SOUTHERN CO

Ticker: SO CUSIP: 842587107 Class: COM

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q4 2025

Shares 196,647 Value ($000) $17,148 Avg Close $90.89 Range $83.80 - $100.02

Q3 2025

Shares 204,295 Value ($000) $19,361 Avg Close $92.22 Range $88.94 - $94.90

Q2 2025

Shares 204,839 Value ($000) $18,810 Avg Close $87.99 Range $81.08 - $91.39

Q1 2025

Shares 204,549 Value ($000) $18,808 Avg Close $84.13 Range $77.85 - $91.22

Q4 2024

Shares 211,879 Value ($000) $17,442 Avg Close $84.51 Range $78.74 - $90.64

Q3 2024

Shares 209,838 Value ($000) $18,923 Avg Close $81.63 Range $73.25 - $87.19

Q2 2024

Shares 206,747 Value ($000) $16,037 Avg Close $71.79 Range $63.69 - $76.94

Q1 2024

Shares 213,991 Value ($000) $15,352 Avg Close $64.75 Range $61.67 - $67.82

Q4 2023

Shares 218,349 Value ($000) $15,311 Avg Close $63.75 Range $56.88 - $68.52

Q3 2023

Shares 217,027 Value ($000) $14,046 Avg Close $63.78 Range $59.47 - $67.53

Q2 2023

Shares 217,130 Value ($000) $15,253 Avg Close $65.30 Range $61.83 - $68.67

Q1 2023

Shares 217,130 Value ($000) $15,108 Avg Close $60.67 Range $55.92 - $65.49

Q4 2022

Shares 244,401 Value ($000) $17,453 Avg Close $59.62 Range $53.86 - $65.30

Q3 2022

Shares 287,537 Value ($000) $19,553 Avg Close $66.95 Range $60.20 - $71.48

Q2 2022

Shares 287,537 Value ($000) $20,504 Avg Close $64.29 Range $56.98 - $67.30

Q1 2022

Shares 279,898 Value ($000) $20,295 Avg Close $58.69 Range $53.82 - $63.77

Q4 2021

Shares 242,344 Value ($000) $16,620 Avg Close $54.72 Range $52.45 - $59.41

Q3 2021

Shares 233,163 Value ($000) $14,449 Avg Close $54.69 Range $51.20 - $57.64

Q2 2021

Shares 212,624 Value ($000) $12,866 Avg Close $53.77 Range $50.79 - $55.98

Q1 2021

Shares 164,093 Value ($000) $10,200 Avg Close $49.84 Range $47.42 - $52.36

Q4 2020

Shares 159,026 Value ($000) $9,769 Avg Close $49.52 Range $44.23 - $53.74

Q3 2020

Shares 166,169 Value ($000) $9,010 Avg Close $43.54 Range $41.64 - $45.59

Q2 2020

Shares 181,099 Value ($000) $9,390 Avg Close $44.76 Range $39.42 - $49.51

Q1 2020

Shares 192,504 Value ($000) $10,422 Avg Close $50.47 Range $33.58 - $56.40

Q4 2019

Shares 212,805 Value ($000) $13,556 Avg Close $48.90 Range $47.42 - $50.97

Q3 2019

Shares 215,069 Value ($000) $13,285 Avg Close $45.27 Range $42.29 - $48.97

Q2 2019

Shares 196,792 Value ($000) $10,879 Avg Close $41.35 Range $39.08 - $43.92

Q3 2016

Shares 181,493 Value ($000) $9,311 Avg Close $35.60 Range $33.96 - $36.72

Q2 2016

Shares 181,320 Value ($000) $9,724 Avg Close $33.63 Range $32.00 - $36.05

Q1 2016

Shares 181,254 Value ($000) $9,376 Avg Close $32.22 Range $30.23 - $34.37

Q4 2015

Shares 172,005 Value ($000) $8,048 Avg Close $29.62 Range $28.16 - $31.22

Q3 2015

