Southern Company (SO): Congress and insider trades
Who in Congress and inside the company traded SO, when each filing appeared, and what buying after each one would have earned against the S&P 500.
Key Facts
- Southern Company (SO) is a listed stock on NYSE.
- 9 members of Congress filed 9 buys and 15 sells of SO, the latest published 2026-01-19 (19 January 2026).
- Insiders filed 0 open market buys worth $0 and 10 sells worth $4.5M, the latest filed 2026-09-04 (4 September 2026).
- Across 7 scored buys, Congress averaged -0.6% against the S&P 500 (SPY) over the 90 days after disclosure, with 57% of them ahead of the index. That result is too few trades to draw a conclusion.
- Data as of 2026-09-29 (29 September 2026).
Congress trades in SO
as of 2026-01-19| Filed | Member | Type | Size | Days to file | 90 day vs S&P |
|---|---|---|---|---|---|
| 19 Jan 2026 | Jared Moskowitz (D-FL) | buy | 1K–15K | 45 | +1.2% |
| 12 May 2025 | Jared Moskowitz (D-FL) | buy | 1K–15K | 32 | +2.8% |
| 11 Oct 2023 | Lois Frankel (D-FL) | sell | 1K–15K | 32 | n/a |
| 12 Jul 2023 | Ro Khanna (D-CA) | buy | 1K–15K | 28 | -2.6% |
| 12 Jul 2023 | Ro Khanna (D-CA) | sell | 1K–15K | 13 | n/a |
| 7 Jun 2023 | Zoe Lofgren (D-CA) | sell | 15K–50K | 12 | n/a |
| 10 May 2023 | Ro Khanna (D-CA) | buy | 1K–15K | 17 | -15.0% |
| 20 Feb 2023 | Neal Dunn (R-FL) | sell | 15K–50K | 43 | n/a |
| 20 Feb 2023 | Neal Dunn (R-FL) | sell | 15K–50K | 43 | n/a |
| 20 Apr 2022 | John Rutherford (R-FL) | sell | 1K–15K | 34 | n/a |
| 6 Apr 2022 | Lois Frankel (D-FL) | sell | 1K–15K | 28 | n/a |
| 22 Dec 2021 | Marjorie Taylor Greene (R-GA) | buy | 1K–15K | 5 | +9.8% |
| 16 Sep 2021 | Ro Khanna (D-CA) | buy | 1K–15K | 29 | +0.8% |
| 16 Sep 2021 | Ro Khanna (D-CA) | buy | 1K–15K | 40 | +0.8% |
| 16 Sep 2021 | Ro Khanna (D-CA) | sell | 1K–15K | 30 | n/a |
| 18 Jun 2021 | Marjorie Taylor Greene (R-GA) | buy | 1K–15K | 29 | -1.6% |
| 17 Jun 2021 | Billy Long (R-MO) | sell | 50K–100K | 7 | n/a |
| 11 Feb 2021 | Billy Long (R-MO) | sell | 15K–50K | 41 | n/a |
| 11 Feb 2021 | Billy Long (R-MO) | sell | 15K–50K | 29 | n/a |
| 11 Feb 2021 | Billy Long (R-MO) | sell | 1K–15K | 41 | n/a |
| 11 Feb 2021 | Billy Long (R-MO) | sell | 50K–100K | 41 | n/a |
| 16 Jan 2021 | Ro Khanna (D-CA) | sell | 15K–50K | 15 | n/a |
| 16 Jan 2021 | Ro Khanna (D-CA) | sell | 1K–15K | 15 | n/a |
| 17 Nov 2020 | Phil Roe (R-TN) | buy | 1K–15K | 42 | n/a |
Nothing matches that search.
Insider trades in SO
as of 2026-09-04| Filed | Insider | Type | Shares | Price | Value | 90 day vs S&P |
|---|---|---|---|---|---|---|
| 4 Sep 2026 | Kim Matthew M. | sell | 1,400 | $88.87 | $124K | n/a |
| 4 Sep 2026 | Sena Peter P III | sell | 4,266 | $88.59 | $378K | n/a |
| 3 Sep 2026 | Kim Matthew M. | sell | 100 | $88.45 | $8.8K | n/a |
| 7 Aug 2026 | Spainhour Sterling A Jr. | sell | 3,333 | $94.02 | $313K | n/a |
| 4 Aug 2026 | Kim Matthew M. | sell | 100 | $94.28 | $9.4K | n/a |
| 2 Jul 2026 | Kim Matthew M. | sell | 100 | $95.77 | $9.6K | n/a |
| 1 Jun 2026 | Kim Matthew M. | sell | 100 | $91.16 | $9.1K | n/a |
| 4 May 2026 | Kim Matthew M. | sell | 100 | $96.57 | $9.7K | n/a |
| 31 Mar 2026 | Greene Kimberly S, | sell | 25,000 | $96.67 | $2.4M | n/a |
| 19 Mar 2026 | Connally Stan W | sell | 12,500 | $97.13 | $1.2M | n/a |
Nothing matches that search.
Related pages
Frequently asked questions
Who has bought SO?
9 Congress buys by 9 members and 0 insider buys are on file. The tables on this page list every one.
Did buying SO after a disclosure beat the market?
Across 7 scored buys, Congress averaged -0.6% against the S&P 500 (SPY) over the 90 days after disclosure, with 57% of them ahead of the index. That result is too few trades to draw a conclusion. A single stock is a small sample.
Sources: Congressional trades: STOCK Act disclosures, collected from CapitolTrades. Insider trades: SEC Form 4 filings, collected from Finviz. Prices: Yahoo Finance daily adjusted closes. Data as of 2026-09-29 (29 September 2026). About these sources.
Not investment advice. Past disclosed trades do not predict future returns. Disclosures are published late, so the trades shown are ones you could only have copied after the fact. Talk to a licensed adviser before you invest.