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

Jun 16, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MESA LABORATORIES INC /CO/ (MLAB)
CIK: 0000724004
Period of Report: 2023-06-15

Reporting Person: Sakys John (CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-06-15	Common Stock	M	848	—	Acquired	10544	Direct
2023-06-15	Common Stock	F	373	$134.45	Disposed	10171	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-06-15	Restricted Stock Units - 1	$	M	196	Disposed		Common Stock (196)	Direct
2023-06-15	Restricted Stock Units - 3	$	M	256	Disposed		Common Stock (256)	Direct
2023-06-15	Restricted Stock Units - 5	$	M	396	Disposed		Common Stock (396)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	100	Indirect

Footnotes

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

F2: RSUs that vest 1/3 on June 15, 2021 and each of the next two anniversary dates

F3: Not Applicable

F4: RSUs that vest 1/3 on September 1, 2022, 1/3 on June 15, 2023 and 1/3 on June 15, 2024

F5: RSUs that vest 1/3 on June 15, 2023 and each of the next two anniversary dates

F6: Consists of 100 shares held by children of which Mr. Sakys is custodian