Peter P. Sena III
Peter P. Sena III: Chairman,President & CEO, SNC at Southern Company. What Peter P. Sena III holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
Southern Company (SO)
Peter P. Sena III holds 26,935 Southern Company shares (0.00% of the company), worth about $2.3M at the last price, according to the Form 4 of Sep 3, 2026.
- Shares held: 26,935 (0.00%), $2.3M — Held in their own name.
- Share units: 2,303 (0.00%), $198,887.08 — Southern Company promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
Declarations
- Southern Company (SO) — Form 4 of Sep 3, 2026 (Chairman,President & CEO, SNC): open-market sale of 4,266 at $88.59; 26,935 shares after 0001193125-26-383301
- Southern Company (SO) — Form 4 of Jun 28, 2026 (Chairman,President & CEO, SNC): option exercise or conversion of 712; shares withheld for tax of 316 at $97.16; 31,201 shares after 0001193125-26-288376
- Southern Company (SO) — Form 4 of Feb 11, 2026 (Chairman,President & CEO, SNC): grant or award of 22,698; shares withheld for tax of 10,067 at $90.86; 30,805 shares after 0001193125-26-051204
- Southern Company (SO) — Form 4 of Feb 3, 2026 (Chairman,President & CEO, SNC): option exercise or conversion of 1,754; shares withheld for tax of 840 at $89.31; 16,889 shares after 0001193125-26-036073
- Southern Company (SO) — Form 4 of Feb 13, 2025 (Chairman,President & CEO, SNC): option exercise or conversion of 1,765; shares withheld for tax of 784 at $86.78; 14,999 shares after 0000950170-25-022179
- Southern Company (SO) — Form 4 of Feb 5, 2025 (Chairman,President & CEO, SNC): option exercise or conversion of 680; shares withheld for tax of 303 at $83.87; 14,018 shares after 0000950170-25-016419
- Southern Company (SO) — Form 4 of Feb 1, 2025 (Chairman,President & CEO, SNC): option exercise or conversion of 1,625; shares withheld for tax of 754 at $83.95; 1,744 shares after 0000950170-25-013209
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.
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