TNDM TANDEM DIABETES CARE INC
Nasdaq · SEC CIK 1438133 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $4,356 2 sales by 1 insiders
- Filings on record
- 418 since 2021-07-29, latest 2026-08-18 16:28
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Novara Mark David | EVP, Chief COMMERCIAL Off | — | $4,356 |
| Malagueira Joao Paulo Falcao | Dir | — | — |
| Cha Myoungil | Dir | — | — |
| Hansen Shannon Marie | EVP, CLO | — | — |
| Gasser Elizabeth Anne | EVP, Chief Strategy Off | — | — |
| McGroddy-Goetz Kathleen | Dir | — | — |
| Kyrillos Jean-Claude | EVP, COO | — | — |
| Vosseller Leigh | EVP, CFO | — | — |
| Sodhi Rajwant | Dir | — | — |
| Morrison Susan | EVP, Chief Admin. Off | — | — |
Transactions 709
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-08-18 16:28 | 2026-08-15 | TNDM | Vosseller Leigh | EVP, CFO | M - OptEx | $0.00 | +4,120 | 53.0K | +8% | $0 |
| DM | 2026-08-18 16:28 | 2026-08-15 | TNDM | Vosseller Leigh | EVP, CFO | F - Tax | $22.72 | -1,479 | 52.0K | -3% | -$33.6K |
| DM | 2026-08-18 16:28 | 2026-08-15 | TNDM | Sheridan John F | Pres, CEO, Dir | M - OptEx | $0.00 | +15.9K | 165.3K | +11% | $0 |
| DM | 2026-08-18 16:28 | 2026-08-15 | TNDM | Sheridan John F | Pres, CEO, Dir | F - Tax | $22.72 | -8,099 | 160.3K | -5% | -$184.0K |
| DM | 2026-08-18 16:28 | 2026-08-15 | TNDM | Morrison Susan | EVP, Chief Admin. Off | M - OptEx | $0.00 | +2,827 | 53.3K | +6% | $0 |
| DM | 2026-08-18 16:28 | 2026-08-15 | TNDM | Morrison Susan | EVP, Chief Admin. Off | F - Tax | $22.72 | -809 | 52.8K | -2% | -$18.4K |
| D | 2026-08-18 16:27 | 2026-08-15 | TNDM | Kyrillos Jean-Claude | EVP, COO | M - OptEx | $0.00 | +1,010 | 30.8K | +3% | $0 |
| D | 2026-08-18 16:27 | 2026-08-15 | TNDM | Kyrillos Jean-Claude | EVP, COO | F - Tax | $22.72 | -535 | 30.3K | -2% | -$12.2K |
| DM | 2026-08-18 16:27 | 2026-08-15 | TNDM | Gasser Elizabeth Anne | EVP, Chief Strategy Off | M - OptEx | $0.00 | +3,014 | 2,425 | New | $0 |
| DM | 2026-08-18 16:27 | 2026-08-15 | TNDM | Gasser Elizabeth Anne | EVP, Chief Strategy Off | F - Tax | $22.72 | -1,618 | 1,396 | -54% | -$36.8K |
| DM | 2026-08-18 16:27 | 2026-08-15 | TNDM | Carpenter Rick | EVP, CTO | M - OptEx | $0.00 | +2,507 | 33.0K | +8% | $0 |
| DM | 2026-08-18 16:27 | 2026-08-15 | TNDM | Carpenter Rick | EVP, CTO | F - Tax | $22.72 | -1,277 | 32.1K | -4% | -$29.0K |
| DM | 2026-08-18 16:26 | 2026-08-15 | TNDM | Hansen Shannon Marie | EVP, CLO | M - OptEx | $0.00 | +3,014 | 32.6K | +10% | $0 |
| DM | 2026-08-18 16:26 | 2026-08-15 | TNDM | Hansen Shannon Marie | EVP, CLO | F - Tax | $22.72 | -1,535 | 31.6K | -5% | -$34.9K |
| D | 2026-07-17 16:07 | 2026-07-15 | TNDM | Kyrillos Jean-Claude | EVP, COO | M - OptEx | $0.00 | +3,636 | 31.7K | +13% | $0 |
