StockDriftsStockDriftsRobot Payment Inc. (4374) has 11 disclosed large-shareholding filings and 12 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥4.6B ($29.9M) in reported transaction value. The earliest filing StockDrifts holds for Robot Payment Inc. is dated 2021-09-30; the most recent is 2025-06-27. Across these filings the average return since disclosure is -17.59%, measured from each filing date to the latest available close.
| Date | Type | Source | Insider | Purpose | Shares | Price at filing | Return | Value |
|---|---|---|---|---|---|---|---|---|
| 2026-05-21 | SELL | unknown | 清久 健也 | activist | 224.9K | ¥2,561 | +4.7% | ¥476M ($3.1M) |
| 2026-05-21 | BUY | Market Buy | KKキャピタル株式会社 | activist | 1.8M | ¥2,561 | -4.7% | ¥365M ($2.4M) |
| 2026-05-21 | SELL | unknown | 清久 健也 | activist | 224.9K | ¥2,561 | +4.7% | ¥476M ($3.1M) |
| 2026-05-21 | BUY | Market Buy | KKキャピタル株式会社 | activist | 1.8M | ¥2,561 | -4.7% | ¥365M ($2.4M) |
| 2026-05-21 | SELL | unknown | 清久 里菜 | activist | 10.0K | ¥2,561 | +4.7% | ¥991K ($6K) |
| 2026-05-21 | BUY | unknown | 清久 里菜 | activist | 10.0K | ¥2,561 | - | - |
| 2025-06-27 | BUY | unknown | 清久 健也 Kiyoku Kenya | activist | 399.9K | ¥2,491 | - | - |
| 2025-06-27 | BUY | unknown | 清久 里菜 Rina Kiyohisa | activist | 10.0K | ¥2,491 | - | - |
| 2025-06-27 | BUY | unknown | KKキャピタル株式会社 KK Capital Co., Ltd. | activist | 1.6M | ¥2,491 | - | - |
| 2025-06-05 | BUY | unknown | 清久 健也 Kiyoku Kenya | activist | 399.9K | ¥2,298 | - | - |
| 2025-06-05 | BUY | unknown | KKキャピタル株式会社 KK Capital Co., Ltd. | activist | 1.6M | ¥2,298 | - | - |
| 2025-06-05 | BUY | unknown | 清久 里菜 Rina Kiyohisa | activist | 10.0K | ¥2,298 | - | - |
| 2025-06-03 | BUY | unknown | 清久 健也 Kiyoku Kenya | activist | 399.9K | ¥2,248 | - | - |
| 2025-06-03 | BUY | unknown | 清久 里菜 Rina Kiyohisa | activist | 10.0K | ¥2,248 | - | - |
| 2025-06-03 | BUY | unknown | KKキャピタル株式会社 KK Capital Co., Ltd. | activist | 1.6M | ¥2,248 | - | - |
| 2025-05-26 | BUY | unknown | KKキャピタル株式会社 KK Capital Co., Ltd. | activist | 1.6M | ¥2,191 | +11.5% | ¥861M ($5.6M) |
| 2025-05-26 | SELL | unknown | 清久 健也 Kiyoku Kenya | activist | 399.9K | ¥2,191 | -11.5% | ¥874M ($5.6M) |
| 2025-05-26 | BUY | unknown | 清久 里菜 Rina Kiyohisa | activist | 10.0K | ¥2,191 | - | - |
| 2025-04-22 | SELL | unknown | 清久 健也 Kiyoku Kenya | activist | 799.9K | ¥2,100 | -16.3% | ¥17M ($108K) |
| 2025-04-22 | SELL | unknown | KKキャピタル株式会社 KK Capital Co., Ltd. | activist | 1.2M | ¥2,100 | -16.3% | ¥24M ($154K) |
| 2025-04-22 | SELL | unknown | 清久 里菜 Rina Kiyohisa | activist | 10.0K | ¥2,100 | -16.3% | ¥80M ($515K) |
| 2024-10-04 | BUY | Market Buy | 清久 健也 Kiyoku Kenya | activist | 799.9K | ¥2,274 | +7.4% | ¥9M ($61K) |
| 2024-10-04 | BUY | Market Buy | KKキャピタル株式会社 KK Capital Co., Ltd. | activist | 1.2M | ¥2,274 | - | - |
