Form4insider filings, from the source

Company · CIK 0000724004 · SIC 3823 — Industrial Instruments For Measurement, Display, and Control · Nasdaq

MESA LABORATORIES INC /CO/ · MLAB

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported at this company — common stock

No reported common-stock activity in this period.

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 9, 2026 AForm 4 →Sep 11, 2:13 pm EDTMark Christopher CaponeDirector2,423——2,423—
Sep 9, 2026 AForm 4 →Sep 11, 2:09 pm EDTShiraz Shabanali LadiwalaDirector2,510——2,510—
Sep 9, 2026 AForm 4 →Sep 11, 1:57 pm EDTShannon HallDirector1,774——1,774—
Sep 9, 2026 AForm 4 →Sep 11, 1:42 pm EDTJohn James SullivanDirector1,774——1,774—
Sep 9, 2026 AForm 4 →Sep 11, 1:34 pm EDTR Tony TripenyDirector1,774——1,774—