SOUTHERN CO

Ticker: SO CUSIP: 842587107 Class: COM

Mariner, LLC's Holding History (CIK: 0001373442)

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

Q4 2025

Shares 436,557 Value ($000) $38,069 Avg Close $90.89 Range $83.80 - $100.02

Q3 2025

Shares 392,054 Value ($000) $37,155 Avg Close $92.22 Range $88.94 - $94.90

Q2 2025

Shares 408,105 Value ($000) $37,474 Avg Close $87.99 Range $81.08 - $91.39

Q1 2025

Shares 403,205 Value ($000) $37,073 Avg Close $84.13 Range $77.85 - $91.22

Q4 2024

Shares 384,075 Value ($000) $31,617 Avg Close $84.51 Range $78.74 - $90.64

Q3 2024

Shares 377,355 Value ($000) $34,029 Avg Close $81.63 Range $73.25 - $87.19

Q2 2024

Shares 366,372 Value ($000) $28,420 Avg Close $71.79 Range $63.69 - $76.94

Q1 2024

Shares 352,375 Value ($000) $25,279 Avg Close $64.75 Range $61.67 - $67.82

Q4 2023

Shares 365,213 Value ($000) $25,609 Avg Close $63.75 Range $56.88 - $68.52

Q3 2023

Shares 374,864 Value ($000) $24,261 Avg Close $63.78 Range $59.47 - $67.53

Q2 2023

Shares 353,294 Value ($000) $24,818 Avg Close $65.30 Range $61.83 - $68.67

Q1 2023

Shares 348,284 Value ($000) $24 Avg Close $60.67 Range $55.92 - $65.49

Q4 2022

Shares 366,952 Value ($000) $26 Avg Close $59.62 Range $53.86 - $65.30

Q3 2022

Shares 321,863 Value ($000) $21,888 Avg Close $66.95 Range $60.20 - $71.48

Q2 2022

Shares 302,587 Value ($000) $21,577 Avg Close $64.29 Range $56.98 - $67.30

Q1 2022

Shares 285,042 Value ($000) $20,669 Avg Close $58.69 Range $53.82 - $63.77

Q4 2021

Shares 82,240 Value ($000) $5,640 Avg Close $54.72 Range $52.45 - $59.41

Q3 2021

Shares 74,431 Value ($000) $4,613 Avg Close $54.69 Range $51.20 - $57.64

Q2 2021

Shares 74,925 Value ($000) $4,534 Avg Close $53.77 Range $50.79 - $55.98

Q1 2021

Shares 69,492 Value ($000) $4,320 Avg Close $49.84 Range $47.42 - $52.36

Q4 2020

Shares 68,290 Value ($000) $4,195 Avg Close $49.52 Range $44.23 - $53.74

Q3 2020

Shares 60,724 Value ($000) $3,292 Avg Close $43.54 Range $41.64 - $45.59

Q2 2020

Shares 56,853 Value ($000) $2,948 Avg Close $44.76 Range $39.42 - $49.51

Q1 2020

Shares 56,152 Value ($000) $3,044 Avg Close $50.47 Range $33.58 - $56.40

Q4 2019

Shares 52,086 Value ($000) $3,318 Avg Close $48.90 Range $47.42 - $50.97

Q3 2019

Shares 53,089 Value ($000) $3,279 Avg Close $45.27 Range $42.29 - $48.97

Q2 2019

Shares 55,043 Value ($000) $3,043 Avg Close $41.35 Range $39.08 - $43.92

Q1 2019

Shares 53,568 Value ($000) $2,768 Avg Close $37.42 Range $32.82 - $40.43

Q4 2018

Shares 42,495 Value ($000) $1,866 Avg Close $34.25 Range $31.84 - $36.40

Q3 2018

Shares 25,867 Value ($000) $1,128 Avg Close $34.28 Range $31.88 - $36.55

Q2 2018

Shares 26,195 Value ($000) $1,213 Avg Close $32.85 Range $31.37 - $34.64

Q1 2018

Shares 25,133 Value ($000) $1,122 Avg Close $32.15 Range $30.69 - $34.60

Q4 2017

Shares 19,138 Value ($000) $920 Avg Close $36.45 Range $34.49 - $38.09

Q3 2017

Shares 5,035 Value ($000) $247 Avg Close $34.30 Range $32.85 - $36.16

Q2 2017

Shares 9,785 Value ($000) $469 Avg Close $35.09 Range $33.67 - $36.55

Q1 2017

Shares 19,658 Value ($000) $979 Avg Close $34.16 Range $32.95 - $35.78

Q4 2016

Shares 14,879 Value ($000) $732 Avg Close $33.55 Range $31.75 - $35.47

Q3 2016

Shares 29,461 Value ($000) $1,512 Avg Close $35.60 Range $33.96 - $36.72

Q2 2016

