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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
Swiss National Bank
51
Swiss National Bank
Switzerland
$8.73M +$132K +1,700 +2%
OTPPB
52
Ontario Teachers' Pension Plan Board
Ontario, Canada
$8.23M -$150K -1,925 -2%
AG
53
Algert Global
California
$7.92M -$6.16M -79,091 -44%
Jane Street
54
Jane Street
New York
$7.57M +$7.53M +96,680 New
HAI
55
Hennessy Advisors Inc
California
$7.4M -$1.1M -14,100 -13%
Jacobs Levy Equity Management
56
Jacobs Levy Equity Management
New Jersey
$7.32M +$227K +2,913 +3%
Canada Life
57
Canada Life
Manitoba, Canada
$7.25M +$634K +8,140 +10%
Wells Fargo
58
Wells Fargo
California
$7.23M +$605K +7,762 +9%
Citadel Advisors
59
Citadel Advisors
Florida
$7.22M -$3.77M -48,392 -34%
State of Wisconsin Investment Board
60
State of Wisconsin Investment Board
Wisconsin
$6.89M +$1.93M +24,747 +39%
SCM
61
Sterling Capital Management
North Carolina
$6.81M +$223K +2,865 +3%
HSBC Holdings
62
HSBC Holdings
United Kingdom
$6.65M +$777K +9,978 +13%
PFC
63
Phocas Financial Corp
California
$6.58M +$143K +1,832 +2%
Deutsche Bank
64
Deutsche Bank
Germany
$6.47M +$614K +7,887 +11%
MAP
65
Moody Aldrich Partners
Massachusetts
$6.14M -$1.21M -15,533 -17%
Retirement Systems of Alabama
66
Retirement Systems of Alabama
Alabama
$6.07M +$282K +3,624 +5%
BFM
67
Boothbay Fund Management
New York
$5.69M +$3.45M +44,246 +156%
Hudson Bay Capital Management
68
Hudson Bay Capital Management
Connecticut
$5.67M +$5.64M +72,356 New
Comerica Bank
69
Comerica Bank
Texas
$5.56M +$337K +4,319 +6%
MIM
70
MetLife Investment Management
New Jersey
$5.46M -$26.9K -345 -0.5%
Manulife (Manufacturers Life Insurance)
71
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$5.39M -$104K -1,340 -2%
1M
72
13D Management
New York
$5M -$2.57M -33,000 -34%
PCM
73
Peregrine Capital Management
Minnesota
$4.9M -$14.4K -185 -0.3%
ACG
74
Aventail Capital Group
New York
$4.87M +$4.84M +62,112 New
JAM
75
Jupiter Asset Management
United Kingdom
$4.81M +$4.78M +61,339 New

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.