PRLB SEC Filings: 8-K, 10-Q, S-3 & 424B – Proto Labs

Financials

TYPE

HEADLINE

FILED AT

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Oct 29, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Jul 31, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

May 1, 2026

10-K

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

Feb 20, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Oct 31, 2025

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Jul 31, 2025

News

TYPE

HEADLINE

FILED AT

8-K

Protolabs Reports Financial Results for the Third Quarter of 2026

Oct 29, 2026

8-K

Protolabs Appoints Sam Ramahi as Chief Operations Officer

Aug 24, 2026

8-K

Protolabs Reports Record Q2 2026 Financial Results and Raises Full-Year Guidance

Jul 31, 2026

8-K

Proto Labs, Inc. Announces Results of 2026 Annual Meeting of Shareholders

May 20, 2026

8-K

Protolabs Appoints Bernardo Parlange as Chief Commercial Officer and Announces COO Retirement

May 7, 2026

8-K

Protolabs Reports Record First Quarter 2026 Financial Results

May 1, 2026

Prospectus

TYPE

HEADLINE

FILED AT

424B1

3,600,000 Shares

Nov 16, 2012

424B4

4,300,000 Shares

Feb 24, 2012

Registrations

TYPE

HEADLINE

FILED AT

S-8

Form S-8 - Securities to be offered to employees in employee benefit plans

Jul 31, 2026

S-8

Form S-8 - Securities to be offered to employees in employee benefit plans

May 27, 2025

S-8

Form S-8 - Securities to be offered to employees in employee benefit plans

May 27, 2025

S-8

Registration

Aug 2, 2024

S-8

Registration

Aug 4, 2023

S-8 POS

Registration

Aug 30, 2022

Proxies

TYPE

HEADLINE

FILED AT

DEFA14A

Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material

Apr 8, 2026

DEF 14A

Form DEF 14A - Other definitive proxy statements

Apr 8, 2026

DEFA14A

Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material

Apr 9, 2025

DEF 14A

Form DEF 14A - Other definitive proxy statements

Apr 9, 2025

DEFA14A

Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material

Apr 12, 2024

DEF 14A

Form DEF 14A - Other definitive proxy statements

Apr 12, 2024

Ownerships

TYPE

HEADLINE

FILED AT

Krishna Suresh (Reporting)

Nov 4, 2026

Gawlick Rainer (Reporting)

Nov 4, 2026

144

Form 144 - Report of proposed sale of securities

Sep 25, 2026

Schumacher Daniel (Reporting)

Sep 25, 2026

144

Form 144 - Report of proposed sale of securities

Sep 24, 2026

144

Form 144 - Report of proposed sale of securities

Sep 24, 2026

Other

TYPE

HEADLINE

FILED AT

Form SD - Specialized disclosure report

May 28, 2026

Form SD - Specialized disclosure report

May 29, 2025

LETTER

Form UPLOAD - SEC-generated letter

Dec 12, 2024

CORRESP

Form CORRESP - Correspondence

Dec 11, 2024

LETTER

Form UPLOAD - SEC-generated letter

Dec 3, 2024

Form SD - Specialized disclosure report

May 29, 2024

Proto Labs, Inc. PRLB · SEC Filings