Arent

5254.TInformation & Communication
Major holders (5%+) · 4
HolderStakeChangeFiled
Hiroki Kamobayashi34.24%-1.01pp2025-12-16
Hikari Tsushin K.K.12.36%+1.02pp2026-08-21
Umebayashi Masanao7.03%+3.57pp2025-12-26
Sakai Fumitaka5.80%—2024-06-26

Each holder's own ratio from its most recent large-shareholding report.

Former and minor holders (below 5%) · 7
SBI Investment Co., Ltd.4.54%2026-09-16
Atsushi Maruyama4.43%2024-10-29
Takashi Nakagawa4.20%2025-05-29
UH Partners 2, Inc.2.90%2026-03-04
SBI SECURITIES Co., Ltd.0.34%2026-09-16
Sakura Insurance Inc.0.23%2026-03-04
Rheos Capital Works Inc.0.00%2026-01-22
Ownership history · 66
FiledHolderRatioChangePurpose
2026-09-16AmendedSBI SECURITIES Co., Ltd.2026-09-16 · amended0.34%-0.07ppSecurities trading business
2026-09-16AmendedSBI Investment Co., Ltd.2026-09-16 · amended4.54%-0.94ppPure investment
2026-08-06AmendedSBI SECURITIES Co., Ltd.2026-08-06 · amended0.41%-0.77ppSecurities trading business
2026-08-06AmendedSBI Investment Co., Ltd.2026-08-06 · amended5.48%-0.23ppPure investment
2026-03-04AmendedSakura Insurance Inc.2026-03-04 · amended0.23%no changePure investment
2026-03-04AmendedUH Partners 2, Inc.2026-03-04 · amended2.90%+1.02ppPure investment
2026-03-04AmendedHikari Tsushin K.K.2026-03-04 · amended9.23%no changePure investment
2026-03-04AmendedSakura Insurance Inc.2026-03-04 · amended0.23%no changePure investment
2026-03-04AmendedUH Partners 2, Inc.2026-03-04 · amended1.88%+0.80ppPure investment
2026-03-04AmendedHikari Tsushin K.K.2026-03-04 · amended9.23%+0.22ppPure investment
2026-03-04AmendedSakura Insurance Inc.2026-03-04 · amended0.23%no changePure investment
2026-03-04AmendedUH Partners 2, Inc.2026-03-04 · amended1.08%+0.57ppPure investment
2026-03-04AmendedHikari Tsushin K.K.2026-03-04 · amended9.01%+0.55ppPure investment
2026-03-04AmendedSakura Insurance Inc.2026-03-04 · amended0.23%no changePure investment
2026-03-04AmendedUH Partners 2, Inc.2026-03-04 · amended0.51%+0.41ppPure investment
2026-03-04AmendedHikari Tsushin K.K.2026-03-04 · amended8.46%+0.61ppPure investment
2026-03-04AmendedUH Partners 2, Inc.2026-03-04 · amended0.10%newPure investment
2026-03-04AmendedSakura Insurance Inc.2026-03-04 · amended0.23%no changePure investment
2026-03-04AmendedHikari Tsushin K.K.2026-03-04 · amended7.85%+0.97ppPure investment
2026-03-04AmendedSakura Insurance Inc.2026-03-04 · amended0.23%no changePure investment

Each holder in 5% reports, joint holders included. Purpose is classified from the filed text.