Southwest Gas
353 hedge funds and large institutions have $5.33B invested in Southwest Gas in 2025 Q4 according to their latest regulatory filings, with 55 funds opening new positions, 111 increasing their positions, 130 reducing their positions, and 32 closing their positions.
72% more first-time investments, than exits
New positions opened: 55 | Existing positions closed: 32
33% more funds holding in top 10
Funds holding in top 10: 3 → 4 (+1)
6% more funds holding
Funds holding: 334 → 353 (+19)
3% more capital invested
Capital invested by funds: $5.17B → $5.33B (+$160M)
0.59% more ownership
Funds ownership: 91.73% → 92.32% (+0.59%)
15% less repeat investments, than reductions
Existing positions increased: 111 | Existing positions reduced: 130
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
+$68.1M |
| 2 |
BlackRock
New York
|
+$34.8M |
| 3 |
BC
Brookfield Corp
Toronto,
Ontario, Canada
|
+$27.1M |
| 4 |
Adage Capital Partners
Boston,
Massachusetts
|
+$18.3M |
| 5 |
AQR Capital Management
Greenwich,
Connecticut
|
+$16.1M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
JP Morgan Chase
New York
|
-$87.6M |
| 2 |
Macquarie Group
Sydney, NSW 2000,
Australia
|
-$70.5M |
| 3 |
ZP
Zimmer Partners
New York
|
-$47.1M |
| 4 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
-$41.6M |
| 5 |
Fuller & Thaler Asset Management
San Mateo,
California
|
-$17.5M |
SWX Hedge Fund Activity: Q4 2025 in Review
353 of the 8,267 institutional investors tracked by Wall St. Rank reported a position in Southwest Gas (SWX) for Q4 2025, worth a combined $5.33B — up 3.1% from $5.17B a quarter earlier.
Buyers outnumbered sellers: 55 funds opened new SWX positions and 32 closed out — a net gain of 23 holders — while 111 added to existing stakes and 130 trimmed.
The largest buyer was Fidelity Investments, adding an estimated $68.1M. The largest seller was JP Morgan Chase, cutting an estimated $87.6M.
- 353 institutional investors held Southwest Gas (SWX) as of Q4 2025, up from 334 in Q3 2025.
- Funds reported $5.33B of Southwest Gas stock for Q4 2025, up 3.1% quarter-over-quarter.
- 55 funds opened new Southwest Gas positions in Q4 2025 and 32 closed out, a net change of +23 holders.
- The largest Southwest Gas buyer in Q4 2025 was Fidelity Investments, an estimated $68.1M added.
- The largest Southwest Gas seller in Q4 2025 was JP Morgan Chase, an estimated $87.6M sold.
Based on aggregated 13F filings for Q4 2025.