SOUTHERN CO

Ticker: SO CUSIP: 842587107 Class: COM

VAUGHAN DAVID INVESTMENTS LLC/IL's Holding History (CIK: 0001063571)

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

Q4 2025

Shares 585,521 Value ($000) $51 Avg Close $90.89 Range $83.80 - $100.02

Q3 2025

Shares 582,476 Value ($000) $55 Avg Close $92.22 Range $88.94 - $94.90

Q2 2025

Shares 580,501 Value ($000) $53 Avg Close $87.99 Range $81.08 - $91.39

Q1 2025

Shares 578,469 Value ($000) $53 Avg Close $84.13 Range $77.85 - $91.22

Q4 2024

Shares 570,716 Value ($000) $47 Avg Close $84.51 Range $78.74 - $90.64

Q3 2024

Shares 568,298 Value ($000) $51 Avg Close $81.63 Range $73.25 - $87.19

Q2 2024

Shares 569,967 Value ($000) $44 Avg Close $71.79 Range $63.69 - $76.94

Q1 2024

Shares 561,653 Value ($000) $40 Avg Close $64.75 Range $61.67 - $67.82

Q4 2023

Shares 558,967 Value ($000) $39 Avg Close $63.75 Range $56.88 - $68.52

Q3 2023

Shares 543,063 Value ($000) $35 Avg Close $63.78 Range $59.47 - $67.53

Q2 2023

Shares 528,360 Value ($000) $37 Avg Close $65.30 Range $61.83 - $68.67

Q1 2023

Shares 524,529 Value ($000) $36 Avg Close $60.67 Range $55.92 - $65.49

Q4 2022

Shares 522,493 Value ($000) $37 Avg Close $59.62 Range $53.86 - $65.30

Q3 2022

Shares 517,358 Value ($000) $35,180 Avg Close $66.95 Range $60.20 - $71.48

Q2 2022

Shares 513,453 Value ($000) $36,614 Avg Close $64.29 Range $56.98 - $67.30

Q1 2022

Shares 510,053 Value ($000) $36,984 Avg Close $58.69 Range $53.82 - $63.77

Q4 2021

Shares 505,431 Value ($000) $34,662 Avg Close $54.72 Range $52.45 - $59.41

Q3 2021

Shares 499,468 Value ($000) $30,952 Avg Close $54.69 Range $51.20 - $57.64

Q2 2021

Shares 499,035 Value ($000) $30,197 Avg Close $53.77 Range $50.79 - $55.98

Q1 2021

Shares 485,810 Value ($000) $30,198 Avg Close $49.84 Range $47.42 - $52.36

Q4 2020

Shares 481,069 Value ($000) $29,552 Avg Close $49.52 Range $44.23 - $53.74

Q3 2020

Shares 476,347 Value ($000) $25,828 Avg Close $43.54 Range $41.64 - $45.59

Q2 2020

Shares 468,080 Value ($000) $24,270 Avg Close $44.76 Range $39.42 - $49.51

Q1 2020

Shares 458,829 Value ($000) $24,841 Avg Close $50.47 Range $33.58 - $56.40

Q4 2019

Shares 470,352 Value ($000) $29,961 Avg Close $48.90 Range $47.42 - $50.97

Q3 2019

Shares 482,813 Value ($000) $29,823 Avg Close $45.27 Range $42.29 - $48.97

Q2 2019

Shares 483,753 Value ($000) $26,742 Avg Close $41.35 Range $39.08 - $43.92

Q1 2019

Shares 477,113 Value ($000) $24,657 Avg Close $37.42 Range $32.82 - $40.43

Q4 2018

Shares 474,359 Value ($000) $20,834 Avg Close $34.25 Range $31.84 - $36.40

Q3 2018

Shares 471,099 Value ($000) $20,540 Avg Close $34.28 Range $31.88 - $36.55

Q2 2018

Shares 489,517 Value ($000) $22,670 Avg Close $32.85 Range $31.37 - $34.64

Q1 2018

Shares 479,161 Value ($000) $21,399 Avg Close $32.15 Range $30.69 - $34.60

Q4 2017

Shares 461,005 Value ($000) $22,170 Avg Close $36.45 Range $34.49 - $38.09

Q3 2017

Shares 449,341 Value ($000) $22,081 Avg Close $34.30 Range $32.85 - $36.16

Q2 2017

Shares 447,265 Value ($000) $21,415 Avg Close $35.09 Range $33.67 - $36.55

Q1 2017

Shares 440,138 Value ($000) $21,910 Avg Close $34.16 Range $32.95 - $35.78

Q4 2016

Shares 434,037 Value ($000) $21,350 Avg Close $33.55 Range $31.75 - $35.47

Q3 2016

Shares 430,927 Value ($000) $22,107 Avg Close $35.60 Range $33.96 - $36.72

Q2 2016

Shares 427,262 Value ($000) $22,914 Avg Close $33.63 Range $32.00 - $36.05

Q1 2016

Shares 428,957 Value ($000) $22,190 Avg Close $32.22 Range $30.23 - $34.37

