Arkolith/Insider Trading/MGNI/Form 4

Barrett Michael G.

CEO, DirectorMAGNITE, INC. (MGNI) · full profile →Form 4 · filed Jul 1, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$1.5M
Net Open-Market Flow
-$1.5M
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jun 29, 2026Option exercise(M)75K$5.80$435K478K
Jun 29, 2026Sell(S)75K$19.50$1.5M403K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jun 29, 2026Option exercise(M)75K—$0333K

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-26-292738) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML