Citadel Advisors’s Southern Company SO Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$10M Sell
103,900
-287,800
-73% -$26.6M ﹤0.01% 3253
2025
Q4
$34.2M Buy
391,700
+153,000
+64% +$14M 0.01% 1775
2025
Q3
$22.6M Sell
238,700
-112,400
-32% -$10.5M ﹤0.01% 2183
2025
Q2
$32.2M Sell
351,100
-212,000
-38% -$19M 0.01% 1611
2025
Q1
$51.8M Buy
563,100
+85,100
+18% +$7.37M 0.01% 1116
2024
Q4
$39.3M Sell
478,000
-361,200
-43% -$31.7M 0.01% 1496
2024
Q3
$75.7M Buy
839,200
+389,900
+87% +$33.3M 0.01% 906
2024
Q2
$34.9M Buy
449,300
+82,900
+23% +$6.28M 0.01% 1463
2024
Q1
$26.3M Buy
366,400
+273,500
+294% +$18.9M 0.01% 1801
2023
Q4
$6.51M Sell
92,900
-26,800
-22% -$1.84M ﹤0.01% 3433
2023
Q3
$7.75M Sell
119,700
-127,100
-51% -$8.82M ﹤0.01% 3011
2023
Q2
$17.3M Sell
246,800
-559,700
-69% -$40.1M ﹤0.01% 2035
2023
Q1
$56.1M Buy
806,500
+627,500
+351% +$42.3M 0.01% 980
2022
Q4
$12.8M Sell
179,000
-578,900
-76% -$38.7M ﹤0.01% 2485
2022
Q3
$51.5M Buy
757,900
+312,500
+70% +$23.7M 0.01% 1052
2022
Q2
$31.8M Buy
445,400
+24,100
+6% +$1.77M 0.01% 1423
2022
Q1
$30.5M Sell
421,300
-118,400
-22% -$8.02M 0.01% 1528
2021
Q4
$37M Sell
539,700
-216,800
-29% -$13.8M 0.01% 1425
2021
Q3
$46.9M Buy
756,500
+242,500
+47% +$15.6M 0.01% 1188
2021
Q2
$31.1M Buy
514,000
+175,200
+52% +$11.2M 0.01% 1573
2021
Q1
$21.1M Sell
338,800
-65,300
-16% -$3.91M 0.01% 1899
2020
Q4
$24.8M Buy
404,100
+101,700
+34% +$6.11M 0.01% 1585
2020
Q3
$16.4M Buy
302,400
+18,600
+7% +$994K ﹤0.01% 1752
2020
Q2
$14.7M Sell
283,800
-72,900
-20% -$4.05M 0.01% 1799
2020
Q1
$19.3M Buy
356,700
+115,400
+48% +$7.31M 0.01% 1262
2019
Q4
$15.4M Buy
241,300
+24,300
+11% +$1.51M 0.01% 1744
2019
Q3
$13.4M Sell
217,000
-82,700
-28% -$4.79M 0.01% 1894
2019
Q2
$16.6M Sell
299,700
-3,300
-1% -$177K 0.01% 1611
2019
Q1
$15.7M Buy
303,000
+48,200
+19% +$2.36M 0.01% 1555
2018
Q4
$11.2M Sell
254,800
-135,600
-35% -$6.16M 0.01% 1774
2018
Q3
$17M Buy
390,400
+123,600
+46% +$5.7M 0.01% 1548
2018
Q2
$12.4M Sell
266,800
-207,700
-44% -$9.3M 0.01% 1724
2018
Q1
$21.2M Buy
474,500
+58,000
+14% +$2.57M 0.01% 1077
2017
Q4
$20M Buy
416,500
+101,000
+32% +$5.15M 0.01% 1156
2017
Q3
$15.5M Buy
315,500
+85,800
+37% +$4.16M 0.01% 1260
2017
Q2
$11M Sell
229,700
-160,100
-41% -$8.03M 0.01% 1382
2017
Q1
$19.4M Sell
389,800
-74,000
-16% -$3.66M 0.02% 975
2016
Q4
$22.8M Sell
463,800
-57,100
-11% -$2.81M 0.02% 779
2016
Q3
$26.7M Buy
520,900
+239,300
+85% +$12.6M 0.03% 701
2016
Q2
$15.1M Sell
281,600
-3,000
-1% -$151K 0.02% 956
2016
Q1
$14.7M Buy
284,600
+35,900
+14% +$1.75M 0.02% 934
2015
Q4
$11.6M Buy
248,700
+77,800
+46% +$3.53M 0.01% 1157
2015
Q3
$7.64M Sell
170,900
-112,000
-40% -$4.91M 0.01% 1549
2015
Q2
$11.9M Buy
282,900
+89,600
+46% +$3.9M 0.01% 1357
2015
Q1
$8.56M Buy
193,300
+23,200
+14% +$1.1M 0.01% 1580
2014
Q4
$8.35M Sell
170,100
-49,800
-23% -$2.35M 0.01% 1543
2014
Q3
$9.6M Buy
219,900
+104,000
+90% +$4.57M 0.01% 1400
2014
Q2
$5.26M Sell
115,900
-85,700
-43% -$3.79M 0.01% 1792
2014
Q1
$8.86M Sell
201,600
-17,800
-8% -$746K 0.01% 1350
2013
Q4
$9.02M Buy
219,400
+29,500
+16% +$1.22M 0.01% 1271
2013
Q3
$7.82M Buy
189,900
+55,600
+41% +$2.39M 0.01% 1258
2013
Q2
$5.93M Buy
+134,300
New +$6.18M 0.01% 1415

Other funds holding SO

Citadel Advisors's SO Position: Q1 2026 in Review

Citadel Advisors increased its Southern Company (SO) stake by 128% in Q1 2026, buying an estimated $46.5M and bringing the position to 894,897 shares worth $86.4M. The position accounts for 0.01% of the portfolio, ranked #916.

Citadel Advisors first reported a position in SO in Q2 2013 and has held it in 50 quarters since. The position peaked at $224M in Q1 2025. 2,344 funds tracked by Wall St. Rank hold SO as of Q1 2026.

  • Citadel Advisors held 894,897 shares of Southern Company worth $86.4M as of Q1 2026.
  • Citadel Advisors bought 502,837 Southern Company shares in Q1 2026, an estimated $46.5M.
  • Southern Company made up 0.01% of Citadel Advisors's portfolio in Q1 2026, its #916 holding.
  • Citadel Advisors first reported a position in Southern Company in Q2 2013 and has held it in 50 quarters since.
  • Citadel Advisors's Southern Company position peaked at $224M in Q1 2025.
  • 2,344 funds tracked by Wall St. Rank held Southern Company as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.