Internet Initiative Japan

3774.TInformation & Communication
Major holders (5%+) · 2
HolderStakeChangeFiled
Oasis Management Company Ltd.9.07%+1.03pp2026-07-01
NTT, Inc.6.67%—2025-11-10

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

Former and minor holders (below 5%) · 5
NTT DOCOMO BUSINESS, Inc.4.45%2025-11-10
Global Alpha Capital Management Ltd.4.03%2025-04-22
Nomura Asset Management Co., Ltd.3.34%2026-03-05
NOMURA INTERNATIONAL PLC0.67%2026-03-05
Nomura Securities Co., Ltd.0.48%2026-03-05
Ownership history · 11
FiledHolderRatioChangePurpose
2026-07-01Oasis Management Company Ltd.2026-07-019.07%+1.03ppMaterial proposals to management (activist); Engagement / governance dialogue
2026-05-13Oasis Management Company Ltd.2026-05-138.04%+0.56ppMaterial proposals to management (activist); Engagement / governance dialogue
2026-05-07Oasis Management Company Ltd.2026-05-077.48%newMaterial proposals to management (activist)
2026-03-05AmendedNomura Securities Co., Ltd.2026-03-05 · amended0.48%newSecurities trading business
2026-03-05AmendedNOMURA INTERNATIONAL PLC2026-03-05 · amended0.67%newSecurities trading business
2026-03-05AmendedNomura Asset Management Co., Ltd.2026-03-05 · amended3.34%newAsset management / investment
2025-11-10NTT DOCOMO BUSINESS, Inc.2025-11-104.45%newStrategic holding (cross-shareholding)
2025-11-10NTT, Inc.2025-11-106.67%newStrategic holding (cross-shareholding)
2025-04-22AmendedGlobal Alpha Capital Management Ltd.2025-04-22 · amended4.03%-1.03ppPure investment; Held for clients (discretionary / trust); Asset management / investment
2024-08-09AmendedGlobal Alpha Capital Management Ltd.2024-08-09 · amended5.06%-1.00ppPure investment; Held for clients (discretionary / trust); Asset management / investment
2024-08-09AmendedGlobal Alpha Capital Management Ltd.2024-08-09 · amended6.06%newPure investment; Held for clients (discretionary / trust); Asset management / investment

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