Marcus Gail Boxer
SEC CIK 1702176 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| NTRA | Natera, Inc. | Dir | 7,852 | — | $8.09M | 33 | 2022-05-25 | 2026-06-26 |
Most active insiders at NTRA, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Rabinowitz Matthew | EXECUTIVE COB, Dir | — | $124.05M |
| 2 | Chapman Steven Leonard | CEO AND Pres, Dir | — | $93.95M |
| 3 | BOTHA ROELOF | Dir | — | $34.89M |
| 4 | RABINOWITZ DANIEL | SEC. AND CLO | — | $23.83M |
| 5 | Moshkevich Solomon | Pres, CLINICALDIAGNOSTICS | — | $22.88M |
| 6 | Sheena Jonathan | Dir, CO-FOUNDER | — | $22.83M |
| 7 | Brophy Michael Burkes | CFO | — | $22.14M |
| 8 | ROSENMAN HERM | Dir | — | $15.14M |
| 9 | Fesko John | Pres, CHIEF BUS. Off | — | $9.35M |
| 10 | Baynes Roy D. | Dir | — | $2.81M |
| 11 | Marcus Gail Boxer | Dir | — | $2.41M |
Transactions 33
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 2026-06-30 20:05 | 2026-06-26 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | A - Grant | — | +1,669 | 7,852 | +27% | — |
| D | 2026-06-09 21:05 | 2026-06-05 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | M - OptEx | $22.83 | +11.0K | 17.2K | +178% | +$251.1K |
| DM | 2026-06-09 21:05 | 2026-06-05 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | S - Sale+OE | $217.21 | -11.0K | 6,183 | -64% | -$2.39M |
| M | 2026-04-28 20:35 | 2026-04-24 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | A - Grant | — | +330 | 6,183 | +6% | — |
| 2026-02-03 | 2026-01-30 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | A - Grant | — | +91 | 5,853 | +2% | — | |
| 2025-11-04 | 2025-11-03 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | S - Sale | $198.71 | -122 | 5,762 | -2% | -$24.2K | |
| 2025-11-04 | 2025-10-31 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | A - Grant | — | +121 | 5,884 | +2% | — | |
| M | 2025-08-05 | 2025-08-01 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | S - Sale | $133.17 | -2,496 | 6,946 | -26% | -$332.4K |
| 2025-07-29 | 2025-07-25 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | A - Grant | — | +141 | 8,259 | +2% | — | |
| DM | 2025-07-03 | 2025-07-01 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | S - Sale+OE | $167.36 | -4,299 | 8,118 | -35% | -$719.5K |
| D | 2025-07-03 | 2025-07-01 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | M - OptEx | $24.42 | +4,299 | 12.4K | +53% | +$105.0K |
| M | 2025-07-01 | 2025-06-27 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | A - Grant | — | +2,414 | 7,847 | +44% | — |
| M | 2025-06-11 | 2025-06-10 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | S - Sale | $164.44 | -4,000 | 6,304 | -39% | -$657.8K |
| D | 2025-05-02 | 2025-05-01 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | M - OptEx | $24.42 | +4,000 | 13.7K | +41% | +$97.7K |
| DM | 2025-05-02 | 2025-05-01 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | S - Sale+OE | $151.61 | -4,000 | 9,704 | -29% | -$606.4K |
| DM | 2025-04-03 | 2025-04-01 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | M - OptEx | $19.74 | +4,000 | 10.8K | +59% | +$79.0K |
| DM | 2025-04-03 | 2025-04-01 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | S - Sale+OE | $140.77 | -4,000 | 11.8K | -25% | -$563.1K |
| DM | 2025-03-14 | 2025-03-12 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | S - Sale+OE | $147.69 | -4,000 | 9,704 | -29% | -$590.8K |
| D | 2025-03-14 | 2025-03-12 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | M - OptEx | $7.86 | +4,000 | 13.7K | +41% | +$31.4K |
| M | 2024-11-21 | 2024-11-19 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | S - Sale | $159.98 | -9,682 | 9,704 | -50% | -$1.55M |
| M | 2024-11-15 | 2024-11-14 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | S - Sale | $158.53 | -2,212 | 21.1K | -9% | -$350.7K |
| 2024-07-02 | 2024-06-28 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | A - Grant | — | +2,964 | 21.6K | +16% | — | |
| 2024-05-31 | 2024-05-30 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | S - Sale | $110.17 | -2,000 | 18.6K | -10% | -$220.3K | |
| 2024-04-30 | 2024-04-26 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | A - Grant | — | +488 | 20.6K | +2% | — | |
| 2023-12-12 | 2023-12-08 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | S - Sale | $57.52 | -500 | 20.1K | -2% | -$28.8K | |
| 2023-11-22 | 2023-11-21 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | S - Sale | $54.31 | -1,000 | 20.6K | -5% | -$54.3K | |
| 2023-07-05 | 2023-06-30 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | A - Grant | — | +5,500 | 21.6K | +34% | — | |
| D | 2023-05-26 | 2023-05-25 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | M - OptEx | — | +7,068 | 16.1K | +78% | — |
| D | 2023-04-18 | 2023-04-14 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | A - Grant | $54.73 | +148 | 9,078 | +2% | +$8,100 |
| D | 2023-01-18 | 2023-01-13 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | A - Grant | $40.01 | +203 | 8,930 | +2% | +$8,122 |
| D | 2022-10-18 | 2022-10-14 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | A - Grant | $45.42 | +178 | 8,727 | +2% | +$8,085 |
| A | 2022-09-02 | 2022-07-08 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | A - Grant | $0.00 | +223 | 8,549 | +3% | $0 |
| D | 2022-05-27 | 2022-05-25 | NTRA | Natera, Inc. | Marcus Gail Boxer | Dir | M - OptEx | — | +2,614 | 8,326 | +46% | — |
Purchase Sale Sale after option exercise All abbreviations