Buckley Sean Patrick
SEC insider (Form 3/4/5 filer). CIK 0001865116. Officer at MAGNITE, INC. (MGNI). 30 reported Form 4/5 transactions since Sep 2024; latest on Aug 18, 2026. Located in NEW YORK, NY.
Companies Buckley Sean Patrick has filed insider reports for
- MAGNITE, INC. (MGNI): Officer, See Remarks
Buckley Sean Patrick
CIK: 0001865116
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)18 (60.0%)
Position reduction
Option Exercises (M)2 (6.7%)
Derivative conversions
Awards (A)2 (6.7%)
Compensation grants
Other (G, F, J, C, D, …)8 (26.7%)
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 (30 total)
- Aug 18, 2026MGNI
MAGNITE, INC.
SaleDirect2.8K shares at avg. $25.00$69K - Aug 17, 2026MGNI
MAGNITE, INC.
SaleDirect8.3K shares at avg. $24.31$201K - Aug 15, 2026MGNI
MAGNITE, INC.
Tax PaymentDirect11.7K shares at avg. $24.73$290K - Aug 6, 2026MGNI
MAGNITE, INC.
SaleDirect19.2K shares at avg. $23.00$442K - Aug 6, 2026MGNI
MAGNITE, INC.
SaleDirect47.9K shares at avg. $25.09$1.2M - Aug 6, 2026MGNI
MAGNITE, INC.
ExerciseDirect28.7K shares at avg. $13.90$399K - Jul 7, 2026MGNI
MAGNITE, INC.
SaleDirect19.2K shares at avg. $21.03$404K - Jun 17, 2026MGNI
MAGNITE, INC.
SaleDirect19.2K shares at avg. $19.00$365K - May 15, 2026MGNI
MAGNITE, INC.
Tax PaymentDirect12K shares at avg. $12.82$154K - Feb 15, 2026MGNI
MAGNITE, INC.
Tax PaymentDirect26.9K shares at avg. $11.70$315K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 18, 2026 | MGNI MAGNITE, INC. | Sale | 2,759 | $25.00 | $68,975 | Direct |
| Aug 17, 2026 | MGNI MAGNITE, INC. | Sale | 8,271 | $24.31 | $201,068 | Direct |
| Aug 15, 2026 | MGNI MAGNITE, INC. | Tax Payment | 11,715 | $24.73 | $289,712 | Direct |
| Aug 6, 2026 | MGNI MAGNITE, INC. | Sale | 19,237 | $23.00 | $442,451 | Direct |
| Aug 6, 2026 | MGNI MAGNITE, INC. | Sale | 47,942 | $25.09 | $1,202,865 | Direct |
| Aug 6, 2026 | MGNI MAGNITE, INC. | Exercise | 28,703 | $13.90 | $398,972 | Direct |
| Jul 7, 2026 | MGNI MAGNITE, INC. | Sale | 19,233 | $21.03 | $404,470 | Direct |
| Jun 17, 2026 | MGNI MAGNITE, INC. | Sale | 19,233 | $19.00 | $365,427 | Direct |
| May 15, 2026 | MGNI MAGNITE, INC. | Tax Payment | 12,019 | $12.82 | $154,084 | Direct |
| Feb 15, 2026 | MGNI MAGNITE, INC. | Tax Payment | 26,942 | $11.70 | $315,221 | Direct |
1-10 of 30 transactions