SEC Form 4 · accession 0001228924-18-000003
MESA LABORATORIES INC /CO/ · MLAB
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
John James Sullivan
Director
Period of report
Feb 15, 2018
Accepted (ET)
Feb 20, 2018 · 11:25 am EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0000724004
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Feb 15, 2018 | M | 1,100 | $21.93 | A | 72,248 | D | |
| Common Stock | Feb 15, 2018 | M | 777 | $25.56 | A | 73,025 | D | |
| Common Stock | Feb 16, 2018 | M | 2,123 | $25.56 | A | 75,148 | D | |
| Common Stock | Feb 15, 2018 | S | 1,877 | $138.00 | D | 73,271 | D | |
| Common Stock | Feb 16, 2018 | S | 2,123 | $138.00 | D | 71,148 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Non Qualified Stock Option | $21.93 | Feb 15, 2018 | X | 1,100 | D | Apr 1, 2009 | Apr 1, 2018 | Common Stock | 1,100 | 81,500 | D |
| Non Qualified Stock Option | $25.56 | Feb 15, 2018 | X | 777 | D | Apr 1, 2011 | Apr 1, 2020 | Common Stock | 777 | 80,723 | D |
| Non Qualified Stock Option | $25.56 | Feb 16, 2018 | X | 2,123 | D | Apr 1, 2011 | Apr 1, 2020 | Common Stock | 2,123 | 78,600 | D |