SOUTHWEST GAS HOLDINGS INC (SWX) Institutional Ownership and Insiders Activity
SOUTHWEST GAS HOLDINGS INC (SWX) is widely held by institutional investors, with 391 firms reporting positions valued at approximately $5.97B based on SEC Form 13F filings for the quarter ended June 30, 2026.
Blackrock, Inc. is the largest disclosed holder, reporting approximately $991.55M in SWX holdings in its latest filing.
Recent insider activity includes 1 tracked Form 4 transaction over the last three months, reflecting ongoing executive and director trading activity.
Institutional Holders
391
Total Reported Value
$5.97B
Largest Holder
Blackrock, Inc.
Largest Position
$991.55M
Insider Transactions (90d)
1
Latest Filing Quarter
Q2 2026
New Institutional Positions
56
Funds Exiting Positions
55
Top Institutional Owners
View allInvestorReported Balance
- Blackrock, Inc.$991.55M
- Fmr Llc$494.40M
- Vanguard Portfolio Management Llc$352.37M
- Corvex Management Lp$284.53M
- Vanguard Capital Management Llc$270.26M
Related SWX Institutional Insights:
- SWX 13F Institutional Holders
- SWX Superinvestors
- SWX Institutional Ownership Changes
- Utilities Sector Institutional Ownership
- Utilities Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Utilities Stocks By Institutional Investors
- Most Sold Utilities Stocks By Institutional Investors
- SWX Insider Trading & SEC Form 4 Activity
- SWX Articles
- Top Institutional Investor Stock Rankings