Kim Matthew M.
SEC insider (Form 3/4/5 filer). CIK 0002082705. Comptroller at SOUTHERN CO (SO). 18 reported Form 4/5 transactions since Sep 2024; latest on Oct 1, 2026. Located in ATLANTA, GA.
Companies Kim Matthew M. has filed insider reports for
- SOUTHERN CO (SO): Officer, Comptroller
Kim Matthew M.
CIK: 0002082705
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)8 (44.4%)
Position reduction
Option Exercises (M)4 (22.2%)
Derivative conversions
Awards (A)1 (5.6%)
Compensation grants
Other (G, F, J, C, D, …)5 (27.8%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
SO
SOUTHERN CO
Officer
Discretionary Trading P&L
Holdings
Transaction History (18 total)
- Oct 1, 2026SO
SOUTHERN CO
SaleDirect100 shares at avg. $82.73$8K - Sep 3, 2026SO
SOUTHERN CO
SaleDirect1.4K shares at avg. $88.87$124K - Sep 1, 2026SO
SOUTHERN CO
SaleDirect100 shares at avg. $88.45$9K - Aug 3, 2026SO
SOUTHERN CO
SaleDirect100 shares at avg. $94.28$9K - Jul 1, 2026SO
SOUTHERN CO
SaleDirect100 shares at avg. $95.77$10K - Jun 1, 2026SO
SOUTHERN CO
SaleDirect100 shares at avg. $91.16$9K - May 1, 2026SO
SOUTHERN CO
SaleDirect100 shares at avg. $96.57$10K - Apr 1, 2026SO
SOUTHERN CO
Tax PaymentDirect82 shares at avg. $96.94$8K - Apr 1, 2026SO
SOUTHERN CO
ExerciseDirect82 shares- - Feb 24, 2026SO
SOUTHERN CO
SaleDirect5.1K shares at avg. $95.15$487K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 1, 2026 | SO SOUTHERN CO | Sale | 100 | $82.73 | $8,273 | Direct |
| Sep 3, 2026 | SO SOUTHERN CO | Sale | 1,400 | $88.87 | $124,418 | Direct |
| Sep 1, 2026 | SO SOUTHERN CO | Sale | 100 | $88.45 | $8,845 | Direct |
| Aug 3, 2026 | SO SOUTHERN CO | Sale | 100 | $94.28 | $9,428 | Direct |
| Jul 1, 2026 | SO SOUTHERN CO | Sale | 100 | $95.77 | $9,577 | Direct |
| Jun 1, 2026 | SO SOUTHERN CO | Sale | 100 | $91.16 | $9,116 | Direct |
| May 1, 2026 | SO SOUTHERN CO | Sale | 100 | $96.57 | $9,657 | Direct |
| Apr 1, 2026 | SO SOUTHERN CO | Tax Payment | 82 | $96.94 | $7,949 | Direct |
| Apr 1, 2026 | SO SOUTHERN CO | Exercise | 82 | - | $0 | Direct |
| Feb 24, 2026 | SO SOUTHERN CO | Sale | 5,123 | $95.15 | $487,453 | Direct |
1-10 of 18 transactions