Senior insider sale
CHIEF TECHNOLOGY OFFICER at MAGNITE, INC. — senior position signals high conviction
$765.4K
37.32K shares
What this filing means
BUONASERA DAVID plans to sell 37.32K shares of MAGNITE, INC. valued at approximately $765.4K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Filed: 9/1/2026ACC: 0001950047-26-008910
Officer· CHIEF TECHNOLOGY OFFICER
Since Feb 2026
37.32K
Shares to sell
$765.4K
Approx. market value
5.37K
Acquired (3 months)
1
Planned
6 completed
Securities Acquired — Last 3 Months1
Restricted Stock
Not Applicable
8/15/2025
5.37KTotal acquired5.37K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
8/15/2025 | Restricted Stock Not Applicable | 5.37K | — |
| Total | 5.37K | ||
Planned & Completed Dispositions7
Completed
—Completed
Units to sell
7.65K
Market value
$179.5K
8/6/2026
—Completed
Units to sell
1.22K
Market value
$25.7K
7/7/2026
—Completed
Units to sell
9.38K
Market value
$187.5K
7/1/2026
—Completed
Units to sell
1.41K
Market value
$26.8K
6/17/2026
—Completed
Units to sell
11.23K
Market value
$202.2K
6/16/2026
—Completed
Units to sell
1.06K
Market value
$18.0K
6/15/2026
Planned — Approximate Date
NASDAQPlanned
Units to sell
5.37K
Market value
$125.8K
9/1/2026
Total
Units
37.32K
Value
$765.4K
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
8/6/2026 | 7.65K | $179.5K | — | Completed |
7/7/2026 | 1.22K | $25.7K | — | Completed |
7/1/2026 | 9.38K | $187.5K | — | Completed |
6/17/2026 | 1.41K | $26.8K | — | Completed |
6/16/2026 | 11.23K | $202.2K | — | Completed |
6/15/2026 | 1.06K | $18.0K | — | Completed |
| Planned — Approximate Date | ||||
9/1/2026 | 5.37K | $125.8K | NASDAQ | Planned |
| Total | 37.32K | $765.4K | ||