WASEDA GAKUSHUKENKYUKAI Co., Ltd. (5869) has 2 disclosed large-shareholding filings and 2 disclosed disposals on record, filed by 2 distinct investors. Together those filings cover ¥5.0B ($32.4M) in reported transaction value. The earliest filing StockDrifts holds for WASEDA GAKUSHUKENKYUKAI Co., Ltd. is dated 2023-12-27; the most recent is 2025-11-04. Across these filings the average return since disclosure is +20.13%, measured from each filing date to the latest available close.
| Date | Type | Source | Insider | Purpose | Shares | Price at filing | Return | Value |
|---|---|---|---|---|---|---|---|---|
| 2025-11-04 | SELL | unknown | 吉原 俊夫 Toshio Yoshihara | activist | 1.8M | ¥1,210 | -4.0% | ¥619M ($4.0M) |
| 2025-11-04 | BUY | unknown | 吉原 俊夫 Toshio Yoshihara | activist | 1.8M | ¥1,210 | - | - |
| 2025-11-04 | BUY | unknown | 株式会社YMM YMM Co., Ltd. | activist | 4.5M | ¥1,210 | - | - |
| 2025-11-04 | BUY | unknown | 株式会社YMM YMM Co., Ltd. | activist | 4.5M | ¥1,210 | - | - |
| 2024-01-25 | SELL | unknown | 吉原 俊夫 Toshio Yoshihara | activist | 1.8M | ¥1,132 | -11.2% | ¥579M ($3.7M) |
| 2024-01-25 | BUY | unknown | 株式会社YMM YMM Co., Ltd. | activist | 4.5M | ¥1,132 | - | - |
| 2023-12-27 | BUY | unknown | 吉原 俊夫 Toshio Yoshihara | activist | 2.3M | ¥1,108 | +13.6% | ¥2.5B ($16.2M) |
| 2023-12-27 | BUY | unknown | 株式会社YMM YMM Co., Ltd. | activist | 4.5M | ¥1,108 | +13.6% | ¥5.0B ($32.4M) |
Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.