TNDM Insider Transactions
388 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.
TNDM insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| Novara Mark David | EVP & CHIEF COMMERCIAL OFFICER | 2026-03-17 | Sale | 187.0 | $23.05 |
| Novara Mark David | EVP & CHIEF COMMERCIAL OFFICER | 2026-03-05 | Sale | 2.0 | $22.81 |
| Sheridan John F | PRESIDENT & CEO | 2025-08-11 | Purchase | 10,000.0 | $10.23 |
| Vosseller Leigh | EVP & CHIEF FINANCIAL OFFICER | 2025-08-08 | Purchase | 13,720.0 | $10.89 |
| Kyrillos Jean-Claude | EVP & Chief Operating Officer | 2025-03-07 | Purchase | 10,538.0 | $18.12 |
| BLICKENSTAFF KIM D | Director | 2024-11-21 | Sale | 30,000.0 | $31.38 |
| BLICKENSTAFF KIM D | Director | 2024-11-20 | Sale | 10,000.0 | $30.0 |
| Novara Mark David | EVP & CHIEF COMMERCIAL OFFICER | 2024-11-15 | Purchase | 532.0 | $23.24 |
| Allen Dick | Director | 2024-05-30 | Sale | 5,000.0 | $51.68 |
| Allen Dick | Director | 2023-11-27 | Purchase | 5,000.0 | $18.96 |
| Vosseller Leigh | EVP & CHIEF FINANCIAL OFFICER | 2023-11-08 | Purchase | 6,200.0 | $15.39 |
| Hansen Shannon Marie | Chief Legal Officer | 2023-11-08 | Purchase | 1,935.0 | $15.44 |
| McGroddy-Goetz Kathleen | Director | 2023-09-15 | Purchase | 1,000.0 | $21.45 |
| Allen Dick | Director | 2023-05-18 | Purchase | 10,000.0 | $29.47 |
| Howell Peyton R | Director | 2023-05-17 | Purchase | 3,000.0 | $30.16 |
| Vosseller Leigh | EVP & CHIEF FINANCIAL OFFICER | 2023-05-12 | Purchase | 3,015.0 | $32.77 |
| BERGER DAVID B | EVP & Chief Operating Officer | 2023-03-03 | Sale | 10,000.0 | $41.19 |
| BERGER DAVID B | EVP & Chief Operating Officer | 2022-12-16 | Sale | 10,000.0 | $40.25 |
| BERGER DAVID B | EVP & Chief Operating Officer | 2022-12-15 | Sale | 15,000.0 | $40.32 |
| BERGER DAVID B | EVP & Chief Operating Officer | 2022-06-08 | Sale | 3,097.0 | $65.0 |
| BERGER DAVID B | EVP & Chief Operating Officer | 2022-06-08 | Sale | 7,000.0 | $65.03 |
| BLICKENSTAFF KIM D | Director | 2022-05-17 | Sale | 10,762.0 | $92.91 |
| Vosseller Leigh | EVP & CHIEF FINANCIAL OFFICER | 2022-05-09 | Purchase | 500.0 | $70.0 |
| Sheridan John F | PRESIDENT & CEO | 2022-05-09 | Purchase | 2,500.0 | $69.9 |
| Vosseller Leigh | EVP & CHIEF FINANCIAL OFFICER | 2022-05-06 | Purchase | 1,000.0 | $74.9 |
| Vosseller Leigh | EVP & CHIEF FINANCIAL OFFICER | 2022-05-06 | Purchase | 1,000.0 | $76.63 |
| Howell Peyton R | Director | 2022-05-06 | Purchase | 483.0 | $74.58 |
| Howell Peyton R | Director | 2022-05-06 | Purchase | 500.0 | $75.0 |
| Howell Peyton R | Director | 2022-05-06 | Purchase | 400.0 | $75.21 |
| Howell Peyton R | Director | 2022-05-06 | Purchase | 500.0 | $74.6 |
| Howell Peyton R | Director | 2022-05-06 | Purchase | 17.0 | $74.57 |
| Howell Peyton R | Director | 2022-05-06 | Purchase | 100.0 | $75.21 |
