Rebecca B. Robertson, Director at TANDEM DIABETES CARE INC (TNDM), sold 16,700 shares at $112.31 ($1.9M) on 2020-09-02, disclosed to the SEC on 2020-09-04.
Open-market sale of $1.9M TNDM by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $112.31 | 1,868 | $210K | 11.0% |
| 2 | $112.31 | 1,868 | $210K | 11.0% |
| 3 | $113.61 | 1,800 | $204K | 10.7% |
| 4 | $114.58 | 4,466 | $512K | 26.9% |
| 5 | $114.58 | 4,466 | $512K | 26.9% |
| 6 | $115.38 | 866 |
| $100K |
| 5.2% |
| 7 | $115.38 | 866 | $100K | 5.2% |
| 8 | $116.89 | 500 | $58K | 3.1% |
| Total | $114.12 avg | 16,700 | $1.9M | 100% |
| Filing → |
| CBLL | SELL | 2026-01-06 | $131K | — | Filing → |
| CBLL | SELL | 2025-12-10 | $100K | — | Filing → |
| CBLL | SELL | 2025-12-04 | $14K | — | Filing → |