MESA LABS INC

Ticker: MLAB CUSIP: 59064R109 Class: Common Stock

Quantbot Technologies LP's Holding History (CIK: 0001512991)

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

Q4 2025

Shares 2,095 Value ($000) $164 Avg Close $75.96 Range $66.39 - $83.18

Q3 2025

Shares 2,662 Value ($000) $178 Avg Close $71.72 Range $55.21 - $103.28

Q1 2025

Shares 567 Value ($000) $67 Avg Close $135.40 Range $114.00 - $154.03

Q3 2024

Shares 542 Value ($000) $70 Avg Close $116.53 Range $85.22 - $139.82

Q4 2022

Shares 42 Value ($000) $7 Avg Close $153.87 Range $112.11 - $186.80

Q2 2016

Shares 55 Value ($000) $6 Avg Close $103.44 Range $88.28 - $126.77

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,095	$164	$75.96	$66.39 - $83.18
Q3 2025	2,662	$178	$71.72	$55.21 - $103.28
Q1 2025	567	$67	$135.40	$114.00 - $154.03
Q3 2024	542	$70	$116.53	$85.22 - $139.82
Q4 2022	42	$7	$153.87	$112.11 - $186.80
Q2 2016	55	$6	$103.44	$88.28 - $126.77