| 2024-10-04 | BUY | Market Buy | 清久 里菜 Rina Kiyohisa | activist | 10.0K | ¥2,274 | - | - |
| 2024-08-13 | BUY | unknown | 清久 健也 Kiyoku Kenya | activist | 794.9K | ¥2,563 | - | - |
| 2024-08-13 | BUY | unknown | KKキャピタル株式会社 KK Capital Co., Ltd. | activist | 1.2M | ¥2,563 | - | - |
| 2024-08-13 | BUY | unknown | 清久 里菜 Rina Kiyohisa | activist | 10.0K | ¥2,563 | - | - |
| 2024-06-07 | BUY | unknown | 清久 健也 Kiyoku Kenya | activist | 794.9K | ¥2,160 | - | - |
| 2024-06-07 | BUY | unknown | KKキャピタル株式会社 KK Capital Co., Ltd. | activist | 1.2M | ¥2,160 | - | - |
| 2024-06-07 | BUY | unknown | 清久 里菜 Rina Kiyohisa | activist | 10.0K | ¥2,160 | - | - |
| 2024-06-04 | SELL | unknown | 清久 健也 Kiyoku Kenya | activist | 794.9K | ¥2,226 | -9.7% | ¥1.8B ($11.5M) |
| 2024-06-04 | BUY | unknown | KKキャピタル株式会社 KK Capital Co., Ltd. | activist | 1.2M | ¥2,226 | +9.7% | ¥1.8B ($11.3M) |
| 2024-06-04 | BUY | unknown | 清久 里菜 Rina Kiyohisa | activist | 10.0K | ¥2,226 | - | - |
| 2024-05-30 | BUY | Market Buy | 清久 里菜 Rina Kiyohisa | activist | 10.0K | ¥2,073 | - | - |
| 2024-05-30 | BUY | Market Buy | 清久 健也 Kiyoku Kenya | activist | 1.6M | ¥2,073 | +17.8% | ¥5M ($35K) |
| 2024-05-30 | BUY | Market Buy | KKキャピタル株式会社 KK Capital Co., Ltd. | activist | 396.0K | ¥2,073 | - | - |
| 2023-04-13 | BUY | unknown | 清久 健也 Kiyoku Kenya | activist | 1.6M | ¥1,706 | - | - |
| 2023-04-13 | BUY | unknown | KKキャピタル株式会社 KK Capital Co., Ltd. | activist | 396.0K | ¥1,706 | - | - |
| 2023-04-13 | BUY | unknown | 清久 里菜 Rina Kiyohisa | activist | 10.0K | ¥1,706 | - | - |
| 2023-04-06 | BUY | unknown | 清久 健也 Kiyoku Kenya | activist | 1.6M | ¥1,719 | - | - |
| 2023-04-06 | BUY | unknown | 清久 健也 Kiyoku Kenya | activist | 1.6M | ¥1,719 | - | - |
| 2023-04-06 | BUY | unknown | KKキャピタル株式会社 KK Capital Co., Ltd. | activist | 396.0K | ¥1,719 | - | - |
| 2023-04-06 | BUY | unknown | 清久 里菜 Rina Kiyohisa | activist | 10.0K | ¥1,719 | - | - |
| 2023-04-06 | BUY | unknown | KKキャピタル株式会社 KK Capital Co., Ltd. | activist | 396.0K | ¥1,719 | - | - |
| 2023-04-06 | BUY | unknown | 清久 里菜 Rina Kiyohisa | activist | 10.0K | ¥1,719 | - | - |
| 2022-04-28 | BUY | unknown | 清久 健也 Kiyoku Kenya | activist | 1.6M | ¥1,611 | - | - |
| 2022-04-28 | BUY | unknown | KKキャピタル株式会社 KK Capital Co., Ltd. | activist | 396.0K | ¥1,611 | - | - |
| 2022-04-28 | BUY | unknown | 清久 里菜 Rina Kiyohisa | activist | 10.0K | ¥1,611 | - | - |
| 2021-11-29 | SELL | Market Buy | 株式会社100キャピタル 100 Capital Co., Ltd. | passive | 8 | ¥3,515 | +30.5% | ¥107M ($691K) |
| 2021-11-29 | BUY | Market Buy | 株式会社ベクトル VECTOR INC. | strategic | 155.5K | ¥3,515 | -30.5% | ¥540M ($3.5M) |
Showing the 50 most recent of 63 filings.
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.