SOUTHWEST GAS HLDGS INC

Ticker: SWX CUSIP: 844895102 Class: EQTY

Optiver Holding B.V.'s Holding History (CIK: 0001859606)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 430 Value ($000) $34 Avg Close $80.11 Range $76.74 - $83.23

Q3 2025

Shares 600 Value ($000) $47 Avg Close $77.91 Range $72.43 - $80.54

Q2 2025

Shares 545 Value ($000) $41 Avg Close $72.09 Range $64.69 - $77.21

Q1 2025

Shares 501 Value ($000) $36 Avg Close $74.04 Range $67.95 - $78.92

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	430	$34	$80.11	$76.74 - $83.23
Q3 2025	600	$47	$77.91	$72.43 - $80.54
Q2 2025	545	$41	$72.09	$64.69 - $77.21
Q1 2025	501	$36	$74.04	$67.95 - $78.92