Evans Katie Seitz
SEC insider (Form 3/4/5 filer). CIK 0001700262. Officer at MAGNITE, INC. (MGNI). 29 reported Form 4/5 transactions since Sep 2024; latest on Sep 11, 2026. Located in NEW YORK, NY.
Companies Evans Katie Seitz has filed insider reports for
- MAGNITE, INC. (MGNI): Officer, See Remarks
Evans Katie Seitz
CIK: 0001700262
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)13 (44.8%)
Position reduction
Option Exercises (M)6 (20.7%)
Derivative conversions
Awards (A)2 (6.9%)
Compensation grants
Other (G, F, J, C, D, …)8 (27.6%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
MGNI
MAGNITE, INC.
Officer
Discretionary Trading P&L
Holdings
Transaction History (29 total)
- Sep 11, 2026MGNI
MAGNITE, INC.
SaleDirect14K shares at avg. $24.00$336K - Sep 9, 2026MGNI
MAGNITE, INC.
SaleDirect11.1K shares at avg. $23.46$260K - Sep 8, 2026MGNI
MAGNITE, INC.
ExerciseDirect13.5K shares at avg. $5.16$70K - Sep 8, 2026MGNI
MAGNITE, INC.
SaleDirect32.3K shares at avg. $23.63$763K - Aug 15, 2026MGNI
MAGNITE, INC.
Tax PaymentDirect11.2K shares at avg. $24.73$277K - Aug 6, 2026MGNI
MAGNITE, INC.
SaleDirect20K shares at avg. $24.00$480K - Aug 6, 2026MGNI
MAGNITE, INC.
ExerciseDirect20K shares at avg. $5.16$103K - May 15, 2026MGNI
MAGNITE, INC.
Tax PaymentDirect11.2K shares at avg. $12.82$144K - Feb 15, 2026MGNI
MAGNITE, INC.
Tax PaymentDirect27.4K shares at avg. $11.70$321K - Jan 9, 2026MGNI
MAGNITE, INC.
ExerciseDirect51.3K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Sep 11, 2026 | MGNI MAGNITE, INC. | Sale | 13,997 | $24.00 | $335,928 | Direct |
| Sep 9, 2026 | MGNI MAGNITE, INC. | Sale | 11,100 | $23.46 | $260,406 | Direct |
| Sep 8, 2026 | MGNI MAGNITE, INC. | Exercise | 13,546 | $5.16 | $69,897 | Direct |
| Sep 8, 2026 | MGNI MAGNITE, INC. | Sale | 32,285 | $23.63 | $762,895 | Direct |
| Aug 15, 2026 | MGNI MAGNITE, INC. | Tax Payment | 11,204 | $24.73 | $277,075 | Direct |
| Aug 6, 2026 | MGNI MAGNITE, INC. | Sale | 20,000 | $24.00 | $480,000 | Direct |
| Aug 6, 2026 | MGNI MAGNITE, INC. | Exercise | 20,000 | $5.16 | $103,200 | Direct |
| May 15, 2026 | MGNI MAGNITE, INC. | Tax Payment | 11,204 | $12.82 | $143,635 | Direct |
| Feb 15, 2026 | MGNI MAGNITE, INC. | Tax Payment | 27,428 | $11.70 | $320,908 | Direct |
| Jan 9, 2026 | MGNI MAGNITE, INC. | Exercise | 51,300 | - | $0 | Direct |
1-10 of 29 transactions