SEC Form 4 · accession 0000724004-26-000060
MESA LABORATORIES INC /CO/ · MLAB
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
John Sakys
Officer — CFO
Period of report
Jun 16, 2026
Accepted (ET)
Jun 17, 2026 · 12:09 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0000724004
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Jun 16, 2026 | S | 1,223 | $101.267 | D | 16,538 | D | |
| Common StockF2 | holding | — | — | — | 50 | I | Custodian |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Shares sold to cover taxes related to the vesting of RSUs on June 15, 2026
- F2Consists of 50 shares held by children of which Mr. Sakys is custodian