Updated Jul 16, 2026
Porter John Dean has filed 2 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $3.77M.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-26 | WMB | WILLIAMS COMPANIES, INC. | F — Tax withholding / forfeiture | 1.2K | $77.62 | $91K |
| 2026-06-26 | WMB | WILLIAMS COMPANIES, INC. | M — Option exercise | 1.9K | $24.98 | $47K |
| 2026-05-07 | WMB | WILLIAMS COMPANIES, INC. | S — Open-market sale | 50.0K | $75.37 | $3.77M |
| 2026-02-25 | WMB | WILLIAMS COMPANIES, INC. | F — Tax withholding / forfeiture | 17.4K | $72.98 | $1.27M |
| 2026-02-25 | WMB | WILLIAMS COMPANIES, INC. | F — Tax withholding / forfeiture | 28.1K | $72.98 | $2.05M |
| 2026-02-25 | WMB | WILLIAMS COMPANIES, INC. | M — Option exercise | 64.0K | $72.98 | $4.67M |
| 2026-02-23 | WMB | WILLIAMS COMPANIES, INC. | A — Grant or award | 20.8K | $72.17 | $1.50M |
| 2024-11-19 | WMB | WILLIAMS COMPANIES, INC. | F — Tax withholding / forfeiture | 2.3K | $57.72 | $133K |
| 2024-11-19 | WMB | WILLIAMS COMPANIES, INC. | M — Option exercise | 836 | $49.15 | $41K |
| 2024-11-19 | WMB | WILLIAMS COMPANIES, INC. | M — Option exercise | 836 | $49.15 | $41K |
| 2024-11-19 | WMB | WILLIAMS COMPANIES, INC. | M — Option exercise | 835 | $49.15 | $41K |
Porter John Dean is a corporate insider — currently tracked as EVP & CFO of WILLIAMS COMPANIES, INC. (WMB). InsiderAlpha tracks every SEC Form 4 filing in real time.
2 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 1 open-market sales ($3.77M) across all tracked filings.
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 Porter John Dean profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.