MESA LABORATORIES INC /CO/ — Director's Dealing 2023

Jun 21, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MESA LABORATORIES INC /CO/ (MLAB)
CIK: 0000724004
Period of Report: 2023-06-16

Reporting Person: Sullivan John James (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-06-16	Common Stock	M	15	—	Acquired	28256	Direct
2023-06-16	Common Stock	F	6	$135.55	Disposed	28250	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-06-16	Restricted Stock Unit - 1	$	M	15	Disposed		Common Stock (15)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	44580	Indirect

Footnotes

F1: Each RSU represents a contingent right to receive one share of the Issuer's common stock

F2: RSUs that vest 1/5 on June 15, 2019 and each of the next anniversary dates

F3: Not applicable

F4: Represents a gift of shares to a spousal lifetime access trust