Sheridan John F sold TNDM
August 15, 2026 · Form 4 insider transaction
Sheridan John F sold 3,044 shares of Tandem Diabetes Care, Inc. at $22.72 per share, a transaction worth $69.2K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 3 days after the transaction.
Direction
Disposed (sell-side)
Shares
3,044
Price
$22.72
Total value
$69.2K
InsiderSheridan John F
Role—
SecurityCommon Stock
Transaction codeF: Shares withheld for taxes
Transaction dateAugust 15, 2026
Filing dateAugust 18, 2026
Shares owned after155,381
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Shares withheld by the Issuer to satisfy tax withholding requirements upon the vesting of restricted stock units (RSUs). No shares were sold.