BUONASERA DAVID (CHIEF TECHNOLOGY OFFICER) sold 4.7% of their position (13.70K shares) of MAGNITE, INC. on the open market
Open‑market sale worth $246.9K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 3 sales
Filed: 6/17/2026ACC: 0001193125-26-274503
Officer· CHIEF TECHNOLOGY OFFICER
Since Feb 2026
-13.70K
Net shares
Net seller
$246.9K
Total sold
3
Open market trades
0B · 3S
3
Total transactions
13.70K disposed
Non-Derivative Transactions3
Common Stock
Direct
Shares
−1.06K
Price / share
$17.00
Trade value
$17.97K
% of position
0.4%
6/15/2026
292.78K→291.73K
Common Stock
Direct
Shares
−11.23K
Price / share
$18.00
Trade value
$202.19K
% of position
3.9%
6/16/2026
291.73K→280.49K
Common Stock
Direct
Shares
−1.41K
Price / share
$19.00
Trade value
$26.77K
% of position
0.5%
6/17/2026
280.49K→279.08K
Total
Net shares
−13.70K
Net value
-$246.93K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 6/15/2026 | S · Sale | −1.06K | $17.00 | $17.97K | 0.4% | 292.78K | 291.73K |
| Common Stock Direct | 6/16/2026 | S · Sale | −11.23K | $18.00 | $202.19K | 3.9% | 291.73K | 280.49K |
| Common Stock Direct | 6/17/2026 | S · Sale | −1.41K | $19.00 | $26.77K | 0.5% | 280.49K | 279.08K |
| Total | −13.70K | -$246.93K | ||||||
Derivative Transactions0
No derivative transactions reported