Q4 2015

Shares 426,802 Value ($000) $19,970 Avg Close $29.62 Range $28.16 - $31.22

Q3 2015

Shares 423,151 Value ($000) $18,915 Avg Close $28.33 Range $26.85 - $30.41

Q2 2015

Shares 421,301 Value ($000) $17,653 Avg Close $27.79 Range $26.57 - $28.79

Q1 2015

Shares 416,751 Value ($000) $18,454 Avg Close $29.94 Range $27.60 - $33.32

Q4 2014

Shares 414,975 Value ($000) $20,379 Avg Close $29.49 Range $26.98 - $32.14

Q3 2014

Shares 429,890 Value ($000) $18,765 Avg Close $27.11 Range $25.94 - $27.84

Q2 2014

Shares 425,150 Value ($000) $19,293 Avg Close $26.97 Range $26.05 - $28.33

Q1 2014

Shares 417,050 Value ($000) $18,325 Avg Close $25.27 Range $24.07 - $26.63

Q4 2013

Shares 411,380 Value ($000) $16,912 Avg Close $24.56 Range $23.83 - $25.39

Q3 2013

Shares 396,132 Value ($000) $16,313 Avg Close $25.33 Range $23.99 - $26.71

Q2 2013

Shares 387,783 Value ($000) $17,113 Avg Close $26.74 Range $24.71 - $28.16

Q1 2013

Shares 381,126 Value ($000) $17,882 Avg Close $25.61 Range $24.46 - $27.12

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	585,521	$51	$90.89	$83.80 - $100.02
Q3 2025	582,476	$55	$92.22	$88.94 - $94.90
Q2 2025	580,501	$53	$87.99	$81.08 - $91.39
Q1 2025	578,469	$53	$84.13	$77.85 - $91.22
Q4 2024	570,716	$47	$84.51	$78.74 - $90.64
Q3 2024	568,298	$51	$81.63	$73.25 - $87.19
Q2 2024	569,967	$44	$71.79	$63.69 - $76.94
Q1 2024	561,653	$40	$64.75	$61.67 - $67.82
Q4 2023	558,967	$39	$63.75	$56.88 - $68.52
Q3 2023	543,063	$35	$63.78	$59.47 - $67.53
Q2 2023	528,360	$37	$65.30	$61.83 - $68.67
Q1 2023	524,529	$36	$60.67	$55.92 - $65.49
Q4 2022	522,493	$37	$59.62	$53.86 - $65.30
Q3 2022	517,358	$35,180	$66.95	$60.20 - $71.48
Q2 2022	513,453	$36,614	$64.29	$56.98 - $67.30
Q1 2022	510,053	$36,984	$58.69	$53.82 - $63.77
Q4 2021	505,431	$34,662	$54.72	$52.45 - $59.41
Q3 2021	499,468	$30,952	$54.69	$51.20 - $57.64
Q2 2021	499,035	$30,197	$53.77	$50.79 - $55.98
Q1 2021	485,810	$30,198	$49.84	$47.42 - $52.36
Q4 2020	481,069	$29,552	$49.52	$44.23 - $53.74
Q3 2020	476,347	$25,828	$43.54	$41.64 - $45.59
Q2 2020	468,080	$24,270	$44.76	$39.42 - $49.51
Q1 2020	458,829	$24,841	$50.47	$33.58 - $56.40
Q4 2019	470,352	$29,961	$48.90	$47.42 - $50.97
Q3 2019	482,813	$29,823	$45.27	$42.29 - $48.97
Q2 2019	483,753	$26,742	$41.35	$39.08 - $43.92
Q1 2019	477,113	$24,657	$37.42	$32.82 - $40.43
Q4 2018	474,359	$20,834	$34.25	$31.84 - $36.40
Q3 2018	471,099	$20,540	$34.28	$31.88 - $36.55
Q2 2018	489,517	$22,670	$32.85	$31.37 - $34.64
Q1 2018	479,161	$21,399	$32.15	$30.69 - $34.60
Q4 2017	461,005	$22,170	$36.45	$34.49 - $38.09
Q3 2017	449,341	$22,081	$34.30	$32.85 - $36.16
Q2 2017	447,265	$21,415	$35.09	$33.67 - $36.55
Q1 2017	440,138	$21,910	$34.16	$32.95 - $35.78
Q4 2016	434,037	$21,350	$33.55	$31.75 - $35.47
Q3 2016	430,927	$22,107	$35.60	$33.96 - $36.72
Q2 2016	427,262	$22,914	$33.63	$32.00 - $36.05
Q1 2016	428,957	$22,190	$32.22	$30.23 - $34.37
Q4 2015	426,802	$19,970	$29.62	$28.16 - $31.22
Q3 2015	423,151	$18,915	$28.33	$26.85 - $30.41
Q2 2015	421,301	$17,653	$27.79	$26.57 - $28.79
Q1 2015	416,751	$18,454	$29.94	$27.60 - $33.32
Q4 2014	414,975	$20,379	$29.49	$26.98 - $32.14
Q3 2014	429,890	$18,765	$27.11	$25.94 - $27.84
Q2 2014	425,150	$19,293	$26.97	$26.05 - $28.33
Q1 2014	417,050	$18,325	$25.27	$24.07 - $26.63
Q4 2013	411,380	$16,912	$24.56	$23.83 - $25.39
Q3 2013	396,132	$16,313	$25.33	$23.99 - $26.71
Q2 2013	387,783	$17,113	$26.74	$24.71 - $28.16
Q1 2013	381,126	$17,882	$25.61	$24.46 - $27.12