3 insiders bought STI within a short window (2026-09-09→2026-09-14), $50k in total — cluster score 55/100. Members see the buyers, the score breakdown and the chart.
See the cluster| Filed | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| 2026-09-16 | Prantsevich Vladcluster Chief Financial Officer | Bought | 1,030 | $7.13 | $7k |
| 2026-09-15 | Winters Jaymescluster Chief Executive Officer | Bought | 984 | $7.11 | $7k |
| 2026-09-15 | Tjon Karin-Joycecluster Director | Bought | 5,000 | $7.20 | $36k |
| 2026-06-11 | Ikezi Henry 10% owner | Bought | 26,000 | $24.77 | $644k |
| 2026-06-11 | Ikezi Henry 10% owner | Sold | 381,388 | $30.43 | $11.6M |
| 2026-06-05 | Global Graphene Group, Inc. 10% owner | Sold | 175,000 | $21.09 | $3.7M |
| Insider | Role | Buys | Total bought |
|---|---|---|---|
| Ikezi Henry | 10% owner | 1 | $644k |
| Tjon Karin-Joyce | Director | 1 | $36k |
| Prantsevich Vlad | Chief Financial Officer | 1 | $7k |
| Winters Jaymes | Chief Executive Officer | 1 | $7k |
Every insider buy and sell for STI plotted on the price, the full two-year history, cluster scores and daily updates — in the members area, $29/month. A free quarterly sample of the whole dataset needs no account.
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