Shares 26,363 Value ($000) $1,414 Avg Close $33.63 Range $32.00 - $36.05

Q1 2016

Shares 24,464 Value ($000) $1,266 Avg Close $32.22 Range $30.23 - $34.37

Q4 2015

Shares 23,442 Value ($000) $1,097 Avg Close $29.62 Range $28.16 - $31.22

Q3 2015

Shares 38,014 Value ($000) $1,699 Avg Close $28.33 Range $26.85 - $30.41

Q2 2015

Shares 43,282 Value ($000) $1,813 Avg Close $27.79 Range $26.57 - $28.79

Q1 2015

Shares 7,919 Value ($000) $351 Avg Close $29.94 Range $27.60 - $33.32

Q4 2014

Shares 6,203 Value ($000) $305 Avg Close $29.49 Range $26.98 - $32.14

Q3 2014

Shares 6,203 Value ($000) $271 Avg Close $27.11 Range $25.94 - $27.84

Q2 2014

Shares 10,581 Value ($000) $480 Avg Close $26.97 Range $26.05 - $28.33

Q1 2014

Shares 9,807 Value ($000) $431 Avg Close $25.27 Range $24.07 - $26.63

Q4 2013

Shares 10,437 Value ($000) $429 Avg Close $24.56 Range $23.83 - $25.39

Q3 2013

Shares 8,732 Value ($000) $360 Avg Close $25.33 Range $23.99 - $26.71

Q2 2013

Shares 10,037 Value ($000) $443 Avg Close $26.74 Range $24.71 - $28.16

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	436,557	$38,069	$90.89	$83.80 - $100.02
Q3 2025	392,054	$37,155	$92.22	$88.94 - $94.90
Q2 2025	408,105	$37,474	$87.99	$81.08 - $91.39
Q1 2025	403,205	$37,073	$84.13	$77.85 - $91.22
Q4 2024	384,075	$31,617	$84.51	$78.74 - $90.64
Q3 2024	377,355	$34,029	$81.63	$73.25 - $87.19
Q2 2024	366,372	$28,420	$71.79	$63.69 - $76.94
Q1 2024	352,375	$25,279	$64.75	$61.67 - $67.82
Q4 2023	365,213	$25,609	$63.75	$56.88 - $68.52
Q3 2023	374,864	$24,261	$63.78	$59.47 - $67.53
Q2 2023	353,294	$24,818	$65.30	$61.83 - $68.67
Q1 2023	348,284	$24	$60.67	$55.92 - $65.49
Q4 2022	366,952	$26	$59.62	$53.86 - $65.30
Q3 2022	321,863	$21,888	$66.95	$60.20 - $71.48
Q2 2022	302,587	$21,577	$64.29	$56.98 - $67.30
Q1 2022	285,042	$20,669	$58.69	$53.82 - $63.77
Q4 2021	82,240	$5,640	$54.72	$52.45 - $59.41
Q3 2021	74,431	$4,613	$54.69	$51.20 - $57.64
Q2 2021	74,925	$4,534	$53.77	$50.79 - $55.98
Q1 2021	69,492	$4,320	$49.84	$47.42 - $52.36
Q4 2020	68,290	$4,195	$49.52	$44.23 - $53.74
Q3 2020	60,724	$3,292	$43.54	$41.64 - $45.59
Q2 2020	56,853	$2,948	$44.76	$39.42 - $49.51
Q1 2020	56,152	$3,044	$50.47	$33.58 - $56.40
Q4 2019	52,086	$3,318	$48.90	$47.42 - $50.97
Q3 2019	53,089	$3,279	$45.27	$42.29 - $48.97
Q2 2019	55,043	$3,043	$41.35	$39.08 - $43.92
Q1 2019	53,568	$2,768	$37.42	$32.82 - $40.43
Q4 2018	42,495	$1,866	$34.25	$31.84 - $36.40
Q3 2018	25,867	$1,128	$34.28	$31.88 - $36.55
Q2 2018	26,195	$1,213	$32.85	$31.37 - $34.64
Q1 2018	25,133	$1,122	$32.15	$30.69 - $34.60
Q4 2017	19,138	$920	$36.45	$34.49 - $38.09
Q3 2017	5,035	$247	$34.30	$32.85 - $36.16
Q2 2017	9,785	$469	$35.09	$33.67 - $36.55
Q1 2017	19,658	$979	$34.16	$32.95 - $35.78
Q4 2016	14,879	$732	$33.55	$31.75 - $35.47
Q3 2016	29,461	$1,512	$35.60	$33.96 - $36.72
Q2 2016	26,363	$1,414	$33.63	$32.00 - $36.05
Q1 2016	24,464	$1,266	$32.22	$30.23 - $34.37
Q4 2015	23,442	$1,097	$29.62	$28.16 - $31.22
Q3 2015	38,014	$1,699	$28.33	$26.85 - $30.41
Q2 2015	43,282	$1,813	$27.79	$26.57 - $28.79
Q1 2015	7,919	$351	$29.94	$27.60 - $33.32
Q4 2014	6,203	$305	$29.49	$26.98 - $32.14
Q3 2014	6,203	$271	$27.11	$25.94 - $27.84
Q2 2014	10,581	$480	$26.97	$26.05 - $28.33
Q1 2014	9,807	$431	$25.27	$24.07 - $26.63
Q4 2013	10,437	$429	$24.56	$23.83 - $25.39
Q3 2013	8,732	$360	$25.33	$23.99 - $26.71
Q2 2013	10,037	$443	$26.74	$24.71 - $28.16