MESA LABS INC

Ticker: MLAB CUSIP: 59064R109 Class: Common Stock

IronBridge Private Wealth, LLC's Holding History (CIK: 0001850996)

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

Q4 2021

Shares 31 Value ($000) $10 Avg Close $307.32 Range $285.14 - $326.54

Q3 2021

Shares 31 Value ($000) $9 Avg Close $278.11 Range $257.33 - $318.62

Q2 2021

Shares 31 Value ($000) $8 Avg Close $248.03 Range $227.68 - $268.74

Q1 2021

Shares 31 Value ($000) $8 Avg Close $268.89 Range $231.88 - $300.91

Q4 2020

Shares 27 Value ($000) $8 Avg Close $268.73 Range $247.92 - $285.33

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	31	$10	$307.32	$285.14 - $326.54
Q3 2021	31	$9	$278.11	$257.33 - $318.62
Q2 2021	31	$8	$248.03	$227.68 - $268.74
Q1 2021	31	$8	$268.89	$231.88 - $300.91
Q4 2020	27	$8	$268.73	$247.92 - $285.33