AlphaYouMM
Insider selling
Matthew M. Kim sold $9K of Southern Co (SO) stock
Matthew M. Kim, Comptroller of Southern Co (SO), sold 100 shares of SO stock worth $9K, per an SEC Form 4 filed Sep 3, 2026.
The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.
The trade happened on Sep 1, 2026, 2 days before it was made public.
SO has moved -3.0% since the trade date, from $88.09 to $85.44 (Sep 21, 2026 close).
- Traded
- Sep 1, 2026
- Disclosed
- Sep 3, 2026
- Filing delay
- 2 days
- Price since
- -3.0%
- Role
- Comptroller
- Source
- SEC Form 4
More SO insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.