SOUTHERN CO

Ticker: SO CUSIP: 842587107 Class: COM

Aigen Investment Management, LP's Holding History (CIK: 0001741224)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 15,230 Value ($000) $1,328 Avg Close $90.89 Range $83.80 - $100.02

Q4 2024

Shares 23,980 Value ($000) $1,974 Avg Close $84.51 Range $78.74 - $90.64

Q2 2024

Shares 4,234 Value ($000) $328 Avg Close $71.79 Range $63.69 - $76.94

Q1 2024

Shares 18,296 Value ($000) $1,313 Avg Close $64.75 Range $61.67 - $67.82

Q3 2023

Shares 12,482 Value ($000) $808 Avg Close $63.78 Range $59.47 - $67.53

Q3 2022

Shares 16,046 Value ($000) $1,091 Avg Close $66.95 Range $60.20 - $71.48

Q2 2022

Shares 78,204 Value ($000) $5,577 Avg Close $64.29 Range $56.98 - $67.30

Q4 2021

Shares 64,008 Value ($000) $4,289 Avg Close $54.72 Range $52.45 - $59.41

Q2 2021

Shares 55,910 Value ($000) $3,383 Avg Close $53.77 Range $50.79 - $55.98

Q1 2021

Shares 139,569 Value ($000) $8,676 Avg Close $49.84 Range $47.42 - $52.36

Q2 2020

Shares 21,743 Value ($000) $1,127 Avg Close $44.76 Range $39.42 - $49.51

Q1 2020

Shares 13,328 Value ($000) $722 Avg Close $50.47 Range $33.58 - $56.40

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	15,230	$1,328	$90.89	$83.80 - $100.02
Q4 2024	23,980	$1,974	$84.51	$78.74 - $90.64
Q2 2024	4,234	$328	$71.79	$63.69 - $76.94
Q1 2024	18,296	$1,313	$64.75	$61.67 - $67.82
Q3 2023	12,482	$808	$63.78	$59.47 - $67.53
Q3 2022	16,046	$1,091	$66.95	$60.20 - $71.48
Q2 2022	78,204	$5,577	$64.29	$56.98 - $67.30
Q4 2021	64,008	$4,289	$54.72	$52.45 - $59.41
Q2 2021	55,910	$3,383	$53.77	$50.79 - $55.98
Q1 2021	139,569	$8,676	$49.84	$47.42 - $52.36
Q2 2020	21,743	$1,127	$44.76	$39.42 - $49.51
Q1 2020	13,328	$722	$50.47	$33.58 - $56.40