Updated Jul 16, 2026
Crennen Lyndsey Elizabeth has filed 2 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $52K.

Crennen Lyndsey Elizabeth is the Chief Accounting Officer (CAO) of Mesa Laboratories, Inc., a public company that develops and manufactures microbiology testing and quality-control solutions for laboratory and clinical settings. As CAO, she is responsible for overseeing financial reporting, corporate accounting, internal controls, and compliance with GAAP and SEC requirements. She is identified in Mesa Laboratories' SEC filings as holding the CAO role as of June 17, 2026.
| Role | CAO |
|---|---|
| Notability | 60/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-23 | MLAB | MESA LABORATORIES INC /CO/ | S — Open-market sale | 442 | $89.50 | $40K |
| 2026-06-23 | MLAB | MESA LABORATORIES INC /CO/ | A — Grant or award | 263 | $95.10 | $25K |
| 2026-06-23 | MLAB | MESA LABORATORIES INC /CO/ | M — Option exercise | 368 | $95.10 | $35K |
| 2026-06-23 | MLAB | MESA LABORATORIES INC /CO/ | M — Option exercise | 233 | $95.10 | $22K |
| 2026-06-23 | MLAB | MESA LABORATORIES INC /CO/ | M — Option exercise | 125 | $95.10 | $12K |
| 2026-06-17 | MLAB | MESA LABORATORIES INC /CO/ | S — Open-market sale | 118 | $101.27 | $12K |
Crennen Lyndsey Elizabeth is the Chief Accounting Officer (CAO) of Mesa Laboratories, Inc., a public company that develops and manufactures microbiology testing and quality-control solutions for laboratory and clinical settings. As CAO, she is responsible for overseeing financial reporting, corporate accounting, internal controls, and compliance with GAAP and SEC requirements. …
2 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 2 open-market sales ($52K) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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