No open-market buys or sells in this period. The transactions below are grants, option exercises and gifts, which carry no market price.
Trading track record · all companies
Not enough open-market trades to chart a track record yet.
Running net of open-market buys − sells across every company. Tap the line or a marker for details. ▲ buy · ▼ sell.
Transactions · 365d
No open-market buys or sells in this period — showing all activity (grants, exercises & gifts).
-
KULR Other·F
General Counsel & Secretary
$36.3K
9.5K sh · $3.82
Own -5%
-
KULR Other·F
General Counsel & Secretary
$37.3K
9.5K sh · $3.93
Own -41%
-
KULR Grant·A
General Counsel & Secretary
$0
187.5K sh
Own New
| Date▾ | Ticker | Type | Shares | Value |
|---|---|---|---|---|
| Jun 11, 2026 | KULR | Other F | 9.5K | $36.3K |
| Dec 6, 2025 | KULR | Other F | 9.5K | $37.3K |
| Nov 24, 2025 | KULR | Grant A | 187.5K | $0 |
Buy Sell Non-market (grant · exercise · gift)
About Yamamoto Jay Koichi
This profile aggregates every SEC Form 4 insider transaction reported by Yamamoto Jay Koichi across all companies they trade. Open-market purchases (code P) and sales (code S) are the highest-signal, discretionary trades; grants (A), option exercises (M) and gifts (G) reflect compensation rather than conviction and carry no market price. Figures cover the selected period and update as new filings are ingested.