Arkolith/Insider Trading/MLAB/Form 4

Archbold Brian David

SVP OperationsMESA LABORATORIES INC /CO/ (MLAB) · full profile →Form 4 · filed Jun 25, 2025
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jun 21, 2025Tax withholding(F)385$95.82$37K2K
Jun 21, 2025Option exercise(M)844$95.82$81K3K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jun 21, 2025Option exercise(M)844—$0844

Transaction Codes

F
Shares withheld for taxes
M
Option exercise / conversion

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001228924-25-000017) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML