Insiders / Helderman Mark W
Helderman Mark W
CIK 1766621personinsider
Companies
1
First seen
May 22, 2026
Last activity
May 22, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| ONEOK Inc · OKE | 38,704 | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| ONEOK Inc | Common Stock, par value $0.01 | 38,704 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| May 20, 2026 | Grant | OKE ONEOK Inc Common Stock, par value $0.01 | $280.0K | +3K +8.52% | 38,704 <0.01% of shares | low |