Profile
| Role | Director |
|---|---|
| Notability | 20/100 |
Board memberships
- Safe Green Development Corp
- JFB Construction Holdings
Updated Jul 16, 2026
Borg Bjarne Erik Siwert has filed 1 SEC Form 4 filing across 1 company in the last 90 days.
| Role | Director |
|---|---|
| Notability | 20/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-03-02 | JFB | JFB Construction Holdings | A — Grant or award | 10.0K | $0.00 | |
| 2025-10-22 | RENX | RenX Enterprises Corp. | J — Other acquisition / disposition | 1.09M | — | |
| 2025-09-29 | RENX | RenX Enterprises Corp. | D — Derivative transaction | 485.8K | — | |
| 2025-06-30 | JFB | JFB Construction Holdings | A — Grant or award | 10.0K | $0.00 |
Borg Bjarne Erik Siwert is a corporate insider — currently tracked as Director of RenX Enterprises Corp. (RENX). InsiderAlpha tracks every SEC Form 4 filing in real time.
1 primary Form 4 filings in the last 90 days, covering 1 company.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live Borg Bjarne Erik Siwert profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.