SOUTHERN CO (SO): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in SO · Utilities. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
25
13F filers
Aggregate Value
$721.7M
Across holders
Last Price
$90.10
2026-08-24
Sector
Utilities
GICS
Quarterly fund activity13 increased12 reduced6 exited
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| Soroban Capital Partners LLC CIK 0001517857 | Hedge Fund | 1.69M | $161.6M | 22.4% | 0.3% | Reduced | $-65.8M | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 1.17M | $112.3M | 15.6% | 0.0% | Added | +$92.4M | Q2 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP CIK 0001164508 | Hedge Fund | 704K | $67.4M | 9.3% | 0.0% | Added | +$13.8M | Q2 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 701K | $67.1M | 9.3% | 0.1% | Added | +$52.0M | Q2 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 508K | $48.7M | 6.7% | 0.2% | Added | +$46.3M | Q2 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 457K | $43.7M | 6.1% | 0.0% | Added | +$41.7M | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 435K | $41.6M | 5.8% | 0.0% | Reduced | +$39.3M | Q2 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 304K | $29.1M | 4.0% | 0.0% | Added | +$28.4M | Q2 2026 |
| Rockefeller Capital Management L.P. CIK 0001739439 | Hedge Fund | 282K | $27.0M | 3.7% | 0.0% | Added | $-60.0M | Q2 2026 |
| SHAW D E & CO INC CIK 0001009207 | Hedge Fund | 275K | $26.4M | 3.7% | 0.0% | Reduced | $-4.0M | Q2 2026 |
Reduced
Hedge Fund
$161.6M· 22.4% of total· 0.3% port· 1.69M sh· $-65.8M QoQ· Q2 2026
Added
Hedge Fund
$112.3M· 15.6% of total· 0.0% port· 1.17M sh· +$92.4M QoQ· Q2 2026
Added
Hedge Fund
$67.4M· 9.3% of total· 0.0% port· 704K sh· +$13.8M QoQ· Q2 2026
Added
Hedge Fund
$67.1M· 9.3% of total· 0.1% port· 701K sh· +$52.0M QoQ· Q2 2026
Added
Hedge Fund
$48.7M· 6.7% of total· 0.2% port· 508K sh· +$46.3M QoQ· Q2 2026
Added
Hedge Fund
$43.7M· 6.1% of total· 0.0% port· 457K sh· +$41.7M QoQ· Q2 2026
Reduced
Hedge Fund
$41.6M· 5.8% of total· 0.0% port· 435K sh· +$39.3M QoQ· Q2 2026
Added
Hedge Fund
$29.1M· 4.0% of total· 0.0% port· 304K sh· +$28.4M QoQ· Q2 2026
Added
Hedge Fund
$27.0M· 3.7% of total· 0.0% port· 282K sh· $-60.0M QoQ· Q2 2026
Reduced
Hedge Fund
$26.4M· 3.7% of total· 0.0% port· 275K sh· $-4.0M QoQ· Q2 2026
Added
Hedge Fund
$23.5M· 3.3% of total· 0.1% port· 246K sh· +$2.9M QoQ· Q2 2026
Reduced
Hedge Fund
$19.7M· 2.7% of total· 0.0% port· 206K sh· $-4.9M QoQ· Q2 2026
Reduced
Institutional Manager
$11.2M· 1.6% of total· 0.0% port· 117K sh· $-496K QoQ· Q2 2026
Added
Hedge Fund
$9.5M· 1.3% of total· 0.3% port· 99K sh· — QoQ· Q2 2026
Reduced
Institutional Manager
$7.1M· 1.0% of total· 0.0% port· 74K sh· $-2.2M QoQ· Q2 2026
Reduced
Hedge Fund
$5.2M· 0.7% of total· 0.0% port· 55K sh· $-91K QoQ· Q2 2026
Reduced
Hedge Fund
$5.1M· 0.7% of total· 0.0% port· 54K sh· $-16.8M QoQ· Q2 2026
Added
Hedge Fund
$4.5M· 0.6% of total· 0.0% port· 47K sh· +$1.1M QoQ· Q2 2026
Reduced
Hedge Fund
$2.9M· 0.4% of total· 0.0% port· 30K sh· $-9.7M QoQ· Q2 2026
Reduced
Hedge Fund
$2.3M· 0.3% of total· 0.0% port· 24K sh· $-12.0M QoQ· Q2 2026
Added
Hedge Fund
$1.8M· 0.3% of total· 0.0% port· 19K sh· +$75K QoQ· Q2 2026
Added
Hedge Fund
$1.6M· 0.2% of total· 0.0% port· 17K sh· +$498K QoQ· Q2 2026
Reduced
Hedge Fund
$954K· 0.1% of total· 0.0% port· 10K sh· $-2.6M QoQ· Q2 2026
Reduced
Hedge Fund
$920K· 0.1% of total· 0.0% port· 10K sh· $-131K QoQ· Q2 2026
Added
Hedge Fund
$463K· 0.1% of total· 0.0% port· 5K sh· +$7K QoQ· Q2 2026
1–10 of 25
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