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SOUTHWEST GAS HLDGS INC (SWX)

Institutional ownership, SEC filings and insider activity

Sector: Infrastructure & Utilities · SEC CIK 0001692115 · EDGAR filings · Updated 2026-06-25

SOUTHWEST GAS HLDGS INC (SWX) has reported institutional ownership of 90.0%, with 393 institutional managers holding positions valued at $5.66B per the latest 13F reporting period. SEC filings include an active non-reliance notice on previously issued financial statements (8-K Item 4.02).

Institutional ownership
90.0%
Institutional managers
393
Reported 13F value
$5.66B
Insider activity
52 trans.
−$117.6M net selling
Data flags
1 active
from SEC filings

Latest updates

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, SOUTHWEST GAS HLDGS INC has 393 institutional holders and institutional ownership of 90.0%.

Insider activity

Insiders reported 52 transactions (1 buys, 3 sells) across 19 reporting insiders, with a net reported value of −$117.6M.

Data flags from SEC filings

Active non-reliance notice on previously issued financial statements (8-K Item 4.02), most recently filed 2026-01-09 (recurring since 2026-01-09) — source filing. The authoritative details are those stated in the filing itself.

Related companies

ARCHROCK INC COM (AROC) · CASELLA WASTE SYS INC (CWST) · ORMAT TECHNOLOGIES INC (ORA) · BLACK HILLS CORP (BKH) · KODIAK GAS SVCS INC (KGS) · NATIONAL GRID PLC (NGG)

See full history, cross-references and alerts on Sightfile
Sightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-06-25.