Insiders / Armstrong Alan S
Armstrong Alan S
CIK 1208475personinsider
Companies
2
First seen
Jan 5, 2026
Last activity
Mar 9, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Williams Cos Inc/The · WMB | 2,695,709 | — |
| Constellation Energy Corp · CEG | — | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Williams Cos Inc/The | Common Stock | 2,695,709 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Feb 23, 2026 | Exercise | WMB Williams Cos Inc/The Common Stock | $21.57M | +296K +92.06% | 616,543 0.05% of shares | low |
| Mar 5, 2026 | Other | WMB Williams Cos Inc/The Common Stock | $17.61M | +241K +10.66% | 2,503,509 0.20% of shares | low |
| Mar 5, 2026 | Other | WMB Williams Cos Inc/The Common Stock | $17.61M | -241K -55.66% | 192,200 0.02% of shares | low |
| Feb 23, 2026 | Other | WMB Williams Cos Inc/The Common Stock | $9.46M | -130K -21.03% | 486,910 0.04% of shares | low |
| Feb 23, 2026 | Other | WMB Williams Cos Inc/The Common Stock | $3.90M | -53K -10.98% | 433,448 0.04% of shares | low |
| Feb 23, 2026 | Exercise | WMB Williams Cos Inc/The Restricted Stock Units | — | -296K -100.00% | 0 0.00% of shares | low |
| Feb 18, 2026 | Grant | WMB Williams Cos Inc/The Restricted Stock Units | — | +109K +58.30% | 295,519 0.02% of shares | low |