StockDriftsStockDriftsJapan Lifeline Co., Ltd. (7575) has 12 disclosed large-shareholding filings and 7 disclosed disposals on record, filed by 9 distinct investors. Together those filings cover ¥42.4B ($273.7M) in reported transaction value. The earliest filing StockDrifts holds for Japan Lifeline Co., Ltd. is dated 2022-03-07; the most recent is 2026-02-17. Across these filings the average return since disclosure is +15.60%, measured from each filing date to the latest available close.
| Date | Type | Source | Insider | Purpose | Shares | Price at filing | Return | Value |
|---|---|---|---|---|---|---|---|---|
| 2026-05-21 | BUY | Market Buy | SOMPOアセットマネジメント株式会社 SOMPO ASSET MANAGEMENT CO.,LTD. | passive | 3.6M | ¥1,286 | +22.5% | ¥4.6B ($30.0M) |
| 2026-02-17 | SELL | negotiated | 鈴木 啓介 | activist | 222.0K | ¥1,411 | -11.6% | ¥1.1B ($7.3M) |
| 2026-02-17 | BUY | negotiated | KS商事株式会社 | strategic | 11.1M | ¥1,411 | +11.6% | ¥1.1B ($7.3M) |
| 2026-02-17 | BUY | negotiated | 鈴木 啓介 | activist | 222.0K | ¥1,411 | - | - |
| 2026-02-17 | BUY | negotiated | KS商事株式会社 | strategic | 11.1M | ¥1,411 | - | - |
| 2026-02-05 | BUY | negotiated | 鈴木 啓介 Keisuke Suzuki | activist | 11.3M | ¥1,423 | - | - |
| 2025-09-08 | BUY | unknown | エムティ商会株式会社 MT Shokai | strategic | 972.2K | ¥1,536 | - | - |
| 2025-09-08 | SELL | Market Buy | エムティ商会株式会社 MT Shokai | strategic | 972.2K | ¥1,536 | -2.5% | ¥5.5B ($35.8M) |
| 2025-09-08 | BUY | Market Buy | 増本 武司 Takeshi Masumoto | strategic | 300.1K | ¥1,536 | +2.5% | ¥22M ($141K) |
| 2025-09-08 | BUY | Market Buy | MM商会株式会社 MM Shokai Co., Ltd. | strategic | 972.2K | ¥1,536 | - | ¥1.5B ($9.6M) |
| 2025-09-08 | BUY | Market Buy | M.S MEDICAL株式会社 M.S MEDICAL Co., Ltd. | strategic | 972.2K | ¥1,536 | - | ¥1.5B ($9.6M) |
| 2025-09-08 | BUY | Market Buy | 株式会社RMアセットマネジメント RM Asset Management Co., Ltd. | strategic | 972.2K | ¥1,536 | - | ¥1.5B ($9.6M) |
| 2025-09-08 | BUY | Market Buy | 株式会社MSJ商会 MSJ Shokai Co., Ltd. | strategic | 972.2K | ¥1,536 | - | ¥1.5B ($9.6M) |
| 2025-09-08 | BUY | unknown | 増本 武司 Takeshi Masumoto | strategic | 300.1K | ¥1,536 | - | - |
| 2025-09-08 | BUY | unknown | MM商会株式会社 MM Shokai Co., Ltd. | strategic | 972.2K | ¥1,536 | - | - |
| 2025-09-08 | BUY | unknown | M.S MEDICAL株式会社 M.S MEDICAL Co., Ltd. | strategic | 972.2K | ¥1,536 | - | - |
| 2025-09-08 | BUY | unknown | 株式会社RMアセットマネジメント RM Asset Management Co., Ltd. | strategic | 972.2K | ¥1,536 | - | - |
| 2025-09-08 | BUY | unknown | 株式会社MSJ商会 MSJ Shokai Co., Ltd. | strategic | 972.2K | ¥1,536 | - | - |
| 2025-08-29 | BUY | negotiated | 鈴木 啓介 Keisuke Suzuki | activist | 1.0M | ¥1,449 | +8.7% | ¥145M ($933K) |
| 2025-08-29 | BUY | Market Buy | 鈴木 啓介 Keisuke Suzuki | activist | 1.0M | ¥1,449 | +8.7% | ¥145M ($933K) |
| 2025-08-29 | BUY | negotiated | KS商事株式会社 KS Shoji Co., Ltd. | strategic | 10.3M | ¥1,449 | - | - |
| 2025-08-29 | BUY | Market Buy | KS商事株式会社 KS Shoji Co., Ltd. | strategic | 10.3M | ¥1,449 | - | - |
