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Southwest Gas

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: 328334 (+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: 33 (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
Name Holding Trade Value Shares
Change
Change in
Stake
MSRPS
76
Maryland State Retirement & Pension System
Maryland
$4.65M +$385K +4,945 +9%
T. Rowe Price Associates
77
T. Rowe Price Associates
Maryland
$4.53M +$209K +2,678 +5%
Massachusetts Financial Services
78
Massachusetts Financial Services
Massachusetts
$4.27M +$317K +4,065 +8%
California State Teachers Retirement System (CalSTRS)
79
California State Teachers Retirement System (CalSTRS)
California
$4.19M +$234 +3 +0%
New York State Teachers Retirement System (NYSTRS)
80
New York State Teachers Retirement System (NYSTRS)
New York
$4.02M -$457K -5,870 -10%
TI
81
Trexquant Investment
Connecticut
$3.55M +$3.53M +45,358 New
SEI Investments
82
SEI Investments
Pennsylvania
$3.49M -$475K -6,100 -12%
American Century Companies
83
American Century Companies
Missouri
$3.33M -$5.28M -67,831 -61%
Jones Financial Companies
84
Jones Financial Companies
Missouri
$3.17M +$554K +7,111 +21%
Mackenzie Financial
85
Mackenzie Financial
Ontario, Canada
$3.1M +$475K +6,096 +18%
BNP Paribas Financial Markets
86
BNP Paribas Financial Markets
France
$3.05M +$2.24M +28,777 +282%
Mirae Asset Global ETFs Holdings
87
Mirae Asset Global ETFs Holdings
Hong Kong
$3.02M -$437K -5,607 -13%
Pathstone Holdings
88
Pathstone Holdings
New Jersey
$2.77M -$19.2K -247 -0.7%
Cerity Partners
89
Cerity Partners
New York
$2.75M +$434K +5,569 +19%
Russell Investments Group
90
Russell Investments Group
United Kingdom
$2.71M +$253K +3,242 +10%
Man Group
91
Man Group
United Kingdom
$2.56M -$20.8M -266,399 -89%
Qube Research & Technologies (QRT)
92
Qube Research & Technologies (QRT)
United Kingdom
$2.54M -$5.13M -65,895 -67%
IIM
93
INTECH Investment Management
Florida
$2.5M -$1.12M -14,342 -31%
GKIM
94
GW&K Investment Management
Massachusetts
$2.4M -$99.1K -1,272 -4%
IA
95
Icon Advisers
Colorado
$2.35M -$234K -3,000 -9%
Squarepoint
96
Squarepoint
New York
$2.34M +$2.32M +29,817 New
MOACM
97
Mutual of America Capital Management
New York
$2.32M -$35.5K -455 -2%
KK
98
KLP Kapitalforvaltning
Norway
$2.25M -$312K -4,000 -12%
Bank of Montreal
99
Bank of Montreal
Ontario, Canada
$2.24M -$9.51K -122 -0.4%
AB
100
Amalgamated Bank
New York
$2.21M +$122K +1,563 +6%

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.