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Southwest Gas
SWX

334 hedge funds and large institutions have $5.17B invested in Southwest Gas in 2025 Q3 according to their latest regulatory filings, with 47 funds opening new positions, 136 increasing their positions, 93 reducing their positions, and 36 closing their positions.

New
Increased
Maintained
Reduced
Closed

46% more repeat investments, than reductions

Existing positions increased: 136 | Existing positions reduced: 93

31% more first-time investments, than exits

New positions opened: 47 | Existing positions closed: 36

2% more funds holding

Funds holding: 328 → 334 (+6)

4% more capital invested

Capital invested by funds: $4.98B → $5.17B (+$197M)

0% more funds holding in top 10

Funds holding in top 10: 3 → 3 (0)

1.2% less ownership

Funds ownership: 92.93% → 91.73% (-1.2%)

Holders
334
Holders Change
+6
Holders Change %
+1.83%
% of All Funds
4.38%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
47
Increased
136
Reduced
93
Closed
36
Calls
$3.18M
Puts
–
Net Calls
+$3.18M
Net Calls Change
+$211K

Top Buyers

Rank Fund Capital Flow
1
Fidelity Investments
Fidelity Investments
Massachusetts
+$94.5M
2
JP Morgan Chase
JP Morgan Chase
New York
+$82.2M
3
Victory Capital Management
Victory Capital Management
Texas
+$24.9M
4
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
+$18.8M
5
CCM
Channing Capital Management
Illinois
+$17.6M

Top Sellers

Rank Fund Capital Flow
1
IC
Icahn Carl
Florida
-$117M
2
Millennium Management
Millennium Management
New York
-$31.1M
3
Man Group
Man Group
United Kingdom
-$20.8M
4
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management
California
-$16.9M
5
Adage Capital Partners
Adage Capital Partners
Massachusetts
-$15.6M
Name Holding Trade Value Shares
Change 		Change in
Stake
Holocene Advisors
126
Holocene Advisors
New York
$1.27M +$895K +11,486 +242%
State Board of Administration of Florida Retirement System
127
State Board of Administration of Florida Retirement System
Florida
$1.27M +$416K +5,342 +49%
Creative Planning
128
Creative Planning
Kansas
$1.23M -$231K -2,970 -16%
Mercer Global Advisors
129
Mercer Global Advisors
Colorado
$1.23M +$148K +1,901 +14%
DADC
130
D.A. Davidson & Co
Montana
$1.23M – – –
Cetera Investment Advisers
131
Cetera Investment Advisers
Illinois
$1.21M +$155K +1,986 +15%
TD Asset Management
132
TD Asset Management
Ontario, Canada
$1.2M -$55.8K -716 -4%
ET
133
Entropy Technologies
New York
$1.2M +$1.19M +15,256 New
SOMRS
134
State of Michigan Retirement System
Michigan
$1.19M +$54.5K +700 +5%
Thrivent Financial for Lutherans
135
Thrivent Financial for Lutherans
Minnesota
$1.15M +$38.6K +495 +3%
AA
136
ALPS Advisors
Colorado
$1.14M +$1.13M +14,564 New
Zurich Cantonal Bank
137
Zurich Cantonal Bank
Switzerland
$1.12M – – –
LPL Financial
138
LPL Financial
California
$1.12M -$4.83K -62 -0.4%
NMIMC
139
Northwestern Mutual Investment Management Company
Wisconsin
$1.12M +$61.7K +792 +6%
Mitsubishi UFJ Trust & Banking
140
Mitsubishi UFJ Trust & Banking
Japan
$1.07M +$482K +6,189 +82%
Franklin Resources
141
Franklin Resources
California
$1.07M +$161K +2,061 +18%
LCM
142
Landscape Capital Management
New Jersey
$1.06M +$555K +7,122 +112%
NMERB
143
New Mexico Educational Retirement Board
New Mexico
$1.04M – – –
IA
144
Inspire Advisors
Idaho
$1.03M +$316K +4,061 +45%
Pacer Advisors
145
Pacer Advisors
Pennsylvania
$1.03M +$1.02M +13,101 New
EMPI
146
Elo Mutual Pension Insurance
Finland
$1.03M +$1.02M +13,090 New
OPERF
147
Oregon Public Employees Retirement Fund
Oregon
$1.01M +$39K +500 +4%
VPIM
148
Vanguard Personalized Indexing Management
California
$977K +$140K +1,799 +17%
II
149
Inspire Investing
Idaho
$977K +$243K +3,124 +33%
Susquehanna International Group
150
Susquehanna International Group
Pennsylvania
$960K -$9M -115,556 -90%
4 5
6
7 8

SWX Hedge Fund Activity: Q3 2025 in Review

334 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in Southwest Gas (SWX) for Q3 2025, worth a combined $5.17B — up 4% from $4.98B a quarter earlier.

Buyers outnumbered sellers: 47 funds opened new SWX positions and 36 closed out — a net gain of 11 holders — while 136 added to existing stakes and 93 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $94.5M. The largest seller was Icahn Carl, cutting an estimated $117M.

  • 334 institutional investors held Southwest Gas (SWX) as of Q3 2025, up from 328 in Q2 2025.
  • Funds reported $5.17B of Southwest Gas stock for Q3 2025, up 4% quarter-over-quarter.
  • 47 funds opened new Southwest Gas positions in Q3 2025 and 36 closed out, a net change of +11 holders.
  • The largest Southwest Gas buyer in Q3 2025 was Fidelity Investments, an estimated $94.5M added.
  • The largest Southwest Gas seller in Q3 2025 was Icahn Carl, an estimated $117M sold.

Based on aggregated 13F filings for Q3 2025.