NASDAQ: MLAB
Mesa Laboratories Inc Stock Ownership - Who owns Mesa Laboratories?

Insider buying vs selling

Have Mesa Laboratories Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Gary M. OwensPresident and CEO2025-06-213,301$95.82
$316.30kBuy
Gary M. OwensPresident and CEO2025-06-211,445$95.82
$138.46kSell
Brian David ArchboldSVP Operations2025-06-21844$95.82
$80.87kBuy
Brian David ArchboldSVP Operations2025-06-21385$95.82
$36.89kSell
John SakysCFO2025-06-21454$95.82
$43.50kSell
John SakysCFO2025-06-211,036$95.82
$99.27kBuy
Brian David ArchboldSVP Operations2025-06-182,556$92.99
$237.68kBuy
Brian David ArchboldSVP Operations2025-06-181,166$92.99
$108.43kSell
John SakysCFO2025-06-181,243$92.99
$115.59kSell
John SakysCFO2025-06-182,840$92.99
$264.09kBuy

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Net Insider Buy/Sell (L12M) Ownership

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MLAB Shareholders

What type of owners hold Mesa Laboratories Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Blackrock Inc15.17%827,616$76.92MInstitution
Conestoga Capital Advisors LLC10.47%571,358$53.10MInstitution
Vanguard Group Inc7.05%384,613$35.75MInstitution
Royce Associates LP4.97%271,118$25.20MInstitution
Raymond James Financial Inc4.84%264,013$24.54MInstitution
Ranger Investment Management LP4.23%230,988$21.47MInstitution
State Street Corp4.02%219,543$20.40MInstitution
Morgan Stanley3.96%216,290$20.10MInstitution
Evan Guillemin3.68%200,512$18.64MInsider
Geneva Capital Management LLC3.47%189,312$17.59MInstitution

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MLAB vs Scientific & Technical Instrument Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
MLAB85.59%14.41%Net SellingNet Buying
VPG70.67%29.33%Net Selling
MVIS27.19%11.62%Net SellingNet Selling
BKSY30.23%69.77%Net SellingNet Selling
FARO89.80%10.20%Net Selling

Mesa Laboratories Stock Ownership FAQ

Who owns Mesa Laboratories?

Mesa Laboratories (NASDAQ: MLAB) is owned by 94.72% institutional shareholders, 15.95% Mesa Laboratories insiders, and 0.00% retail investors. Evan Guillemin is the largest individual Mesa Laboratories shareholder, owning 200,512.00 shares representing 3.68% of the company. Evan Guillemin's Mesa Laboratories shares are currently valued at $18.45M.

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