PERMA-PIPE INTL HLDGS INC

Ticker: PPIH CUSIP: 714167103 Class: COM

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q4 2025

Shares 9,526 Value ($000) $289 Avg Close $27.42 Range $22.13 - $36.48

Q3 2025

Shares 9,526 Value ($000) $223 Avg Close $25.85 Range $20.92 - $33.09

Q2 2025

Shares 12,942 Value ($000) $296 Avg Close $14.42 Range $8.81 - $24.50

Q1 2025

Shares 13,093 Value ($000) $163 Avg Close $14.28 Range $12.35 - $17.08

Q4 2024

Shares 13,117 Value ($000) $196 Avg Close $14.52 Range $12.35 - $17.58

Q3 2024

Shares 14,631 Value ($000) $190 Avg Close $9.95 Range $7.72 - $13.44

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	9,526	$289	$27.42	$22.13 - $36.48
Q3 2025	9,526	$223	$25.85	$20.92 - $33.09
Q2 2025	12,942	$296	$14.42	$8.81 - $24.50
Q1 2025	13,093	$163	$14.28	$12.35 - $17.08
Q4 2024	13,117	$196	$14.52	$12.35 - $17.58
Q3 2024	14,631	$190	$9.95	$7.72 - $13.44