X0407 4 2023-06-22 0000914122 Perma-Pipe International Holdings, Inc. PPIH 0001875752 Dewbre Grant 24900 PITKIN RD. SUITE 309 SPRING TX 77386 1 Chief Operating Officer 0 Common Stock 2023-06-22 4 F 0 711 9.70 D 33580 D The shares of common stock underlying the restricted stock reported as disposed herein were withheld by the issuer in satisfaction of tax withholding obligations associated with the vesting of restricted stock. /s/ Grant Dewbre 2023-06-27