As of September 09, 2026, the three largest insider holders of HSDT are Wisdom Holdings Ltd Summer (TenPercentOwner, 5.38Mn shares), Summer Ltd Fusion (TenPercentOwner, 5.38Mn shares), Cosmo Yi Jiang (Director, 1.00Mn shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Summer Ltd Fusion | TenPercentOwner | 5,377,125 | 0 | 5,377,125 | 44.9% | 22 May, 2026 |
| 2 | Wisdom Holdings Ltd Summer | TenPercentOwner | 0 | 5,377,125 | 5,377,125 | 44.9% | 13 Jul, 2026 |
| 3 | Cosmo Yi Jiang | Director | 1,004,430 | 0 | 1,004,430 | 8.4% | 04 Jun, 2026 |
| 4 | Sherrie L Perkins | Director | 92,220 | 0 | 92,220 | 0.8% | 02 Apr, 2026 |
| 5 | Paul Buckman | Director | 92,004 | 0 | 92,004 | 0.8% | 02 Apr, 2026 |
| 6 | Edward M Straw | Director | 8,542 | 0 | 8,542 | 0.1% | 26 May, 2026 |
| 7 | Blane Walter | Director | 8,542 | 0 | 8,542 | 0.1% | 26 May, 2026 |
| 8 | Michel Kai Tai Lee | Director | 6,360 | 0 | 6,360 | 0.1% | 26 May, 2026 |
| 9 | Sergio Mello | Director | 6,360 | 0 | 6,360 | 0.1% | 26 May, 2026 |
| 10 | Dane Andreeff | President And Ceo | 0 | 6 | 6 | 0.0% | 15 Dec, 2023 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 21 Aug, 2026 | Agustina Gani Tjandrasuwita | Officer | Acquired A | 88,817 | $0.00 | $0 | 88,817 | Direct |
| 31 Jul, 2026 | Choon Wee Chee | Ceo And President | Acquired A | 923,000 | $0.00 | $0 | 923,000 | Direct |
| 11 May, 2026 | Wisdom Holdings Ltd Summer | TenPercentOwner | Disposed J | 1,453,277 | $0.00 | $0 | 5,377,125 | Indirect |
| 02 Jun, 2026 | Cosmo Yi Jiang | Director | Acquired M | 1,005,040 | $0.00 | $1.01K | 1,005,040 | Direct |
| 02 Jun, 2026 | Cosmo Yi Jiang | Director | Disposed F | 610 | $1.65 | $1.01K | 1,004,430 | Direct |
| 02 Jun, 2026 | Cosmo Yi Jiang | Director | Disposed M | 1,005,040 | $0.00 | $0 | 1,005,040 | Direct |
| 21 May, 2026 | Edward M Straw | Director | Acquired A | 6,360 | $0.00 | $0 | 8,542 | Direct |
| 21 May, 2026 | Michel Kai Tai Lee | Director | Acquired A | 6,360 | $0.00 | $0 | 6,360 | Direct |
| 21 May, 2026 | Blane Walter | Director | Acquired A | 6,360 | $0.00 | $0 | 8,542 | Direct |
| 21 May, 2026 | Sergio Mello | Director | Acquired A | 6,360 | $0.00 | $0 | 6,360 | Direct |
| 31 Mar, 2026 | Blane Walter | Director | Acquired A | 2,180 | $0.00 | $0 | 2,182 | Direct |
| 31 Mar, 2026 | Edward M Straw | Director | Acquired A | 2,180 | $0.00 | $0 | 2,182 | Direct |
| 21 May, 2026 | Sergio Mello | Director | Acquired A | 18,564 | $0.00 | $0 | 18,564 | Direct |
| 21 May, 2026 | Blane Walter | Director | Acquired A | 18,564 | $0.00 | $0 | 18,564 | Direct |
| 21 May, 2026 | Edward M Straw | Director | Acquired A | 18,564 | $0.00 | $0 | 18,564 | Direct |
| 21 May, 2026 | Michel Kai Tai Lee | Director | Acquired A | 18,564 | $0.00 | $0 | 18,564 | Direct |
| 11 May, 2026 | Summer Ltd Fusion | TenPercentOwner | Disposed J | 1,453,277 | $0.00 | $0 | 5,377,125 | Direct |
| 31 Mar, 2026 | Blane Walter | Director | Acquired A | 2,180 | $0.00 | $0 | 95,634 | Direct |
| 31 Mar, 2026 | Edward M Straw | Director | Acquired A | 2,180 | $0.00 | $0 | 92,291 | Direct |
| 31 Mar, 2026 | Sherrie L Perkins | Director | Acquired A | 2,180 | $0.00 | $0 | 92,220 | Direct |