Vosseller Leigh bought TNDM
May 15, 2026 · Form 4 insider transaction
Vosseller Leigh bought 1,336 shares of Tandem Diabetes Care, Inc. at $10.90 per share, a transaction worth $14.6K. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Acquired (buy-side)
Shares
1,336
Price
$10.90
Total value
$14.6K
InsiderVosseller Leigh
Role—
SecurityCommon Stock
Transaction codeA: Grant or award
Transaction dateMay 15, 2026
Filing dateMay 19, 2026
Shares owned after49,399
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
The reporting person is voluntarily reporting the acquisition of shares of common stock pursuant to the Tandem Diabetes Care, Inc. Amended and Restated 2013 Employee Stock Purchase Plan (ESPP), for the ESPP purchase period of November 18, 2025, through May 15, 2026. This transaction is also exempt under Rule 16b-3(c).