POWELL INDS INC

Ticker: POWL CUSIP: 739128106 Class: Common Stock

Tidemark, LLC's Holding History (CIK: 0002009591)

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

Q4 2025

Shares 92 Value ($000) $29 Avg Close $336.55 Range $277.64 - $412.46

Q3 2025

Shares 92 Value ($000) $28 Avg Close $253.93 Range $202.98 - $308.15

Q2 2025

Shares 147 Value ($000) $31 Avg Close $180.41 Range $152.30 - $220.91

Q1 2025

Shares 31 Value ($000) $5 Avg Close $208.15 Range $145.46 - $327.83

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	92	$29	$336.55	$277.64 - $412.46
Q3 2025	92	$28	$253.93	$202.98 - $308.15
Q2 2025	147	$31	$180.41	$152.30 - $220.91
Q1 2025	31	$5	$208.15	$145.46 - $327.83