| TWOMEY CHRISTOPHER J | Director | 2022-05-05 | Sale | 90.0 | $111.73 |
| TWOMEY CHRISTOPHER J | Director | 2022-05-05 | Sale | 158.0 | $111.73 |
| ROBERTSON REBECCA B | Director | 2022-05-02 | Sale | 967.0 | $97.1 |
| ROBERTSON REBECCA B | Director | 2022-05-02 | Sale | 533.0 | $96.05 |
| BERGER DAVID B | EVP & Chief Operating Officer | 2022-04-01 | Sale | 1,000.0 | $117.88 |
| BERGER DAVID B | EVP & Chief Operating Officer | 2022-03-16 | Sale | 5,000.0 | $108.37 |
| McGroddy-Goetz Kathleen | Director | 2022-03-14 | Sale | 405.0 | $106.0 |
| BERGER DAVID B | EVP & Chief Operating Officer | 2022-03-01 | Sale | 1,000.0 | $112.68 |
| ROBERTSON REBECCA B | Director | 2022-02-01 | Sale | 533.0 | $118.82 |
| ROBERTSON REBECCA B | Director | 2022-02-01 | Sale | 667.0 | $117.89 |
| ROBERTSON REBECCA B | Director | 2022-02-01 | Sale | 300.0 | $116.63 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2022-02-01 | Sale | 358.0 | $118.89 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2022-02-01 | Sale | 400.0 | $117.78 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2022-02-01 | Sale | 242.0 | $116.67 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2022-01-03 | Sale | 170.0 | $150.4 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2022-01-03 | Sale | 830.0 | $148.91 |
| Gasser Elizabeth Anne | EVP, Chief Strategy Officer | 2021-12-27 | Sale | 714.0 | $151.63 |
| Gasser Elizabeth Anne | EVP, Chief Strategy Officer | 2021-12-27 | Sale | 370.0 | $150.84 |
| Leal James | SVP, Operations | 2021-12-27 | Sale | 100.0 | $152.27 |
| Leal James | SVP, Operations | 2021-12-27 | Sale | 1,266.0 | $151.6 |
| Leal James | SVP, Operations | 2021-12-27 | Sale | 540.0 | $150.95 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2021-12-15 | Sale | 12,000.0 | $144.25 |
| Gasser Elizabeth Anne | EVP, Chief Strategy Officer | 2021-12-07 | Sale | 1,083.0 | $140.0 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2021-12-01 | Sale | 100.0 | $129.61 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2021-12-01 | Sale | 900.0 | $128.31 |
| Leal James | SVP, Operations | 2021-11-29 | Sale | 5.0 | $132.92 |
| Leal James | SVP, Operations | 2021-11-29 | Sale | 664.0 | $131.54 |
| Leal James | SVP, Operations | 2021-11-29 | Sale | 1,236.0 | $130.64 |
| Morrison Susan | EVP & Chief Admin. Officer | 2021-11-16 | Sale | 34,624.0 | $142.21 |
| Morrison Susan | EVP & Chief Admin. Officer | 2021-11-03 | Sale | 5,376.0 | $142.0 |
| Gasser Elizabeth Anne | EVP, Chief Strategy Officer | 2021-11-03 | Sale | 21,785.0 | $140.02 |
| Vosseller Leigh | EVP & CHIEF FINANCIAL OFFICER | 2021-11-03 | Sale | 10,000.0 | $140.05 |
| ROBERTSON REBECCA B | Director | 2021-11-01 | Sale | 278.0 | $136.35 |
