JapanStake
Investor · EDINET E37851

SEISEI CO.,LTD.

成成株式会社

Files jointly with: 成成株式会社 前山株式会社

Latest positions

Most recent 5% filing per company
CompanyStakeAs ofFiling
MEIWA Industry Co.,Ltd 72846.94%2026-10-28S100ZA6G
Striders Corporation 98168.78%2026-10-21S100Z989
Tokyo Cosmoc Electric Co., Ltd. 677219.51%2026-10-01S100Z4JJ
OGURA CLUTCH CO.,LTD. 640810.71%2026-08-31S100YZH1

Recent 5% filings

Newest first
FiledCompanyStakeChangeSource
2026-10-28MEIWA Industry Co.,Ltd 72846.94%−0.13ptPDF, Japanese
2026-10-28MEIWA Industry Co.,Ltd 72847.07%+0.15ptPDF, Japanese
2026-10-28MEIWA Industry Co.,Ltd 72846.92%+1.49ptPDF, Japanese
2026-10-21Striders Corporation 98168.78%−0.82ptPDF, Japanese
2026-10-20Striders Corporation 98168.78%−0.82ptPDF, Japanese
2026-10-14Striders Corporation 98169.60%+1.79ptPDF, Japanese
2026-10-01MEIWA Industry Co.,Ltd 72847.50%+0.19ptPDF, Japanese
2026-10-01Tokyo Cosmoc Electric Co., Ltd. 677219.51%+2.73ptPDF, Japanese
2026-09-11MEIWA Industry Co.,Ltd 72847.50%+0.19ptPDF, Japanese
2026-08-31OGURA CLUTCH CO.,LTD. 640810.71%+0.24ptPDF, Japanese
2026-08-28Tokyo Cosmoc Electric Co., Ltd. 677219.51%+2.73ptPDF, Japanese
2026-07-21Striders Corporation 98168.82%+1.01ptPDF, Japanese
2026-07-21OGURA CLUTCH CO.,LTD. 640810.47%+2.62ptPDF, Japanese
2026-07-15OGURA CLUTCH CO.,LTD. 640810.47%+2.62ptPDF, Japanese
2026-07-10Striders Corporation 98168.82%+1.01ptPDF, Japanese
2026-06-16MEIWA Industry Co.,Ltd 72847.31%+1.88ptPDF, Japanese
2026-04-22Striders Corporation 98167.81%+1.06ptPDF, Japanese
2026-04-22MEIWA Industry Co.,Ltd 72845.43%—PDF, Japanese
2026-02-27Striders Corporation 98166.75%+1.74ptPDF, Japanese
2025-11-19Striders Corporation 98165.01%—PDF, Japanese

Via /v1/investors/E37851.