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Tandem Diabetes Care Inc (TNDM) Insider Trading

Total insider buys:
  • $9,076,321.27
Total insider sells:
  • $213,915,215.91
Most recent insider trade:
  • May 30, 2024
Most active insider trader:
  • David B Berger
Trader NameDateTitleAmountPriceTypeTotal Value
July 27, 2021SVP1,666$102.25Sell$170,348.50
June 28, 2021SVP7,135$100.00Sell$713,500.00
June 9, 2021Director500$90.00Sell$45,000.00
May 28, 2021EVP3,619$86.47Sell$312,934.93
May 19, 2021Director269$89.03Sell$23,949.07
May 18, 2021EVP201$89.14Sell$17,917.14
April 21, 2021Director3,198$95.02Sell$303,873.96
March 16, 2021Director200,000$87.27Sell$17,454,000.00
March 11, 2021EVP8,646$90.22Sell$780,042.12
Dec. 15, 2020Director13,598$92.48Sell$1,257,543.04
Dec. 11, 2020Director9,150$93.00Sell$850,950.00
Dec. 9, 2020Director15,850$94.91Sell$1,504,323.50
Dec. 1, 2020Director25,000$97.01Sell$2,425,250.00
Nov. 12, 2020Director16,802$106.88Sell$1,795,797.76
Oct. 13, 2020CEO15,000$121.31Sell$1,819,650.00
Oct. 13, 2020CFO10,000$120.87Sell$1,208,700.00
Oct. 13, 2020EVP5,000$119.25Sell$596,250.00
Oct. 7, 2020EVP15,000$117.76Sell$1,766,400.00
Sept. 29, 2020EVP4,489$112.75Sell$506,134.75
Sept. 16, 2020CEO401$110.37Sell$44,258.37
Sept. 16, 2020EVP10,525$113.00Sell$1,189,325.00
Sept. 3, 2020EVP39,132$111.36Sell$4,357,739.52
Sept. 2, 2020Director9,500$114.14Sell$1,084,330.00
Sept. 1, 2020EVP20,000$114.00Sell$2,280,000.00
Aug. 28, 2020EVP7,522$114.00Sell$857,508.00
Aug. 18, 2020Director38,250$103.49Sell$3,958,492.50
Aug. 10, 2020Director8,882$103.88Sell$922,662.16
Aug. 7, 2020Director161,244$106.23Sell$17,128,950.12
Aug. 3, 2020EVP23,954$105.86Sell$2,535,770.44
Aug. 3, 2020CEO33,200$102.21Sell$3,393,372.00
July 31, 2020EVP50,000$108.58Sell$5,429,000.00
July 31, 2020Director7,500$110.04Sell$825,300.00
July 31, 2020CFO10,000$110.03Sell$1,100,300.00
July 6, 2020CFO10,000$105.04Sell$1,050,400.00
July 6, 2020EVP2,000$101.65Sell$203,300.00
July 2, 2020CFO20,000$97.74Sell$1,954,800.00
July 2, 2020Director7,500$100.28Sell$752,100.00
June 30, 2020CFO10,000$95.04Sell$950,400.00
June 30, 2020Director50,000$95.57Sell$4,778,500.00
May 7, 2020CFO10,000$90.07Sell$900,700.00
May 7, 2020Director3,500$89.00Sell$311,500.00
May 4, 2020EVP2,000$78.33Sell$156,660.00
April 30, 2020Director4,308$80.00Sell$344,640.00
April 6, 2020EVP2,000$67.59Sell$135,180.00
Feb. 26, 2020Director2,979$78.82Sell$234,804.78
Jan. 30, 2020EVP20,945$77.62Sell$1,625,750.90
Jan. 29, 2020Director10,371$75.93Sell$787,470.03
Jan. 29, 2020Chairman50,000$75.92Sell$3,796,000.00
Jan. 29, 2020CFO10,000$75.93Sell$759,300.00
Jan. 16, 2020EVP8,000$67.83Sell$542,640.00
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  • Insiders are both buying and selling Tandem Diabetes Care Inc stock.

  • The insider traders at Tandem Diabetes Care Inc are: David B Berger, John F Sheridan, Kim D Blickenstaff, Leigh Vosseller, Brian B Hansen, Dick Allen, James Leal, Christopher J Twomey, Susan Morrison, Rebecca B Robertson, Douglas A Roeder, John F. Sheridan, Christopher J. Twomey, Howard E Greene Jr, Kathleen Mcgroddy-Goetz, Elizabeth Anne Gasser, Richard P Valencia, Edward L Cahill, Rebecca B. Robertson, Hlm Venture Partners Ii, L.P., Shannon Marie Hansen, and Brian B. Hansen

  • The most active insider trader at Tandem Diabetes Care Inc is David B Berger with 28 trades.

  • Kim D Blickenstaff has sold the most Tandem Diabetes Care Inc stock with a total value of $99,076,333.02.

  • Hlm Venture Partners Ii, L.P. has bought the most Tandem Diabetes Care Inc stock with a total value of $6,000,000.00.

  • The most recent insider trade for Tandem Diabetes Care Inc was on May 30, 2024.

  • The single biggest insider buy for Tandem Diabetes Care Inc was from Hlm Venture Partners Ii, L.P. with a total value of $3,000,000.00 on Nov. 13, 2013.

  • The single biggest insider sell for Tandem Diabetes Care Inc was from Douglas A Roeder with a total value of $21,679,445.04 on Aug. 28, 2019.