David Weill is Director at TransMedics Group, Inc. (TMDX). They have made 10 open-market trades across 1 company since 2019, most recently 2026-09-11.
CIK 0001774270
3 open-market purchases totalling $434K since 2019, against 7 sales. Too few scored purchases to measure a record yet.
| Ticker | Shares | Value |
|---|---|---|
| TMDX | 16,392 | $1.2M |
Shares reported on the most recent Form 4, priced at the 2026-09-14 close.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| TMDX | BUY | 2026-09-11 | 2026-09-14 | $81.63 | $109K | -2.8% | -12.7% | — |
| TMDX | SELL | 2026-03-04 | 2026-03-06 | $146.82 | $524K | -9.4% | -16.3% | -43.1% |
| TMDX | SELL | 2025-12-03 | 2025-12-05 | $138.64 | $1.4M | -11.2% | -8.0% | +2.0% |
| TMDX | SELL | 2025-05-23 | 2025-05-23 | $123.88 | $181K | +7.2% | +0.9% | -6.0% |
| TMDX | SELL | 2024-05-29 | 2024-05-31 | $141.65 | $338K | +4.4% | +10.5% | +22.6% |
| TMDX | SELL | 2024-05-10 | 2024-05-14 | $129.82 | $325K | +4.2% | +6.5% | +21.1% |
| TMDX | BUY | 2023-08-29 | 2023-08-30 | $62.00 | $155K | -14.6% | -18.9% | +4.1% |
| TMDX | SELL | 2023-02-27 | 2023-02-28 | $76.69 | $910K | -10.0% | -7.2% | -9.0% |
| TMDX | SELL | 2022-11-10 | 2022-11-14 | $56.00 | $1.2M | +1.1% | +4.4% | +16.1% |
| TMDX | BUY | 2019-11-11 | 2019-11-13 | $17.00 | $170K | +8.0% | +8.1% | +5.7% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.