John F. Sheridan, PRESIDENT & CEO at TANDEM DIABETES CARE INC (TNDM), bought 10,000 shares at $10.23 ($102K) on 2025-08-11, disclosed to the SEC on 2025-08-11.
Seasonal purchase ($102k) by PRESIDENT & CEO — this insider has traded TNDM in August in at least three consecutive prior years. Pattern-driven, low signal.
Something here stands out, but not much.
| Filing → |
| TNDM | SELL | 2020-10-15 | $3.6M | — | Filing → |
| TNDM | SELL | 2020-09-17 | $1.1M | — | Filing → |
| TNDM | SELL | 2020-08-04 | $3.4M | — | Filing → |