Exhibit 99.1 Investor Call Mtron will host a conference call on Thursday November 13, 2025, at 10:30 a.m. ET to review these results. To access the conference call, please use the dial-in information below: | Toll Free Dial-in | (800) 715-9871 | | --- | --- | | Number: | | | Toll Dial-in | +1 (646) 307-1963 | | Number: | | | Conference ID: | 5302531 | M-tron Industries, Inc. Reports Preliminary Third Quarter 2025 Results ORLANDO, Florida (November 4, 2025) — M-tron Industries, Inc. (NYSE American: MPTI) ("M ...