Jane Street
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Jane Street’s Southwest Gas SWX Stock Holding History

Jane Street’s Portfolio SWX Stock Details SWX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$348K Buy
+4,000
New +$341K ﹤0.01% 8889
2025
Q4 		– Sell
-35,500
Closed -$2.78M – 12349
2025
Q3 		$2.78M Buy
+35,500
New +$2.77M ﹤0.01% 4355

Other funds holding SWX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
CM
Corvex Management New York $2.52B AUM 25.53% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
MC
Maverick Capital Dallas, Texas $8.67B AUM 48.76% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

Jane Street's SWX Position: Q1 2026 in Review

Jane Street increased its Southwest Gas (SWX) stake by 65% in Q1 2026, buying an estimated $511K and bringing the position to 15,188 shares worth $1.32M. The position accounts for ﹤0.01% of the portfolio, ranked #5890.

Jane Street first reported a position in SWX in Q3 2013 and has held it in 29 quarters since. The position peaked at $11.1M in Q1 2025. 396 funds tracked by Wall St. Rank hold SWX as of Q1 2026.

  • Jane Street held 15,188 shares of Southwest Gas worth $1.32M as of Q1 2026.
  • Jane Street bought 5,994 Southwest Gas shares in Q1 2026, an estimated $511K.
  • Southwest Gas made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #5890 holding.
  • Jane Street first reported a position in Southwest Gas in Q3 2013 and has held it in 29 quarters since.
  • Jane Street's Southwest Gas position peaked at $11.1M in Q1 2025.
  • 396 funds tracked by Wall St. Rank held Southwest Gas as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.