Shares 174,805 Value ($000) $7,814 Avg Close $28.33 Range $26.85 - $30.41

Q2 2015

Shares 178,548 Value ($000) $7,481 Avg Close $27.79 Range $26.57 - $28.79

Q1 2015

Shares 187,867 Value ($000) $8,319 Avg Close $29.94 Range $27.60 - $33.32

Q4 2014

Shares 174,405 Value ($000) $8,565 Avg Close $29.49 Range $26.98 - $32.14

Q3 2014

Shares 173,500 Value ($000) $7,573 Avg Close $27.11 Range $25.94 - $27.84

Q2 2014

Shares 173,500 Value ($000) $7,873 Avg Close $26.97 Range $26.05 - $28.33

Q1 2014

Shares 161,000 Value ($000) $7,074 Avg Close $25.27 Range $24.07 - $26.63

Q4 2013

Shares 161,000 Value ($000) $6,619 Avg Close $24.56 Range $23.83 - $25.39

Q3 2013

Shares 161,000 Value ($000) $6,630 Avg Close $25.33 Range $23.99 - $26.71

Q2 2013

Shares 75,000 Value ($000) $3,310 Avg Close $26.74 Range $24.71 - $28.16

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	196,647	$17,148	$90.89	$83.80 - $100.02
Q3 2025	204,295	$19,361	$92.22	$88.94 - $94.90
Q2 2025	204,839	$18,810	$87.99	$81.08 - $91.39
Q1 2025	204,549	$18,808	$84.13	$77.85 - $91.22
Q4 2024	211,879	$17,442	$84.51	$78.74 - $90.64
Q3 2024	209,838	$18,923	$81.63	$73.25 - $87.19
Q2 2024	206,747	$16,037	$71.79	$63.69 - $76.94
Q1 2024	213,991	$15,352	$64.75	$61.67 - $67.82
Q4 2023	218,349	$15,311	$63.75	$56.88 - $68.52
Q3 2023	217,027	$14,046	$63.78	$59.47 - $67.53
Q2 2023	217,130	$15,253	$65.30	$61.83 - $68.67
Q1 2023	217,130	$15,108	$60.67	$55.92 - $65.49
Q4 2022	244,401	$17,453	$59.62	$53.86 - $65.30
Q3 2022	287,537	$19,553	$66.95	$60.20 - $71.48
Q2 2022	287,537	$20,504	$64.29	$56.98 - $67.30
Q1 2022	279,898	$20,295	$58.69	$53.82 - $63.77
Q4 2021	242,344	$16,620	$54.72	$52.45 - $59.41
Q3 2021	233,163	$14,449	$54.69	$51.20 - $57.64
Q2 2021	212,624	$12,866	$53.77	$50.79 - $55.98
Q1 2021	164,093	$10,200	$49.84	$47.42 - $52.36
Q4 2020	159,026	$9,769	$49.52	$44.23 - $53.74
Q3 2020	166,169	$9,010	$43.54	$41.64 - $45.59
Q2 2020	181,099	$9,390	$44.76	$39.42 - $49.51
Q1 2020	192,504	$10,422	$50.47	$33.58 - $56.40
Q4 2019	212,805	$13,556	$48.90	$47.42 - $50.97
Q3 2019	215,069	$13,285	$45.27	$42.29 - $48.97
Q2 2019	196,792	$10,879	$41.35	$39.08 - $43.92
Q3 2016	181,493	$9,311	$35.60	$33.96 - $36.72
Q2 2016	181,320	$9,724	$33.63	$32.00 - $36.05
Q1 2016	181,254	$9,376	$32.22	$30.23 - $34.37
Q4 2015	172,005	$8,048	$29.62	$28.16 - $31.22
Q3 2015	174,805	$7,814	$28.33	$26.85 - $30.41
Q2 2015	178,548	$7,481	$27.79	$26.57 - $28.79
Q1 2015	187,867	$8,319	$29.94	$27.60 - $33.32
Q4 2014	174,405	$8,565	$29.49	$26.98 - $32.14
Q3 2014	173,500	$7,573	$27.11	$25.94 - $27.84
Q2 2014	173,500	$7,873	$26.97	$26.05 - $28.33
Q1 2014	161,000	$7,074	$25.27	$24.07 - $26.63
Q4 2013	161,000	$6,619	$24.56	$23.83 - $25.39
Q3 2013	161,000	$6,630	$25.33	$23.99 - $26.71
Q2 2013	75,000	$3,310	$26.74	$24.71 - $28.16