20260513_MBSS_Pengumuman RUPS_32091051_lamp1.pdf

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mbss MITRABAHTERA SEGARA SEJATI Tbk

DAIDAN

Jakarta, 13 Mei 2026

: Penyampaian Pengumuman Rapat Umum Pemegang Saham Tahunan dan Luar Biasa

PT Mitrabahtera Segara Sejati Tbk (“Perseroan”) / Submission of the Announcement for
Annual and Extraordinary General Meeting of Shareholders PT Mitrabahtera Segara Sejati Tbk

Nomor: 013/MBSS-Corsec/V/2026
Perihal

(the “Company”)
Kepada:

Otoritas Jasa Keuangan / Financial Services Authority

Gedung Sumitro Djojohadikusumo
Jl. Lapangan Banteng Timur No. 2-4
Jakarta 10710
Up. Yth.

: Kepala Eksekutif Pengawas Pasar Modal

Chief Executive of Capital Market Supervision

PT Bursa Efek Indonesia / Indonesia Stock Exchange

Indonesia Stock Exchange Building, Tower 2
Jl. Jend. Sudirman Kav. 52 — 53

Jakarta 12190
Up. Yth.

: Direktur Penilaian Perusahaan
Director of Listing

Dengan hormat,

Merujuk kepada Peraturan Otoritas Jasa Keuangan
(“OJK”) Nomor 15/POJK.04/2020 tentang Rencana
dan Penyelenggaraan Rapat Umum Pemegang
Saham Perusahaan Terbuka (“POJK 15/2020”) dan
Peraturan OJK Nomor 16/POJK.04/2020 tentang
Pelaksanaan Rapat Umum Pemegang Saham
Perusahaan Terbuka Secara Elektronik (“POJK
16/2020”), bersama ini kami sampaikan
pengumuman kepada para Pemegang Saham
sehubungan dengan Rapat Umum Pemegang
Saham Tahunan dan Rapat Umum Pemegang
Saham Luar Biasa (“Rapat”) Perseroan. Selain
dimuat di situs web Bursa Efek Indonesia (“BEI”)
www.idx.co.id, Pengumuman Rapat ini juga dimuat di
aplikasi Electronic General Meeting System KSEI
(“eASY.KSEI”) www.easy.ksei.co.id dan situs web
Perseroan www.mbss.co.id pada tanggal 13 Mei
2026.

Dear Sir,

Refers to Regulation of the Financial Service Authority

- ((OJK") No. 15/POJK.04/2020 on the Planning and

Implementation of General Meeting of Shareholders for
Public Companies (“OJK Regulation 15/2020”), and OJK
Regulation No. 16/POJK.04/2020 on the Implementation
of Electronic General Meeting of Shareholders of Public
Companies (“OJK Regulation 16/2020”), we herewith
convey an announcement to the Shareholders in
connection with the Company's Annual General Meeting
of Shareholders and Extraordinary General Meeting of
Shareholders (“Meeting”). Apart from being published on
the Indonesia Stock Exchange (“IDX”) website
www.idx.co.id, the Meeting Announcement is also
published on the KSEI Electronic General Meeting
System application (“eASY.KSEI”) www.easy.ksei.co.id
and the Company's website www.mbss.co.id on May,
13" 2026.