POWELL INDS INC

Ticker: POWL CUSIP: 739128106 Class: Common Stock

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

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

Q3 2025

Shares 8 Value ($000) $2 Avg Close $253.93 Range $202.98 - $308.15

Q2 2025

Shares 34 Value ($000) $7 Avg Close $180.41 Range $152.30 - $220.91

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	8	$2	$253.93	$202.98 - $308.15
Q2 2025	34	$7	$180.41	$152.30 - $220.91