According to recent filings covering the 90 days ending January 10, 2026, the three most significant insider holders at HeartCore Enterprises are Chairman And Ceo & President Sumitaka Yamamoto (10.61Mn shares), TenPercentOwner Daishin Yasui (2.20Mn shares), Chief Operating Officer Kimio Hosaka (115.43K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Sumitaka Yamamoto | Chairman And Ceo & President | 10,607,159 | 15 Nov, 2023 |
| Daishin Yasui | 2,201,756 | 02 Jun, 2025 | |
| Kimio Hosaka | Chief Operating Officer | 115,434 | 02 Dec, 2024 |
| Hidekazu Miyata | Chief Technical Officer | 78,852 | 11 Feb, 2022 |
| Keisuke Kuno | Cx Division Vice President | 75,785 | 02 Dec, 2024 |
| Qizhi Gao | Chief Financial Officer | 32,531 | 02 Dec, 2024 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 30 May, 2025 | Daishin Yasui | Common Stock | D | 60,000 | $0.70 | 2,201,756 | D | S |
| 29 May, 2025 | Daishin Yasui | Common Stock | D | 50,000 | $0.67 | 2,261,756 | D | S |
| 21 May, 2025 | Daishin Yasui | Common Stock | D | 869 | $0.61 | 2,311,756 | D | S |
| 20 May, 2025 | Daishin Yasui | Common Stock | D | 10,000 | $0.56 | 2,312,625 | D | S |
| 21 Mar, 2025 | Daishin Yasui | Common Stock | D | 2,500 | $1.06 | 2,322,625 | D | S |
| 19 Mar, 2025 | Daishin Yasui | Common Stock | D | 300 | $0.95 | 2,325,125 | D | S |
| 19 Nov, 2024 | Keisuke Kuno | Common Stock | D | 10,000 | $1.26 | 91,785 | D | S |
| 19 Nov, 2024 | Keisuke Kuno | - | - | 75,785 | D | |||
| 19 Nov, 2024 | Keisuke Kuno | Common Stock | D | 10,000 | $1.27 | 81,785 | D | S |
| 19 Nov, 2024 | Keisuke Kuno | Common Stock | D | 6,000 | $1.28 | 75,785 | D | S |
| 19 Nov, 2024 | Keisuke Kuno | - | - | 81,785 | D | |||
| 01 Oct, 2024 | Keisuke Kuno | Common Stock | A | 9,355 | $0.00 | 101,785 | D | A |
| 01 Oct, 2024 | Qizhi Gao | - | - | 32,531 | D | |||
| 01 Oct, 2024 | Qizhi Gao | Common Stock | A | 6,050 | $0.00 | 32,531 | D | A |
| 01 Oct, 2024 | Kimio Hosaka | Common Stock | A | 8,310 | $0.00 | 115,434 | D | A |
| 16 Nov, 2023 | Keisuke Kuno | Common Stock | A | 26,000 | $0.59 | 92,430 | D | P |
| 16 Nov, 2023 | Kimio Hosaka | Common Stock | A | 6,000 | $0.50 | 107,124 | D | P |
| 15 Nov, 2023 | Sumitaka Yamamoto | Common Stock | A | 10,012 | $0.51 | 10,607,159 | D | P |
| 15 Nov, 2023 | Sumitaka Yamamoto | - | - | 10,607,159 | D | |||
| 03 Jul, 2023 | Sumitaka Yamamoto | Common Stock | D | 2,414 | $1.43 | 10,597,147 | D | S |