Walker James John
CIK 2021757 · Chief Executive Officer · last filed 2026-06-05
Walker James John is a Chief Executive Officer who has filed 7 SEC Form 4 insider transactions across 1 company since 2025. The most recent filing, for NNE, was dated Jun 5, 2026. Across all open-market trades the lifetime net is −$10.7M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $15.6M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$15.56M
1
7
-$10.67M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| NNE | Chief Executive Officer | 650,000 | $23.94 | $15.56M | -$10.67M | 7 | 2026-06-05 |
Recent Filings
7 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-06-05 | NNE | Mixed | −25,000 | -$3.07M | EDGAR |
| 2026-02-04 | NNE | Exer (M) | +330,000 | $495.0K | EDGAR |
| 2026-01-30 | NNE | Mixed | −25,000 | -$6.38M | EDGAR |
| 2025-12-30 | NNE | Sell (S) | −25,000 | -$753.1K | EDGAR |
| 2025-11-17 | NNE | Grant (A) | — | $0 | EDGAR |
| 2025-06-05 | NNE | Grant (A) | — | $0 | EDGAR |
| 2025-03-17 | NNE | Grant (A) | — | $0 | EDGAR |