Marcus Gail Boxer — SEC Form 4 filings
SEC reporting owner CIK 1702176. 18 Form 4 filings on record with FilingPulse; latest filed 2026-06-30.
Transaction summary — filings shown
Covers all 18 filings on record, filed 2024-04-30 to 2026-06-30. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 35 legs across 11 filings — 47,811 shares, $8,003,456 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 23.
- Largest priced transaction: sale of 7,582 shares @ $159.83 ($1,211,842) in Natera, Inc., filed 2024-11-21.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Natera, Inc. (NTRA) | Director | 18 | — | 35 legs · 47,811 sh · $8,003,456 | 23 |
Form 4 filings — Marcus Gail Boxer
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-30 | 4 | Natera, Inc. (NTRA) | Grant/award (A): 1,571 · Grant/award (A): 98 | EDGAR |
| 2026-06-09 | 4 | Natera, Inc. (NTRA) | Option exercise (M): 11,000 @ $22.83 · Sale (S): 3,016 @ $216.06 · Sale (S): 4,694 @ $217.30 · Sale (S): 3,174 @ $218.11 · Sale (S): 116 @ $218.81 · Option exercise (M): 11,000 (derivative) @ $0 | EDGAR |
| 2026-04-28 | 4 | Natera, Inc. (NTRA) | Grant/award (A): 108 · Grant/award (A): 222 | EDGAR |
| 2026-02-03 | 4 | Natera, Inc. (NTRA) | Grant/award (A): 91 | EDGAR |
| 2025-11-04 | 4 | Natera, Inc. (NTRA) | Grant/award (A): 121 · Sale (S): 122 @ $198.71 | EDGAR |
| 2025-08-05 | 4 | Natera, Inc. (NTRA) | Sale (S): 1,313 @ $132.73 · Sale (S): 1,183 @ $133.66 | EDGAR |
| 2025-07-29 | 4 | Natera, Inc. (NTRA) | Grant/award (A): 141 | EDGAR |
| 2025-07-03 | 4 | Natera, Inc. (NTRA) | Option exercise (M): 4,299 @ $24.42 · Sale (S): 1,648 @ $167.05 · Sale (S): 2,651 @ $167.56 · Option exercise (M): 4,299 (derivative) @ $0 | EDGAR |
| 2025-07-01 | 4 | Natera, Inc. (NTRA) | Grant/award (A): 2,143 · Grant/award (A): 271 | EDGAR |
| 2025-06-11 | 4 | Natera, Inc. (NTRA) | Sale (S): 3,400 @ $164.33 · Sale (S): 600 @ $165.04 | EDGAR |
| 2025-05-02 | 4 | Natera, Inc. (NTRA) | Option exercise (M): 4,000 @ $24.42 · Sale (S): 31 @ $146.34 · Sale (S): 323 @ $147.95 · Sale (S): 241 @ $149.04 · Sale (S): 341 @ $149.96 · Sale (S): 672 @ $151.37 · +3 more | EDGAR |
| 2025-04-03 | 4 | Natera, Inc. (NTRA) | Option exercise (M): 1,130 @ $7.86 · Option exercise (M): 2,870 @ $24.42 · Sale (S): 398 @ $139.33 · Sale (S): 1,512 @ $140.17 · Sale (S): 1,528 @ $141.13 · Sale (S): 365 @ $142.25 · +3 more | EDGAR |
| 2025-03-14 | 4 | Natera, Inc. (NTRA) | Option exercise (M): 4,000 @ $7.86 · Sale (S): 1,014 @ $145.86 · Sale (S): 923 @ $147.20 · Sale (S): 1,682 @ $148.71 · Sale (S): 381 @ $149.27 · Option exercise (M): 4,000 (derivative) @ $0 | EDGAR |
| 2024-11-21 | 4 | Natera, Inc. (NTRA) | Sale (S): 7,582 @ $159.83 · Sale (S): 2,100 @ $160.52 | EDGAR |
| 2024-11-15 | 4 | Natera, Inc. (NTRA) | Sale (S): 500 @ $156.75 · Sale (S): 791 @ $157.86 · Sale (S): 350 @ $159.19 · Sale (S): 371 @ $159.85 · Sale (S): 200 @ $162.04 | EDGAR |
| 2024-07-02 | 4 | Natera, Inc. (NTRA) | Grant/award (A): 2,964 | EDGAR |
| 2024-05-31 | 4 | Natera, Inc. (NTRA) | Sale (S): 2,000 @ $110.17 | EDGAR |
| 2024-04-30 | 4 | Natera, Inc. (NTRA) | Grant/award (A): 488 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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