SO
The Southern Company · Utilities · Regulated Electric
Momentum inputs (comparable managers):
holder breadth +15.4% ·
share flow +1.7% ·
net new positions +13.3%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 163 | -6 | 710.79M | $67.23B | +3 | −8 |
| Q1 2026 | 171 | +1 | 693.65M | $64.04B | +6 | −6 |
| Q4 2025 | 169 | -1 | 717.87M | $62.34B | +3 | −3 |
| Q3 2025 | 23 | +1 | 534.69M | $50.67B | +1 | −1 |
| Q2 2025 | 20 | 0 | 353.22M | $32.42B | +2 | −2 |
| Q1 2025 | 17 | +1 | 121.96M | $11.21B | +1 | — |
| Q4 2024 | 16 | 0 | 119.55M | $9.84B | +1 | −1 |
| Q3 2024 | 15 | +2 | 59.55M | $5.36B | +2 | — |
| Q2 2024 | 13 | — | 58.57M | $4.54B | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Geode Capital Management ✦ (passive) | 24.52M | +4.6% | $2.20B | 0.2% | ▲ Add | 2 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 24.52M | +4.6% | $2.20B | 0.2% | ▲ Add | 2 | SEC ↗ |
| 3 | T. Rowe Price ✦ | 18.02M | -6.8% | $1.63B | 0.2% | ▼ Trim | 2 | SEC ↗ |
| 4 | T. Rowe Price ✦ | 18.02M | -6.8% | $1.63B | 0.2% | ▼ Trim | 2 | SEC ↗ |
| 5 | T. Rowe Price ✦ | 18.02M | -6.8% | $1.63B | 0.2% | ▼ Trim | 2 | SEC ↗ |
| 6 | Norges Bank ✦ (passive) | 10.88M | +2.5% | $981.47M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 7 | Wellington Management ✦ | 3.03M | -5.2% | $272.95M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 8 | Wellington Management ✦ | 3.03M | -5.2% | $272.95M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 9 | Wellington Management ✦ | 3.03M | -5.2% | $272.95M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 10 | Wellington Management ✦ | 3.03M | -5.2% | $272.95M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 11 | Wellington Management ✦ | 3.03M | -5.2% | $272.95M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 12 | Wellington Management ✦ | 3.03M | -5.2% | $272.95M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 13 | Marshall Wace ✦ | 1.02M | New | $91.57M | 0.1% | New | 1 | SEC ↗ |
| 14 | Marshall Wace ✦ | 1.02M | New | $91.57M | 0.1% | New | 1 | SEC ↗ |
| 15 | Citadel Advisors ✦ | 713.71K | +30.7% | $64.36M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 16 | Adage Capital Partners ✦ | 355.70K | -45.2% | $32.08M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 17 | D. E. Shaw & Co. ✦ | 295.84K | +7.1% | $26.68M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 18 | D. E. Shaw & Co. ✦ | 295.84K | +7.1% | $26.68M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 19 | D. E. Shaw & Co. ✦ | 295.84K | +7.1% | $26.68M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 20 | Renaissance Technologies ✦ | 206.50K | +694.2% | $18.62M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 21 | AQR Capital Management ✦ | 170.26K | +19.2% | $15.32M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 22 | AQR Capital Management ✦ | 170.26K | +19.2% | $15.32M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 23 | Arrowstreet Capital ✦ | 117.92K | New | $10.63M | 0.0% | New | 1 | SEC ↗ |
| 24 | Fisher Asset Management ✦ | 108.36K | +5.4% | $9.77M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 25 | Millennium Management ✦ | 46.08K | -78.6% | $4.16M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 26 | Millennium Management ✦ | 46.08K | -78.6% | $4.16M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 27 | Gotham Asset Management ✦ | 44.27K | +462.6% | $3.99M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 28 | Baillie Gifford ✦ | 22.23K | 0.0% | $2.00M | 0.0% | Held | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Marshall Wace | $91.57M | 0.1% |
| Marshall Wace | $91.57M | 0.1% |
| Arrowstreet Capital | $10.63M | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 2.20K shares, $212 reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.