IPGP IPG PHOTONICS CORP Management Changes 8-K Filing 2025 - Management Changes IPG Photonics Corporation announced its financial results for the quarter ending December 31, 2024, and reported the retirement of Vice President Thomas J. Burgomaster effective March 1, 2025, with Mary E. Buttarazzi appointed as his successor.Get access to all SEC 8-K filings of the IPG PHOTONICS CORP