Japan Insider Activity (EDINET) — 2026-05-19

by japan-insider-activities-daily

🇯🇵 EDINET DB Report — 2026-05-19

🔁 BUYBACK — 5038 eWeLL — monthly progress report, buyback now complete. Read: eWeLL disclosed execution progress on its share repurchase programme and confirmed the buyback has concluded.

🔁 BUYBACK — 2917 Omoriya — ToSTNeT-3 off-auction purchase result; programme complete. Read: Omoriya completed an off-exchange block repurchase via ToSTNeT-3 and closed out the buyback programme entirely.

🔁 BUYBACK — 7610 Tei-Two — new buyback authorization + ToSTNeT-3 off-auction purchase launch. Read: Tei-Two simultaneously approved a new repurchase programme and launched an off-exchange block buy via ToSTNeT-3 — a dual management-confidence signal.

🔁 BUYBACK — 409A Orion Beer — ToSTNeT-3 off-auction purchase result. Read: Orion Beer completed an off-exchange (ToSTNeT-3) block repurchase of its own shares.

🔁 BUYBACK — 7213 Lecip Holdings — new buyback authorization. Read: Lecip Holdings' board approved a new share repurchase programme, a management signal on valuation.

🔁 BUYBACK — 1878 Daito Trust — FCSR committed-buyback post-adjustment completion. Read: Daito Trust completed the post-settlement adjustment on its commitment-type (FCSR) share buyback programme, formally closing the repurchase.

⚡ ACTIVIST — 3823 The Why How Do Company ← Long Corridor Asset Management, 6.51% Read: Known activist Long Corridor holds 6.51% in The Why How Do Company; the change reason indicates the stake decreased by more than 1pp, suggesting gradual position trimming while engagement continues.

🎯 TOB (result) — 2972 Sankei Real Estate Investment Corp ← Tiger LPS & Lion LPS; price: see filing. Read: Tiger LPS and Lion LPS disclosed the outcome of their joint tender offer for the Sankei REIT — all offer details must be confirmed in the filing.

🎯 TOB (opinion — AGAINST) — 7501 Tiemco ← Kenka Synergy Investment Partnership; ¥1,900/share, +2.32% premium, 2026-04-07–2026-05-22. Source: https://www.nikkei.com/nkd/disclosure/tdnr/20260407599281/ Read: Tiemco's board formally opposed Kenka Synergy's tender offer, declaring the 2.32% premium insufficient and signalling the board views intrinsic value as materially higher.

🎯 TOB (amendment) — 2371 Kakaku.com ← Kamgras 1 K.K. (EQT-backed SPV); ¥3,000/share, +8.15% premium, 2026-05-13–2026-07-02. Source: https://www.nikkei.com/nkd/disclosure/tdnr/20260519541368/ Read: EQT's SPV filed a correction to its Kakaku.com take-private offer documents at ¥3,000/share, adjusting terms while extending the offer window to 2 July.

🎯 TOB (result) — 3294 E-Grand ← Seibu Real Estate; ¥4,858/share, +153.55% premium, 2026-04-01–2026-05-18. Source: https://www.nikkei.com/nkd/disclosure/tdnr/20260515536283/ Read: Seibu Real Estate's tender offer for E-Grand closed at ¥4,858/share (153.55% premium to pre-announcement), with E-Grand's parent company and controlling-shareholder positions now transferred.

🎯 TOB (result) — 9024 Seibu Holdings ← Seibu Real Estate [subsidiary]; ¥4,858/share, +153.55% premium, 2026-04-01–2026-05-18. Source: https://kabukiso.com/apply/tob/2026/e-grand.html Read: Seibu Holdings confirmed its subsidiary Seibu Real Estate successfully completed the E-Grand acquisition at a 153.55% premium, adding the property company to the consolidated group.

📈 GUIDANCE UP — 7946 Koyosha — dividend raised (増配) alongside FY results. Read: Koyosha's FY actuals exceeded its forecast and the company lifted its dividend — a combined earnings beat and shareholder-return upgrade.

📊 GUIDANCE REVISED — 7777 3D Matrix — full-year guidance revised alongside a non-operating income booking; direction unconfirmed. Read: 3D Matrix adjusted its earnings forecast and booked non-operating income, but the filing title does not state whether the net revision is up or down — see the release for impact.

📊 GUIDANCE REVISED — 4720 Jonan Shingaku Kenkyusha — full-year guidance revised with a special loss booked; same-day correction notice also filed; direction unconfirmed. Read: Jonan Shingaku Kenkyusha revised its annual forecasts and recorded a special/extraordinary loss — the filing title does not specify net direction, but the loss booking warrants caution.

🔴 DISTRIBUTING — 4374 Robot Payment ← Kenya Kiyohisa (CEO/founder), 44.98% (decreased by 4.81pp from prior filing) Read: Robot Payment's CEO and founder trimmed his direct stake by 4.81pp — notable insider selling even as he retains a commanding 44.98% controlling position.

👤 FOUNDER/INSIDER • 5240 monoAI Technology ← Yoshitaro Honjo (founder/CEO) 16.43% Read: Routine founder amendment disclosing a change in collateral arrangements on existing holdings — no trading signal.

🔵 MAINTENANCE • 2345 HODL1 ← Fund Corporate Investment 46.23% • 6291 Japan Air Tech ← Cambridge Filter 2.58% Read: Boilerplate amendment filings with no reported change in holdings for either entry — no trading signal.