| D | 2026-07-17 16:07 | 2026-07-15 | TNDM | Kyrillos Jean-Claude | EVP, COO | F - Tax | $15.28 | -1,926 | 29.8K | -6% | -$29.4K |
| 2026-06-04 16:09 | 2026-06-02 | TNDM | Gasser Elizabeth Anne | EVP, Chief Strategy Off | G - Gift | $0.00 | -7,160 | 0 | -100% | $0 | |
| I | 2026-06-04 16:09 | 2026-06-02 | TNDM | Gasser Elizabeth Anne | EVP, Chief Strategy Off | G - Gift | $0.00 | +7,160 | 33.1K | +28% | $0 |
| D | 2026-05-22 21:36 | 2026-05-21 | TNDM | Allen Dick | COB Emeritus | M - OptEx | $0.00 | +8,759 | 28.1K | +45% | $0 |
| D | 2026-05-22 16:13 | 2026-05-21 | TNDM | Howell Peyton R | Dir | M - OptEx | $0.00 | +8,759 | 29.8K | +42% | $0 |
| D | 2026-05-22 16:11 | 2026-05-21 | TNDM | Malagueira Joao Paulo Falcao | Dir | M - OptEx | $0.00 | +8,759 | 22.5K | +64% | $0 |
| D | 2026-05-22 16:08 | 2026-05-21 | TNDM | Sodhi Rajwant | Dir | M - OptEx | $0.00 | +8,759 | 24.3K | +56% | $0 |
| D | 2026-05-22 16:07 | 2026-05-21 | TNDM | McGroddy-Goetz Kathleen | Dir | M - OptEx | $0.00 | +8,759 | 26.6K | +49% | $0 |
| D | 2026-05-22 16:06 | 2026-05-21 | TNDM | ROBERTSON REBECCA B | Dir | M - OptEx | $0.00 | +8,759 | 22.5K | +64% | $0 |
| D | 2026-05-22 16:06 | 2026-05-21 | TNDM | TWOMEY CHRISTOPHER J | Dir | M - OptEx | $0.00 | +8,759 | 24.4K | +56% | $0 |
| D | 2026-05-22 16:04 | 2026-05-21 | TNDM | Cha Myoungil | Dir | M - OptEx | $0.00 | +8,759 | 22.5K | +64% | $0 |
| DM | 2026-05-19 16:15 | 2026-05-15 | TNDM | Carpenter Rick | EVP, CTO | M - OptEx | $0.00 | +8,774 | 32.9K | +36% | $0 |
| DM | 2026-05-19 16:15 | 2026-05-15 | TNDM | Carpenter Rick | EVP, CTO | F - Tax | $12.82 | -4,466 | 29.6K | -13% | -$57.3K |
| D | 2026-05-19 16:15 | 2026-05-15 | TNDM | Carpenter Rick | EVP, CTO | A - Grant | $10.90 | +1,336 | 30.9K | +5% | +$14.6K |
| DM | 2026-05-19 16:13 | 2026-05-15 | TNDM | Gasser Elizabeth Anne | EVP, Chief Strategy Off | M - OptEx | $0.00 | +10.3K | 9,937 | New | $0 |
| DM | 2026-05-19 16:13 | 2026-05-15 | TNDM | Gasser Elizabeth Anne | EVP, Chief Strategy Off | F - Tax | $12.82 | -5,510 | 5,823 | -49% | -$70.6K |
| D | 2026-05-19 16:13 | 2026-05-15 | TNDM | Gasser Elizabeth Anne | EVP, Chief Strategy Off | A - Grant | $10.90 | +1,337 | 7,160 | +23% | +$14.6K |
| DM | 2026-05-19 16:12 | 2026-05-15 | TNDM | Hansen Shannon Marie | EVP, CLO | M - OptEx | $0.00 | +10.2K | 32.2K | +46% | $0 |
| DM | 2026-05-19 16:12 | 2026-05-15 | TNDM | Hansen Shannon Marie | EVP, CLO | F - Tax | $12.82 | -5,192 | 28.3K | -16% | -$66.6K |
| D | 2026-05-19 16:12 | 2026-05-15 | TNDM | Hansen Shannon Marie | EVP, CLO | A - Grant | $10.90 | +1,886 | 30.2K | +7% | +$20.6K |
| D | 2026-05-19 16:10 | 2026-05-15 | TNDM | Kyrillos Jean-Claude | EVP, COO | M - OptEx | $0.00 | +4,038 | 29.8K | +16% | $0 |
