BARRETT MICHAEL G.

PrivateCIK: 1100612
Location

PLAYA VISTA, CA

Senior insider sale

President and CEO at MAGNITE, INC. — senior position signals high conviction

$4.71M

278.60K shares

What this filing means

BARRETT MICHAEL G. plans to sell 278.60K shares of MAGNITE, INC. valued at approximately $4.71M. 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.

InsiderBARRETT MICHAEL G.CIK 1100612
IssuerMAGNITE, INC.CIK 1595974
DirectorOfficer· President and CEO
Since Aug 2018
278.60K
Shares to sell
$4.71M
Approx. market value
100K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months1
Sort

Stock Option Exercise

Cash

6/16/2026
100K
Total acquired100K
Planned & Completed Dispositions2
Sort

Completed

Completed

Units to sell

178.60K

Market value

$2.96M

6/15/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

100K

Market value

$1.75M

6/16/2026
Total

Units

278.60K

Value

$4.71M

BARRETT MICHAEL G. — Planned Insider Sale (Form 144) | Finecho