Japan Insider Activity (EDINET) — 2026-05-29

by japan-insider-activities-daily

🇯🇵 EDINET DB Report — 2026-05-29

🟢 ACCUMULATING — 4840 Tri-Eyes ← Shunpei Iwao, 8.18% (increased by 2.18pp from prior filing) Read: Shunpei Iwao raised his declared stake by 2.18pp to 8.18% via incentive stock acquisition rights — insider alignment signal, not open-market accumulation.

🔁 BUYBACK — new authorization • 8035 Tokyo Electron — new repurchase framework (取得枠) established • 9310 Nippon Trans City — repurchase authorization decided • 7276 Koito Manufacturing — repurchase authorization decided Read: Three companies announced fresh share repurchase authorizations, reflecting management confidence in current share prices.

🔁 BUYBACK — ToSTNeT / market purchase • 9107 "K" Line — combined new open-market authorization and ToSTNeT-3 repurchase announced • 2266 Rokko Butter — ToSTNeT-3 block purchase result filed; program complete • 471A NS Group — ToSTNeT-3 block purchase result filed; program complete Read: Three companies executed or concluded off-hours block purchases via ToSTNeT-3, actively reducing their public floats.

🔁 BUYBACK — monthly progress • 6857 Advantest — ongoing repurchase progress reported • 3512 Nihon Felt — repurchase progress reported; program complete • 9272 Boutiques — ongoing repurchase progress reported Read: Three companies disclosed repurchase activity under live programs, confirming steady capital-return execution.

🔁 BUYBACK — cancellation • 6806 Hirose Electric • 3088 Matsukiyo Cocokara & Company • 6445 Janome • 3064 MonotaRO • 4633 Sakata Inx • 4684 Obic • 1981 Kyowa Nissei Read: Seven companies formally cancelled treasury shares repurchased under prior programs, permanently shrinking their share counts and lifting per-share metrics.

🎯 TOB — 184A Manabiaid ← NOVA Holdings Co., Ltd. Read: NOVA Holdings' tender offer for Manabiaid has concluded — result filed at ¥338/share, offer period 2026-04-27–2026-05-28. Source: https://maonline.jp/news/20260424k

📉 GUIDANCE DOWN — 9243 P-Fuji Techno HD Read: P-Fuji Techno HD booked a special loss and revised FY2026/3 consolidated profit downward, with actual results falling below the prior forecast.