Evans Katie Seitz — SEC Form 4 filings
SEC reporting owner CIK 1700262. 25 Form 4 filings on record with FilingPulse; latest filed 2026-09-11.
Transaction summary — filings shown
Covers all 25 filings on record, filed 2024-02-16 to 2026-09-11. 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): 14 legs across 12 filings — 237,103 shares, $5,059,801 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 27.
- Largest priced transaction: sale of 32,285 shares @ $23.63 ($762,895) in MAGNITE, INC., filed 2026-09-10.
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 |
|---|---|---|---|---|---|
| MAGNITE, INC. (MGNI) | See Remarks | 25 | — | 14 legs · 237,103 sh · $5,059,801 | 27 |
Form 4 filings — Evans Katie Seitz
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-11 | 4 | MAGNITE, INC. (MGNI) | Sale (S): 13,997 @ $24 | EDGAR |
| 2026-09-10 | 4 | MAGNITE, INC. (MGNI) | Option exercise (M): 13,546 @ $5.16 · Sale (S): 32,285 @ $23.63 · Sale (S): 11,100 @ $23.46 · Option exercise (M): 13,546 (derivative) @ $0 | EDGAR |
| 2026-08-18 | 4 | MAGNITE, INC. (MGNI) | Tax withholding (F): 11,204 @ $24.73 | EDGAR |
| 2026-08-07 | 4 | MAGNITE, INC. (MGNI) | Option exercise (M): 20,000 @ $5.16 · Sale (S): 20,000 @ $24 · Option exercise (M): 20,000 (derivative) @ $0 | EDGAR |
| 2026-05-19 | 4 | MAGNITE, INC. (MGNI) | Tax withholding (F): 11,204 @ $12.82 | EDGAR |
| 2026-02-18 | 4 | MAGNITE, INC. (MGNI) | Tax withholding (F): 27,428 @ $11.70 | EDGAR |
| 2026-01-12 | 4 | MAGNITE, INC. (MGNI) | Option exercise (M): 51,300 @ $0 · Tax withholding (F): 26,836 @ $16.17 · Option exercise (M): 51,300 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | MAGNITE, INC. (MGNI) | Grant/award (A): 127,273 @ $0 · Grant/award (A): 42,757 (derivative) @ $0 | EDGAR |
| 2025-11-18 | 4 | MAGNITE, INC. (MGNI) | Tax withholding (F): 10,354 @ $14.15 | EDGAR |
| 2025-08-29 | 4 | MAGNITE, INC. (MGNI) | Sale (S): 21,509 @ $25.52 | EDGAR |
| 2025-08-26 | 4 | MAGNITE, INC. (MGNI) | Sale (S): 8,345 @ $26 | EDGAR |
| 2025-08-20 | 4 | MAGNITE, INC. (MGNI) | Sale (S): 10,487 @ $23.85 | EDGAR |
| 2025-07-02 | 4 | MAGNITE, INC. (MGNI) | Option exercise (M): 16,137 @ $3.61 · Sale (S): 8,358 @ $22 · Sale (S): 16,137 @ $24 · Option exercise (M): 16,137 (derivative) @ $0 | EDGAR |
| 2025-06-18 | 4 | MAGNITE, INC. (MGNI) | Option exercise (M): 20,000 @ $3.61 · Sale (S): 20,000 @ $18.50 · Option exercise (M): 20,000 (derivative) @ $0 | EDGAR |
| 2025-06-06 | 4 | MAGNITE, INC. (MGNI) | Option exercise (M): 20,000 @ $3.61 · Sale (S): 35,000 @ $17.36 · Option exercise (M): 20,000 (derivative) @ $0 | EDGAR |
| 2025-05-16 | 4 | MAGNITE, INC. (MGNI) | Tax withholding (F): 10,860 @ $15.88 | EDGAR |
| 2025-02-19 | 4 | MAGNITE, INC. (MGNI) | Tax withholding (F): 23,481 @ $20 | EDGAR |
| 2025-02-07 | 4 | MAGNITE, INC. (MGNI) | Sale (S): 12,520 @ $20 | EDGAR |
| 2025-01-13 | 4 | MAGNITE, INC. (MGNI) | Grant/award (A): 123,479 @ $0 · Grant/award (A): 41,566 (derivative) @ $0 | EDGAR |
| 2024-11-19 | 4 | MAGNITE, INC. (MGNI) | Tax withholding (F): 7,483 @ $15.85 | EDGAR |
| 2024-11-13 | 4 | MAGNITE, INC. (MGNI) | Sale (S): 12,824 @ $16 | EDGAR |
| 2024-08-16 | 4 | MAGNITE, INC. (MGNI) | Tax withholding (F): 7,483 @ $12.51 | EDGAR |
| 2024-06-14 | 4 | MAGNITE, INC. (MGNI) | Sale (S): 14,541 @ $13.77 | EDGAR |
| 2024-05-17 | 4 | MAGNITE, INC. (MGNI) | Tax withholding (F): 9,448 @ $9.80 | EDGAR |
| 2024-02-16 | 4 | MAGNITE, INC. (MGNI) | Tax withholding (F): 23,105 @ $9.74 | 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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