| 2025-08-13 | BUY | negotiated | KS商事株式会社 KS Shoji Co., Ltd. | strategic | 10.3M | ¥1,473 | - | - |
| 2025-08-13 | BUY | Market Buy | KS商事株式会社 KS Shoji Co., Ltd. | strategic | 10.3M | ¥1,473 | +6.9% | ¥2.6B ($16.5M) |
| 2025-08-13 | BUY | negotiated | 鈴木 啓介 Keisuke Suzuki | activist | 922.0K | ¥1,473 | - | - |
| 2025-08-13 | SELL | Market Buy | 鈴木 啓介 Keisuke Suzuki | activist | 922.0K | ¥1,473 | -6.9% | ¥1.6B ($10.2M) |
| 2025-02-19 | SELL | Market Buy | SOMPOアセットマネジメント株式会社 SOMPO ASSET MANAGEMENT CO.,LTD. | passive | 3.3M | ¥1,589 | +0.9% | ¥1.2B ($8.0M) |
| 2025-02-12 | BUY | unknown | エムティ商会株式会社 MT Shokai | strategic | 4.9M | ¥1,601 | - | - |
| 2025-02-12 | BUY | unknown | 増本 武司 Takeshi Masumoto | strategic | 300.1K | ¥1,601 | - | - |
| 2024-12-04 | BUY | negotiated | KS商事株式会社 KS Shoji Co., Ltd. | strategic | 9.1M | ¥1,324 | - | - |
| 2024-12-04 | BUY | negotiated | 鈴木 啓介 Keisuke Suzuki | activist | 2.1M | ¥1,324 | - | - |
| 2024-06-28 | BUY | unknown | エムティ商会株式会社 MT Shokai | strategic | 4.9M | ¥1,133 | +39.0% | ¥5.4B ($34.8M) |
| 2024-06-28 | BUY | unknown | 増本 武司 Takeshi Masumoto | strategic | 300.1K | ¥1,133 | - | - |
| 2024-06-07 | BUY | Market Buy | 増本 武司 Takeshi Masumoto | strategic | 300.1K | ¥1,095 | +43.8% | ¥33M ($214K) |
| 2024-06-07 | BUY | unknown | エムティ商会株式会社 MT Shokai | strategic | 9.9M | ¥1,095 | - | - |
| 2024-06-07 | BUY | Market Buy | エムティ商会株式会社 MT Shokai | strategic | 9.9M | ¥1,095 | +43.8% | ¥937M ($6.0M) |
| 2024-06-07 | BUY | unknown | 増本 武司 Takeshi Masumoto | strategic | 300.1K | ¥1,095 | - | - |
| 2024-05-09 | SELL | negotiated | 鈴木 啓介 Keisuke Suzuki | activist | 2.1M | ¥1,223 | -28.8% | ¥185M ($1.2M) |
| 2024-05-09 | BUY | negotiated | KS商事株式会社 KS Shoji Co., Ltd. | strategic | 9.1M | ¥1,223 | +28.8% | ¥1.8B ($11.3M) |
| 2024-03-22 | BUY | Market Buy | SOMPOアセットマネジメント株式会社 SOMPO ASSET MANAGEMENT CO.,LTD. | passive | 4.1M | ¥1,277 | +23.3% | ¥5.2B ($33.8M) |
| 2023-03-15 | BUY | Market Buy | エムティ商会株式会社 MT Shokai | strategic | 9.9M | ¥933 | +68.8% | ¥271M ($1.7M) |
| 2023-03-15 | SELL | Market Buy | 増本 武司 Takeshi Masumoto | strategic | 300.1K | ¥933 | -68.8% | ¥1.3B ($8.2M) |
| 2022-12-05 | SELL | Market Buy | SOMPOアセットマネジメント株式会社 SOMPO ASSET MANAGEMENT CO.,LTD. | passive | 3.8M | ¥925 | -70.3% | ¥851M ($5.5M) |
| 2022-03-09 | BUY | unknown | 増本 武司 Takeshi Masumoto | strategic | 20.1K | ¥1,047 | - | - |
| 2022-03-09 | BUY | unknown | エムティ商会株式会社 MT Shokai | strategic | 9.9M | ¥1,047 | +50.4% | ¥10.2B ($65.9M) |
| 2022-03-08 | BUY | negotiated | 鈴木 啓介 Keisuke Suzuki | activist | 2.6M | ¥1,054 | - | - |
| 2022-03-08 | BUY | negotiated | KS商事株式会社 KS Shoji Co., Ltd. | strategic | 8.6M | ¥1,054 | - | - |
| 2022-03-07 | BUY | negotiated | 鈴木 啓介 Keisuke Suzuki | activist | 2.6M | ¥1,068 | - | - |
| 2022-03-07 | BUY | negotiated | 鈴木 啓介 Keisuke Suzuki | activist | 2.6M | ¥1,068 | - | - |
| 2022-03-07 | BUY | negotiated | KS商事株式会社 KS Shoji Co., Ltd. | strategic | 8.6M | ¥1,068 | - | - |
Showing the 50 most recent of 51 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.