| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
EVP & Chief Financial Officer | EVP and CFO
1 company
Leigh Vosseller is EVP & Chief Financial Officer at TNDM. From November 2018 to August 2026, the filings on record show 4 open-market purchases and 15 sales. Leigh Vosseller's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $919K at current prices.
Historically, Leigh Vosseller's trades have earned a strong insider score of 76/100 across 11 rated trades. Over a 12-month horizon, 81.8% of those trades were profitable, with an average 12-month return of +43.8%.
The TNDM filings lean toward selling, a net 144,565 shares.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|
| Jul 6, 2020 | TNDM Tandem Diabetes Care Inc | EVP & Chief Financial Officer | Sale+OE | 10,000 | $105.04 | $1,050,387.00 | -68.9% | |
| Jul 2, 2020 | TNDM Tandem Diabetes Care Inc | EVP & Chief Financial Officer | Sale+OE | 20,000 | $97.74 | $1,954,749.22 | -81.6% | |
| May 7, 2020 | TNDM Tandem Diabetes Care Inc | EVP & Chief Financial Officer | Sale+OE | 10,000 | $90.07 | $900,746.00 | -75.4% | |
| Feb 11, 2020 | TNDM Tandem Diabetes Care Inc | EVP & Chief Financial Officer | Sale+OE | 10,000 | $80.04 | $800,353.12 | -75.4% | |
| Jan 29, 2020 | TNDM Tandem Diabetes Care Inc | EVP & Chief Financial Officer | Sale+OE | 10,000 | $75.93 | $759,253.20 | -75.4% | |
| Nov 25, 2019 | TNDM Tandem Diabetes Care Inc | EVP & Chief Financial Officer | Sale+OE | 10,000 | $70.35 | $703,500.00 | -75.4% | |
| Nov 18, 2019 | TNDM Tandem Diabetes Care Inc | EVP & Chief Financial Officer | Sale+OE | 10,000 | $65.41 | $654,128.00 | -75.4% | |
| May 16, 2019 | TNDM Tandem Diabetes Care Inc | EVP and CFO | Sale+OE | 10,000 | $70.45 | $704,500.00 | -83.3% | |
| May 3, 2019 | TNDM Tandem Diabetes Care Inc | EVP and CFO | Sale+OE | 10,000 | $65.14 | $651,400.00 | -83.3% |