Sullivan John James sold MLAB
August 13, 2026 · Form 4 insider transaction
Sullivan John James sold 7,093 shares of Mesa Laboratories, Inc. at $112.80 per share, a transaction worth $800.1K. The trade was recorded as open-market sale and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Disposed (sell-side)
Shares
7,093
Price
$112.80
Total value
$800.1K
InsiderSullivan John James
Role—
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateAugust 13, 2026
Filing dateAugust 17, 2026
Shares owned after17,834
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Represents shares sold directly in a private transaction to Siddhartha Kadia, Mesa President and CEO