| D | 2026-05-19 16:10 | 2026-05-15 | TNDM | Kyrillos Jean-Claude | EVP, COO | F - Tax | $12.82 | -2,139 | 27.7K | -7% | -$27.4K |
| D | 2026-05-19 16:10 | 2026-05-15 | TNDM | Kyrillos Jean-Claude | EVP, COO | A - Grant | $10.90 | +434 | 28.1K | +2% | +$4,731 |
| DM | 2026-05-19 16:08 | 2026-05-15 | TNDM | Morrison Susan | EVP, Chief Admin. Off | M - OptEx | $0.00 | +9,523 | 51.4K | +23% | $0 |
| DM | 2026-05-19 16:08 | 2026-05-15 | TNDM | Morrison Susan | EVP, Chief Admin. Off | F - Tax | $12.82 | -2,724 | 49.4K | -5% | -$34.9K |
| D | 2026-05-19 16:08 | 2026-05-15 | TNDM | Morrison Susan | EVP, Chief Admin. Off | A - Grant | $10.90 | +1,336 | 50.8K | +3% | +$14.6K |
| DM | 2026-05-19 16:06 | 2026-05-15 | TNDM | Sheridan John F | Pres, CEO, Dir | M - OptEx | $0.00 | +51.2K | 170.1K | +43% | $0 |
| DM | 2026-05-19 16:06 | 2026-05-15 | TNDM | Sheridan John F | Pres, CEO, Dir | F - Tax | $12.82 | -24.8K | 151.1K | -14% | -$317.6K |
| D | 2026-05-19 16:06 | 2026-05-15 | TNDM | Sheridan John F | Pres, CEO, Dir | A - Grant | $10.90 | +1,336 | 152.4K | +0.9% | +$14.6K |
| DM | 2026-05-19 16:03 | 2026-05-15 | TNDM | Vosseller Leigh | EVP, CFO | M - OptEx | $0.00 | +13.5K | 51.8K | +35% | $0 |
| DM | 2026-05-19 16:03 | 2026-05-15 | TNDM | Vosseller Leigh | EVP, CFO | F - Tax | $12.82 | -4,843 | 48.1K | -9% | -$62.1K |
| D | 2026-05-19 16:03 | 2026-05-15 | TNDM | Vosseller Leigh | EVP, CFO | A - Grant | $10.90 | +1,336 | 49.4K | +3% | +$14.6K |
| DM | 2026-05-19 16:02 | 2026-05-15 | TNDM | Novara Mark David | EVP, Chief COMMERCIAL Off | M - OptEx | $0.00 | +10.6K | 48.2K | +28% | $0 |
| DM | 2026-05-19 16:02 | 2026-05-15 | TNDM | Novara Mark David | EVP, Chief COMMERCIAL Off | F - Tax | $12.82 | -7,911 | 40.3K | -16% | -$101.4K |
| D | 2026-04-17 16:10 | 2026-04-15 | TNDM | Kyrillos Jean-Claude | EVP, COO | M - OptEx | $0.00 | +3,636 | 27.7K | +15% | $0 |
| D | 2026-04-17 16:10 | 2026-04-15 | TNDM | Kyrillos Jean-Claude | EVP, COO | F - Tax | $20.66 | -1,926 | 25.8K | -7% | -$39.8K |
| D | 2026-03-18 | 2026-03-16 | TNDM | Novara Mark David | EVP, Chief COMMERCIAL Off | M - OptEx | $0.00 | +7,414 | 43.4K | +21% | $0 |
| D | 2026-03-18 | 2026-03-16 | TNDM | Novara Mark David | EVP, Chief COMMERCIAL Off | F - Tax | $21.59 | -5,540 | 37.8K | -13% | -$119.6K |
| D | 2026-03-18 | 2026-03-17 | TNDM | Novara Mark David | EVP, Chief COMMERCIAL Off | S - Sale+OE | $23.05 | -187 | 37.7K | -0.5% | -$4,310 |
| 2026-03-09 | 2026-03-05 | TNDM | Novara Mark David | EVP, Chief COMMERCIAL Off | S - Sale | $22.81 | -2 | 36.0K | -0.0% | -$45.62 | |
| DM | 2026-02-19 | 2026-02-17 | TNDM | Sheridan John F | Pres, CEO, Dir | F - Tax | $18.95 | -4,363 | 121.1K | -3% | -$82.7K |
| DM | 2026-02-19 | 2026-02-17 | TNDM | Sheridan John F | Pres, CEO, Dir | M - OptEx | $0.00 | +11.5K | 123.1K | +10% | $0 |
