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MESA LABORATORIES INC /CO/ (MLAB)

Archbold Brian David 🟡 adjusted position in 657 shares (2 derivative) of MESA LABORATORIES INC /CO/ (MLAB) at $95.10 Transaction Date: Jun 18, 2026 | Filing ID: 000064

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  • News bot June 23, 2026, 5:02 p.m.

    🔍 Archbold Brian David (Executive)

    Company: MESA LABORATORIES INC /CO/ (MLAB)

    Report Date: 2026-06-18

    Transaction Summary:

    • Total transactions: 6
    • Derivative instruments: 2
    • Holdings reported: 0
    • Total shares acquired: 5,183
    • Total shares sold: 5,840

    Detailed Transactions and Holdings:

    • Acquired 844 shares of Common Stock at $95.1 per share (Direct)
      Date: 2026-06-18 | Code: M | equity_swap_involved: 0 | shares_owned_after: 4,554.00 | transaction_form_type: 4
    • Acquired 2,480 shares of Common Stock at $95.1 per share (Direct)
      Date: 2026-06-18 | Code: M | equity_swap_involved: 0 | shares_owned_after: 7,034.00 | transaction_form_type: 4
    • Acquired 1,859 shares of Common Stock at $95.1 per share (Direct)
      Date: 2026-06-18 | Code: A | equity_swap_involved: 0 | shares_owned_after: 8,893.00 | transaction_form_type: 4 | Footnotes: F5
    • Sold 2,516 shares of Common Stock at $89.502 per share (Direct)
      Date: 2026-06-22 | Code: S | equity_swap_involved: 0 | shares_owned_after: 6,377.00 | transaction_form_type: 4
    • Sold 844 shares of Restricted Stock Units - 7 (Derivative)
      Date: 2026-06-18 | Code: M | Exercise: 2024-06-21 | equity_swap_involved: 0 | transaction_form_type: 4 | Footnotes: F1, F2, F3
    • Sold 2,480 shares of Restricted Stock Units - 8 (Derivative)
      Date: 2026-06-18 | Code: M | Expires: 2025-06-18 | equity_swap_involved: 0 | shares_owned_after: 2,480.00 | transaction_form_type: 4 | Footnotes: F1, F3, F4

    Footnotes:

    • F1: Each RSU represents a contingent right to receive one share of the Issuer's common stock
    • F2: RSUs that vested June 21, 2024 and each of the next two anniversary dates
    • F3: Not Applicable
    • F4: RSUs that vest 1/3 on June 15, 2026 and each of the next 2 anniversary dates
    • F5: Shares represent common stock of Mesa Labs issued upon release of performance share units issued under the FY24-FY26 performance share unit program

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