As of April 29, 2026, the three largest insider holders of STI are Graphene Group, Inc. Global (TenPercentOwner, 1.74Mn shares), Karin-Joyce Tjon (Director, 40.00K shares), John Linzy Davis (Director, 40.00K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Graphene Group, Inc. Global | - | 1,744,695 | 0 | 15 Dec, 2025 |
| Karin-Joyce Tjon | - | 40,000 | 0 | 15 Oct, 2025 |
| John Linzy Davis | - | 40,000 | 0 | 14 Oct, 2025 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 11 Dec, 2025 | Graphene Group, Inc. Global | Common Stock | D | 568 | $7.87 | 1,745,445 | D | S |
| 12 Dec, 2025 | Graphene Group, Inc. Global | Common Stock | D | 750 | $7.87 | 1,744,695 | D | S |
| 24 Nov, 2025 | Graphene Group, Inc. Global | Common Stock | D | 1,865 | $10.89 | 1,754,148 | D | S |
| 25 Nov, 2025 | Graphene Group, Inc. Global | Common Stock | D | 4,910 | $10.53 | 1,749,238 | D | S |
| 26 Nov, 2025 | Graphene Group, Inc. Global | Common Stock | D | 3,225 | $10.39 | 1,746,013 | D | S |
| 09 Oct, 2025 | Karin-Joyce Tjon | Common Stock | A | 40,000 | $0.00 | 40,000 | D | A |
| 09 Oct, 2025 | Graphene Group, Inc. Global | Common Stock | A | 450,000 | $5.08 | 1,756,013 | D | J |
| 09 Oct, 2025 | John Linzy Davis | Common Stock | A | 40,000 | $0.00 | 40,000 | D | A |
| 10 Sep, 2025 | Graphene Group, Inc. Global | Common Stock | D | 23,468 | $5.38 | 1,316,545 | D | S |
| 11 Sep, 2025 | Graphene Group, Inc. Global | Common Stock | D | 6,532 | $5.25 | 1,310,013 | D | S |
| 12 Sep, 2025 | Graphene Group, Inc. Global | Common Stock | D | 4,000 | $5.67 | 1,306,013 | D | S |
| 13 Jun, 2025 | Graphene Group, Inc. Global | Common Stock | D | 5,018 | $3.40 | 1,340,013 | D | S |
| 10 Jun, 2025 | Graphene Group, Inc. Global | Common Stock | A | 5,323 | $3.43 | 1,345,777 | D | S |
| 11 Jun, 2025 | Graphene Group, Inc. Global | Common Stock | D | 746 | $3.51 | 1,345,031 | D | S |
| 25 Apr, 2025 | Graphene Group, Inc. Global | Common Stock | D | 301,100 | $0.11 | 67,753,900 | D | S |
| 28 Apr, 2025 | Graphene Group, Inc. Global | Common Stock | D | 99,183 | $0.10 | 67,654,717 | D | S |
| 29 Apr, 2025 | Graphene Group, Inc. Global | Common Stock | D | 99,717 | $0.10 | 67,555,000 | D | S |