| DM | 2026-02-19 | 2026-02-17 | TNDM | Hansen Shannon Marie | EVP, CLO | M - OptEx | $0.00 | +3,065 | 22.0K | +16% | $0 |
| DM | 2026-02-19 | 2026-02-17 | TNDM | Hansen Shannon Marie | EVP, CLO | F - Tax | $18.95 | -1,263 | 21.8K | -5% | -$23.9K |
| DM | 2026-02-19 | 2026-02-17 | TNDM | Gasser Elizabeth Anne | EVP, Chief Strategy Off | M - OptEx | $0.00 | +2,600 | 1,713 | New | $0 |
| DM | 2026-02-19 | 2026-02-17 | TNDM | Gasser Elizabeth Anne | EVP, Chief Strategy Off | F - Tax | $18.95 | -1,534 | 616 | -71% | -$29.1K |
| DM | 2026-02-19 | 2026-02-17 | TNDM | Morrison Susan | EVP, Chief Admin. Off | F - Tax | $18.95 | -882 | 41.9K | -2% | -$16.7K |
| DM | 2026-02-19 | 2026-02-17 | TNDM | Morrison Susan | EVP, Chief Admin. Off | M - OptEx | $0.00 | +2,600 | 43.0K | +6% | $0 |
| D | 2026-02-19 | 2026-02-17 | TNDM | Novara Mark David | EVP, Chief COMMERCIAL Off | M - OptEx | $0.00 | +77 | 36.0K | +0.2% | $0 |
| D | 2026-02-19 | 2026-02-17 | TNDM | Novara Mark David | EVP, Chief COMMERCIAL Off | F - Tax | $18.95 | -62 | 36.0K | -0.2% | -$1,175 |
| DM | 2026-02-19 | 2026-02-17 | TNDM | Carpenter Rick | CTO | F - Tax | $18.95 | -1,312 | 24.9K | -5% | -$24.9K |
| DM | 2026-02-19 | 2026-02-17 | TNDM | Carpenter Rick | CTO | M - OptEx | $0.00 | +2,334 | 25.7K | +10% | $0 |
| DM | 2026-02-19 | 2026-02-17 | TNDM | Vosseller Leigh | EVP, CFO | F - Tax | $18.95 | -1,235 | 38.5K | -3% | -$23.4K |
| DM | 2026-02-19 | 2026-02-17 | TNDM | Vosseller Leigh | EVP, CFO | M - OptEx | $0.00 | +2,998 | 39.2K | +8% | $0 |
| D | 2026-01-20 | 2026-01-15 | TNDM | Kyrillos Jean-Claude | EVP, COO | F - Tax | $21.07 | -2,118 | 24.1K | -8% | -$44.6K |
| D | 2026-01-20 | 2026-01-15 | TNDM | Kyrillos Jean-Claude | EVP, COO | M - OptEx | $0.00 | +3,636 | 26.2K | +16% | $0 |
| D | 2025-12-17 | 2025-12-15 | TNDM | Carpenter Rick | CTO | M - OptEx | $0.00 | +406 | 24.5K | +2% | $0 |
| D | 2025-12-17 | 2025-12-15 | TNDM | Carpenter Rick | CTO | F - Tax | $22.11 | -207 | 24.3K | -0.8% | -$4,577 |
| D | 2025-12-17 | 2025-12-15 | TNDM | Novara Mark David | EVP, Chief COMMERCIAL Off | M - OptEx | $0.00 | +7,415 | 39.8K | +23% | $0 |
| D | 2025-12-17 | 2025-12-15 | TNDM | Novara Mark David | EVP, Chief COMMERCIAL Off | F - Tax | $22.11 | -3,843 | 36.0K | -10% | -$85.0K |
| I | 2025-12-08 | 2025-12-04 | TNDM | Gasser Elizabeth Anne | EVP, Chief Strategy Off | J - Other | $0.00 | +3,000 | 25.9K | +13% | $0 |
| 2025-12-08 | 2025-12-04 | TNDM | Gasser Elizabeth Anne | EVP, Chief Strategy Off | J - Other | $0.00 | -3,000 | 0 | -100% | $0 | |
| DM | 2025-11-19 | 2025-11-17 | TNDM | Vosseller Leigh | EVP, CFO | M - OptEx | $0.00 | +2,999 | 37.2K | +9% | $0 |
| DM | 2025-11-19 | 2025-11-17 | TNDM | Vosseller Leigh | EVP, CFO | F - Tax | $18.61 | -1,074 | 36.7K | -3% | -$20.0K |
