SWX
Southwest Gas Holdings, Inc. · Utilities · Regulated Gas
Momentum inputs (comparable managers):
holder breadth -11.8% ·
share flow +1.3% ·
net new positions -13.3%
· formula
Concentrated accumulation: rising shares among fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 115 | +2 | 46.28M | $4.10B | +6 | −5 |
| Q1 2026 | 117 | +4 | 44.14M | $3.83B | +13 | −10 |
| Q4 2025 | 113 | +2 | 51.02M | $4.08B | +3 | n/a |
| Q3 2025 | 16 | -1 | 39.30M | $3.08B | +1 | −3 |
| Q2 2025 | 15 | -2 | 36.37M | $2.71B | n/a | −2 |
| Q1 2025 | 14 | +1 | 15.40M | $1.11B | +2 | −1 |
| Q4 2024 | 13 | +1 | 16.48M | $1.16B | +1 | n/a |
| Q3 2024 | 11 | -1 | 14.66M | $1.08B | n/a | −1 |
| Q2 2024 | 12 | n/a | 15.02M | $1.06B | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 9.88M | n/a | $734.65M | 0.0% | n/c | 1 | SEC ↗ ×18 |
| 2 | Icahn Capital ✦ | 7.53M | 0.0% | $560.35M | 7.1% | Held | 5 | SEC ↗ |
| 3 | The Vanguard Group ✦ (passive) | 7.03M | n/a | $523.23M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 4 | Fidelity (FMR) ✦ | 3.59M | n/a | $266.84M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 5 | State Street Global Advisors ✦ (passive) | 2.32M | -0.7% | $172.50M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 6 | Adage Capital Partners ✦ | 1.62M | +4.5% | $120.51M | 0.2% | ▲ Add | 5 | SEC ↗ |
| 7 | Geode Capital Management ✦ (passive) | 1.54M | +3.6% | $114.90M | 0.0% | ▲ Add | 5 | SEC ↗ ×2 |
| 8 | GAMCO Investors ✦ | 860.34K | +3.6% | $64.00M | 0.6% | ▲ Add | 5 | SEC ↗ |
| 9 | Norges Bank ✦ (passive) | 851.43K | +12.1% | $63.34M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 10 | Millennium Management ✦ | 417.67K | +99.0% | $31.07M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 11 | AQR Capital Management ✦ | 404.84K | +78.0% | $29.97M | 0.0% | ▲ Add | 5 | SEC ↗ ×4 |
| 12 | Citadel Advisors ✦ | 140.53K | -51.7% | $10.45M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 13 | Renaissance Technologies ✦ | 95.80K | +487.7% | $7.13M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 14 | T. Rowe Price ✦ | 55.16K | +14.8% | $4.10M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 15 | Arrowstreet Capital ✦ | 36.65K | +70.3% | $2.73M | 0.0% | ▲ Add | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| D. E. Shaw & Co. | $3.55M | was 0.0% |
| Marshall Wace | $2.80M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 392 holders, 64.56M shares, $5.42B 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.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 2.50K sh · $204,518
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology