Arkolith/Insider Trading/MLAB/Form 4

Archbold Brian David

SVP OperationsMESA LABORATORIES INC /CO/ (MLAB) · full profile →Form 4 · filed Jun 16, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
4
1 non-derivative · 3 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jun 15, 2026Option exercise(M)2K$104.08$255K5K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jun 15, 2026Expiration(E)2K—$012K
Jun 15, 2026Option exercise(M)2K—$05K
Jun 15, 2026Grant(A)4K—$04K

Transaction Codes

M
Option exercise / conversion
E
See SEC Form 4 code table
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000724004-26-000058) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML