signed by Vanguard's Head of Global Fund Administration on 03/27/2026.
Krishna Suresh reported acquisition or exercise transactions in this Form 4 filing.
Proto Labs Inc director and President & CEO Suresh Krishna reported equity awards on February 25, 2026. He received 24,383 employee stock options and a grant of 13,373 shares of common stock at a price of $0.00 per share as compensation awards. The related restricted stock units vest 25% on February 25, 2027 and on each February 25 thereafter until fully vested.
Proto Labs Inc Chief Financial Officer Daniel Schumacher reported equity compensation changes. He received a grant of 5,605 employee stock options and 3,074 shares of common stock, both at a price of $0.00 per share, increasing his direct holdings. A separate disposition of 504 common shares at $62.63 per share was made to cover tax withholding obligations, rather than an open-market sale. The restricted stock units underlying the common stock grant vest in four equal annual installments, with 25% vesting on February 25, 2027 and on each February 25 thereafter until fully vested.
Proto Labs Inc Chief Operations Officer Michael R. Kenison reported equity compensation transactions on February 25, 2026. He received a grant of 4,404 employee stock options and a separate award of 2,415 shares of common stock, both recorded at a price of $0.00 as they are compensation grants.
The filing also shows a disposition of 531 shares of common stock at $62.63 per share classified as a tax-withholding transaction, used to satisfy tax obligations related to the award. After these transactions, his direct common stock holdings totaled 27,186 shares. Footnotes state that 25% of the restricted stock units vest on February 25, 2027, with additional 25% portions vesting on each February 25th thereafter until fully vested.
Proto Labs Inc Chief Technology & AI Officer Marc Kermisch reported equity awards on February 25, 2026. He acquired an employee stock option for 5,095 shares at an exercise price of $0.00 per share and a grant of 2,795 shares of common stock.
The filing explains that the common stock reflects restricted stock units, with 25% of the shares scheduled to vest on February 25, 2027, and additional 25% tranches vesting on each February 25 thereafter until fully vested. Following the award, he directly owned 6,513 shares of common stock.
Proto Labs, Inc. is a Minnesota-based digital manufacturer that produces custom prototype and low-volume production parts through injection molding, CNC machining, 3D printing, and sheet metal fabrication, fulfilling work in its own factories and via the Protolabs Network of global manufacturing partners.
The company emphasizes speed, e‑commerce ordering and automated quoting, claiming over 700 million parts produced for more than 300,000 customers, including a large share of Fortune 100 companies. As of June 30, 2025, non‑affiliate market value was about $0.9 billion, with 23,775,160 common shares outstanding as of February 17, 2026. Its strategy centers on four pillars: elevating customer experience, accelerating innovation, expanding production use cases, and driving operational efficiency.
Proto Labs highlights AI use in pricing, sourcing, quality inspection and toolpath verification, and holds 60 issued U.S. patents plus additional applications and trademarks. The 10‑K details environmental and social initiatives, including solar power at a major facility, STEM grants, and extensive employee training, as well as extensive risk factors covering competition, technology change, cybersecurity, AI governance, global operations, and regulatory and market volatility.
Proto Labs Inc Chief Financial Officer Daniel Schumacher reported a Form 4 transaction involving company common stock. On February 13, 2026, he disposed of 1,267 shares of Proto Labs common stock at $67.52 per share to satisfy tax obligations by delivering shares. After this tax-withholding disposition, he directly owned 42,704 common shares of Proto Labs.
Proto Labs Inc Chief Operations Officer Michael R. Kenison reported two transactions in company common stock. On February 17, 2026, he sold 5,000 shares in an open-market transaction at a weighted average price of $66.463 per share under a pre-arranged Rule 10b5-1 trading plan, leaving him with 25,302 shares directly held afterward.
Earlier, on February 13, 2026, he disposed of 1,540 shares at $67.52 per share to cover tax obligations through a stock withholding transaction, after which his direct holdings were 30,302 shares. The open-market sale prices ranged from $66.01 to $66.87 per share.