Mackay Sean sold LAB
February 23, 2026 · Form 4 insider transaction
Mackay Sean sold 19,661 shares of Standard BioTools Inc. at $1.15 per share, a transaction worth $22.6K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Disposed (sell-side)
Shares
19,661
Price
$1.15
Total value
$22.6K
InsiderMackay Sean
RoleOfficer
CompanyStandard BioTools Inc. (LAB)
SecurityCommon Stock
Transaction codeF: Shares withheld for taxes
Transaction dateFebruary 23, 2026
Filing dateFebruary 24, 2026
Shares owned after760,174
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of restricted stock units granted to the reporting person on May 20, 2024 and March 21, 2025, which grants were originally reported on Form 3 and Form 4 filed with the U.S. Securities and Exchange Commission on September 3, 2024 and March 24, 2025, respectively.