Adage Capital Partners’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 | $115M | Buy |
+1,186,900
| New | +$110M | 0.18% | 112 |
|
|
2025
Q4 | – | Sell |
-300,300
| Closed | -$28.5M | – | 1008 |
|
|
2025
Q3 | $28.5M | Sell |
300,300
-706,300
| -70% | -$65.9M | 0.05% | 375 |
|
|
2025
Q2 | $92.4M | Sell |
1,006,600
-342,600
| -25% | -$30.8M | 0.16% | 128 |
|
|
2025
Q1 | $124M | Buy |
1,349,200
+750,500
| +125% | +$65M | 0.23% | 89 |
|
|
2024
Q4 | $49.3M | Buy |
598,700
+243,000
| +68% | +$21.3M | 0.09% | 225 |
|
|
2024
Q3 | $32.1M | Sell |
355,700
-293,100
| -45% | -$25M | 0.06% | 320 |
|
|
2024
Q2 | $50.3M | Sell |
648,800
-420,900
| -39% | -$31.9M | 0.09% | 220 |
|
|
2024
Q1 | $76.7M | Sell |
1,069,700
-364,700
| -25% | -$25.2M | 0.14% | 147 |
|
|
2023
Q4 | $101M | Sell |
1,434,400
-49,900
| -3% | -$3.43M | 0.21% | 112 |
|
|
2023
Q3 | $96.1M | Sell |
1,484,300
-149,464
| -9% | -$10.4M | 0.22% | 114 |
|
|
2023
Q2 | $115M | Sell |
1,633,764
-203,700
| -11% | -$14.6M | 0.25% | 91 |
|
|
2023
Q1 | $128M | Buy |
1,837,464
+505,164
| +38% | +$34M | 0.29% | 83 |
|
|
2022
Q4 | $95.1M | Sell |
1,332,300
-25,700
| -2% | -$1.72M | 0.23% | 110 |
|
|
2022
Q3 | $92.3M | Buy |
1,358,000
+676,400
| +99% | +$51.2M | 0.23% | 105 |
|
|
2022
Q2 | $48.6M | Buy |
681,600
+124,900
| +22% | +$9.17M | 0.11% | 196 |
|
|
2022
Q1 | $40.4M | Sell |
556,700
-372,600
| -40% | -$25.2M | 0.08% | 270 |
|
|
2021
Q4 | $63.7M | Sell |
929,300
-95,300
| -9% | -$6.08M | 0.11% | 177 |
|
|
2021
Q3 | $63.5M | Buy |
1,024,600
+613,700
| +149% | +$39.5M | 0.13% | 170 |
|
|
2021
Q2 | $24.9M | Sell |
410,900
-8,700
| -2% | -$556K | 0.05% | 384 |
|
|
2021
Q1 | $26.1M | Sell |
419,600
-757,100
| -64% | -$45.3M | 0.05% | 367 |
|
|
2020
Q4 | $72.3M | Buy |
+1,176,700
| New | +$70.7M | 0.16% | 143 |
|
|
2020
Q3 | – | Sell |
-253,718
| Closed | -$13.2M | – | 808 |
|
|
2020
Q2 | $13.2M | Sell |
253,718
-947,900
| -79% | -$52.7M | 0.03% | 483 |
|
|
2020
Q1 | $65.1M | Buy |
+1,201,618
| New | +$76.1M | 0.19% | 131 |
|
|
2018
Q1 | – | Sell |
-614,764
| Closed | -$29.6M | – | 762 |
|
|
2017
Q4 | $29.6M | Buy |
614,764
+247,600
| +67% | +$12.6M | 0.07% | 325 |
|
|
2017
Q3 | $18M | Buy |
+367,164
| New | +$17.8M | 0.04% | 436 |
|
|
2017
Q1 | – | Sell |
-222,525
| Closed | -$10.9M | – | 744 |
|
|
2016
Q4 | $10.9M | Sell |
222,525
-419,400
| -65% | -$20.6M | 0.03% | 514 |
|
|
2016
Q3 | $32.9M | Sell |
641,925
-758,500
| -54% | -$39.9M | 0.09% | 294 |
|
|
2016
Q2 | $75.1M | Buy |
+1,400,425
| New | +$70.4M | 0.2% | 138 |
|
|
2016
Q1 | – | Sell |
-1,362,714
| Closed | -$63.8M | – | 736 |
|
|
2015
Q4 | $63.8M | Buy |
+1,362,714
| New | +$61.8M | 0.17% | 163 |
|
Other funds holding SO
VCM
VPM
Adage Capital Partners's SO Position: Q1 2026 in Review
Adage Capital Partners opened a new position in Southern Company (SO) in Q1 2026: 1,186,900 shares worth $115M. The stake represents 0.18% of the portfolio and ranks #112 among its holdings. This is a return to the name: Adage Capital Partners previously reported a position in SO as recently as Q3 2025.
Adage Capital Partners first reported a position in SO in Q4 2015 and has held it in 29 quarters since. The position peaked at $128M in Q1 2023. 2,344 funds tracked by Wall St. Rank hold SO as of Q1 2026.
- Adage Capital Partners held 1,186,900 shares of Southern Company worth $115M as of Q1 2026.
- Southern Company was a new Adage Capital Partners position in Q1 2026.
- Southern Company made up 0.18% of Adage Capital Partners's portfolio in Q1 2026, its #112 holding.
- Adage Capital Partners first reported a position in Southern Company in Q4 2015 and has held it in 29 quarters since.
- Adage Capital Partners's Southern Company position peaked at $128M in Q1 2023.
- 2,344 funds tracked by Wall St. Rank held Southern Company as of Q1 2026.
Based on Adage Capital Partners's 13F filing for Q1 2026, filed 15 May 2026.