| DM | 2025-11-19 | 2025-11-17 | TNDM | Carpenter Rick | CTO | M - OptEx | $0.00 | +2,334 | 24.3K | +11% | $0 |
| D | 2025-11-19 | 2025-11-17 | TNDM | Carpenter Rick | CTO | A - Grant | $15.59 | +339 | 22.9K | +2% | +$5,285 |
| DM | 2025-11-19 | 2025-11-17 | TNDM | Carpenter Rick | CTO | F - Tax | $18.61 | -1,186 | 24.1K | -5% | -$22.1K |
| 2025-11-19 | 2025-11-17 | TNDM | Kyrillos Jean-Claude | EVP, COO | A - Grant | $15.59 | +160 | 22.5K | +0.7% | +$2,494 | |
| DM | 2025-11-19 | 2025-11-17 | TNDM | Morrison Susan | EVP, Chief Admin. Off | M - OptEx | $0.00 | +2,599 | 40.6K | +7% | $0 |
| DM | 2025-11-19 | 2025-11-17 | TNDM | Morrison Susan | EVP, Chief Admin. Off | F - Tax | $18.61 | -744 | 40.9K | -2% | -$13.8K |
| DM | 2025-11-19 | 2025-11-17 | TNDM | Sheridan John F | Pres, CEO, Dir | F - Tax | $18.61 | -5,817 | 114.7K | -5% | -$108.3K |
| DM | 2025-11-19 | 2025-11-17 | TNDM | Sheridan John F | Pres, CEO, Dir | M - OptEx | $0.00 | +11.5K | 120.6K | +10% | $0 |
| D | 2025-11-19 | 2025-11-17 | TNDM | Novara Mark David | EVP, Chief COMMERCIAL Off | F - Tax | $18.61 | -40 | 32.4K | -0.1% | -$744.40 |
| D | 2025-11-19 | 2025-11-17 | TNDM | Novara Mark David | EVP, Chief COMMERCIAL Off | M - OptEx | $0.00 | +76 | 32.4K | +0.2% | $0 |
| DM | 2025-11-19 | 2025-11-17 | TNDM | Hansen Shannon Marie | EVP, CLO | M - OptEx | $0.00 | +3,063 | 21.3K | +17% | $0 |
| D | 2025-11-19 | 2025-11-17 | TNDM | Hansen Shannon Marie | EVP, CLO | A - Grant | $15.59 | +800 | 19.5K | +4% | +$12.5K |
| DM | 2025-11-19 | 2025-11-17 | TNDM | Hansen Shannon Marie | EVP, CLO | F - Tax | $18.61 | -1,098 | 19.8K | -5% | -$20.4K |
| DM | 2025-11-19 | 2025-11-17 | TNDM | Gasser Elizabeth Anne | EVP, Chief Strategy Off | F - Tax | $18.61 | -1,392 | 2,491 | -36% | -$25.9K |
| DM | 2025-11-19 | 2025-11-17 | TNDM | Gasser Elizabeth Anne | EVP, Chief Strategy Off | M - OptEx | $0.00 | +2,599 | 3,296 | +373% | $0 |
| D | 2025-11-19 | 2025-11-17 | TNDM | Gasser Elizabeth Anne | EVP, Chief Strategy Off | A - Grant | $15.59 | +586 | 1,793 | +49% | +$9,136 |
| D | 2025-10-17 | 2025-10-15 | TNDM | Kyrillos Jean-Claude | EVP, COO | M - OptEx | $0.00 | +3,636 | 23.7K | +18% | $0 |
| D | 2025-10-17 | 2025-10-15 | TNDM | Kyrillos Jean-Claude | EVP, COO | F - Tax | $14.75 | -1,301 | 22.4K | -5% | -$19.2K |
| D | 2025-09-16 | 2025-09-15 | TNDM | Novara Mark David | EVP, Chief COMMERCIAL Off | F - Tax | $12.09 | -3,866 | 32.3K | -11% | -$46.7K |
| D | 2025-09-16 | 2025-09-15 | TNDM | Novara Mark David | EVP, Chief COMMERCIAL Off | M - OptEx | $0.00 | +7,415 | 36.2K | +26% | $0 |
| D | 2025-09-16 | 2025-09-15 | TNDM | Carpenter Rick | CTO | M - OptEx | $0.00 | +406 | 22.8K | +2% | $0 |
Purchase Sale Sale after option exercise All abbreviations