| ROBERTSON REBECCA B | Director | 2021-11-01 | Sale | 1,222.0 | $135.64 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2021-11-01 | Sale | 110.0 | $136.39 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2021-11-01 | Sale | 890.0 | $135.61 |
| Leal James | SVP, Operations | 2021-10-27 | Sale | 1,904.0 | $130.34 |
| Vosseller Leigh | EVP & CHIEF FINANCIAL OFFICER | 2021-10-14 | Sale | 10,000.0 | $135.09 |
| Morrison Susan | EVP & Chief Admin. Officer | 2021-10-13 | Sale | 10,048.0 | $132.01 |
| Vosseller Leigh | EVP & CHIEF FINANCIAL OFFICER | 2021-10-12 | Sale | 10,000.0 | $130.0 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2021-10-12 | Sale | 10,000.0 | $129.28 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2021-10-01 | Sale | 1,000.0 | $118.0 |
| Leal James | SVP, Operations | 2021-09-27 | Sale | 1,044.0 | $122.71 |
| Leal James | SVP, Operations | 2021-09-27 | Sale | 201.0 | $121.99 |
| Leal James | SVP, Operations | 2021-09-27 | Sale | 660.0 | $120.08 |
| Vosseller Leigh | EVP & CHIEF FINANCIAL OFFICER | 2021-09-16 | Sale | 6,500.0 | $125.0 |
| Vosseller Leigh | EVP & CHIEF FINANCIAL OFFICER | 2021-09-15 | Sale | 3,500.0 | $125.0 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2021-09-15 | Sale | 4,300.0 | $122.64 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2021-09-15 | Sale | 3,068.0 | $121.66 |
| BERGER DAVID B | EVP, Bus Ops & Compliance | 2021-09-15 | Sale | 1,632.0 | $120.93 |
| Vosseller Leigh | EVP & CHIEF FINANCIAL OFFICER | 2021-09-13 | Sale | 2,000.0 | $122.39 |
| Vosseller Leigh | EVP & CHIEF FINANCIAL OFFICER | 2021-09-13 | Sale | 1,300.0 | $121.38 |
| Vosseller Leigh | EVP & CHIEF FINANCIAL OFFICER | 2021-09-13 | Sale | 6,700.0 | $120.14 |
| HANSEN BRIAN B | EVP & CHIEF COMMERCIAL OFFICER | 2021-09-13 | Sale | 1,300.0 | $122.44 |
| HANSEN BRIAN B | EVP & CHIEF COMMERCIAL OFFICER | 2021-09-13 | Sale | 1,900.0 | $121.68 |
| HANSEN BRIAN B | EVP & CHIEF COMMERCIAL OFFICER | 2021-09-13 | Sale | 2,180.0 | $120.33 |
| HANSEN BRIAN B | EVP & CHIEF COMMERCIAL OFFICER | 2021-09-13 | Sale | 11,800.0 | $119.03 |
| HANSEN BRIAN B | EVP & CHIEF COMMERCIAL OFFICER | 2021-09-13 | Sale | 15,000.0 | $118.14 |
| Leal James | SVP, Operations | 2021-09-07 | Sale | 3,574.0 | $123.0 |
| TWOMEY CHRISTOPHER J | Director | 2021-09-07 | Sale | 304.0 | $123.0 |
| TWOMEY CHRISTOPHER J | Director | 2021-09-02 | Sale | 4,696.0 | $115.01 |
| TWOMEY CHRISTOPHER J | Director | 2021-09-02 | Sale | 4,000.0 | $115.0 |
| BLICKENSTAFF KIM D | Director | 2021-09-02 | Sale | 300.0 | $114.26 |
| BLICKENSTAFF KIM D | Director | 2021-09-02 | Sale | 28,400.0 | $113.35 |
| Leal James | SVP, Operations | 2021-08-27 | Sale | 167.0 | $111.12 |
| Leal James | SVP, Operations | 2021-08-27 | Sale | 1,500.0 | $110.59 |
| BERGER DAVID B | EVP, Chief Business/Compliance | 2021-08-17 | Sale | 5,000.0 | $110.29 |
| BLICKENSTAFF KIM D | Director | 2021-08-17 | Sale | 19,250.0 | $109.12 |