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Home/Companies/Tandem Diabetes Care, Inc.

Tandem Diabetes Care, Inc.

214 insider trades tracked

TNDM
Insider trades
214
Bought (open market)
$252K
Sold (open market)
$4K
Acquired (grants)
$127K
Unique insiders
17

12-month activity

Monthly insider buy vs sell totals for Tandem Diabetes Care, Inc..

BuysSellsFilings with no price (gifts, grants)
Show data table
MonthBuysSellsFilings
October 2025$0$02
November 2025$0$033
December 2025$0$05
January 2026$0$02
February 2026$0$028
March 2026$0$4K4
April 2026$0$02
May 2026$0$073
June 2026$0$01
July 2026$0$02
August 2026$0$026
September 2026$0$00

Recent insider trades

Most recent Form 4 filings for Tandem Diabetes Care, Inc..

  • Hansen Shannon Marietax-withheld976 shares ofTNDMat $22.72$22KAug 15 · filed Aug 18Details
  • Hansen Shannon Marieexercised1,917 shares ofTNDMat $0Aug 15 · filed Aug 18Details
  • Hansen Shannon Marietax-withheld559 shares ofTNDMat $22.72$13KAug 15

Insiders at this company

Executives and directors who have filed Form 4s.

  • Hansen Shannon Marie31 trades
  • Carpenter Rick29 trades
  • Gasser Elizabeth Anne27 trades
  • Vosseller Leigh25 trades
  • Sheridan John F25 trades
  • Morrison Susan24 trades
  • Novara Mark David18 trades
  • Kyrillos Jean-Claude17 trades

Explore insider screeners

Latest CEO & CFO PurchasesLatest CEO & CFO SalesDirector PurchasesOfficer PurchasesTop Purchases This WeekTop Sales This WeekTop Officer Buys (Month)10% Owner Filings10b5-1 Planned TradesDiscretionary TradesBuy/Sell RatiosPolitician-Insider Overlap
· filed Aug 18
Details
  • Hansen Shannon Marieexercised1,097 shares ofTNDMat $0Aug 15 · filed Aug 18Details
  • Gasser Elizabeth Annetax-withheld1,029 shares ofTNDMat $22.72$23KAug 15 · filed Aug 18Details
  • Gasser Elizabeth Anneexercised1,917 shares ofTNDMat $0Aug 15 · filed Aug 18Details
  • Gasser Elizabeth Annetax-withheld589 shares ofTNDMat $22.72$13KAug 15 · filed Aug 18Details
  • Gasser Elizabeth Anneexercised1,097 shares ofTNDMat $0Aug 15 · filed Aug 18Details
  • Kyrillos Jean-Claudetax-withheld535 shares ofTNDMat $22.72$12KAug 15 · filed Aug 18Details
  • Kyrillos Jean-Claudeexercised1,010 shares ofTNDMat $0Aug 15 · filed Aug 18Details
  • Morrison Susantax-withheld495 shares ofTNDMat $22.72$11KAug 15 · filed Aug 18Details
  • Morrison Susanexercised1,730 shares ofTNDMat $0Aug 15 · filed Aug 18Details
  • Morrison Susantax-withheld314 shares ofTNDMat $22.72$7KAug 15 · filed Aug 18Details
  • Morrison Susanexercised1,097 shares ofTNDMat $0Aug 15 · filed Aug 18Details
  • Sheridan John Ftax-withheld5,055 shares ofTNDMat $22.72$115KAug 15 · filed Aug 18Details
  • Sheridan John Fexercised9,934 shares ofTNDMat $0Aug 15 · filed Aug 18Details
  • Sheridan John Ftax-withheld3,044 shares ofTNDMat $22.72$69KAug 15 · filed Aug 18Details
  • Sheridan John Fexercised5,982 shares ofTNDMat $0Aug 15 · filed Aug 18Details
  • Carpenter Ricktax-withheld820 shares ofTNDMat $22.72$19KAug 15 · filed Aug 18Details
  • Carpenter Rickexercised1,610 shares ofTNDMat $0Aug 15 · filed Aug 18Details
  • Carpenter Ricktax-withheld457 shares ofTNDMat $22.72$10KAug 15 · filed Aug 18Details
  • Carpenter Rickexercised897 shares ofTNDMat $0Aug 15 · filed Aug 18Details
  • Vosseller Leightax-withheld942 shares ofTNDMat $22.72$21KAug 15 · filed Aug 18Details
  • Vosseller Leighexercised2,624 shares ofTNDMat $0Aug 15 · filed Aug 18Details
  • Vosseller Leightax-withheld537 shares ofTNDMat $22.72$12KAug 15 · filed Aug 18Details
  • Vosseller Leighexercised1,496 shares ofTNDMat $0Aug 15 · filed Aug 18Details
  • Kyrillos Jean-Claudetax-withheld1,926 shares ofTNDMat $15.28$29KJul 15 · filed Jul 17Details
  • Kyrillos Jean-Claudeexercised3,636 shares ofTNDMat $0Jul 15 · filed Jul 17Details
  • Gasser Elizabeth Annegifted7,160 shares ofTNDMat $0Jun 2 · filed Jun 4Details
  • Gasser Elizabeth Annegranted29,136 shares ofTNDMat $0May 29 · filed Jun 2Details
  • View all trades for TNDM →
    Allen Dick
    2 trades
  • Howell Peyton R2 trades
  • Malagueira Joao Paulo Falcao2 trades
  • Sodhi Rajwant2 trades
  • McGroddy-Goetz Kathleen2 trades
  • Cha Myoungil2 trades
  • TWOMEY CHRISTOPHER J2 trades
  • ROBERTSON REBECCA B2 trades
  • Beaver Sandra2 trades