144 0002024780 XXXXXXXX LIVE 0001448397 Seanergy Maritime Holdings Corp. 001-34848 154 Vouliagmenis Avenue Glyfada Athens J3 16674 30 210 8913507 Gyftakis Stavros Chief Financial Officer Common Alpha Finance Investment Services Single Member S.A.

Panepistimiou 45 Athens J3 105 64

20000 162200 20489165 11/29/2024 NASDAQ Common UBS Securities LLC

1285 Avenue of the Americas New York NY 10019

20000 162200 20489165 11/29/2024 NASDAQ Common 03/27/2023 Stock Award Seanergy Maritime Holdings Corp. N 40000 03/27/2023 Compensation Y 11/29/2024 /s/ Stavros Gyftakis