Buckley Sean Patrick Insider Trades & Stock Holdings

President, Revenue & Market Strategy · Magnite, Inc. · Latest filing Jun 17, 2026

Buckley Sean Patrick, President, Revenue & Market Strategy at Magnite, Inc. has 1 Form 4 trade on file since Jun 17, 2026. Open-market activity: 0 purchases ($0) and 1 sale ($365.43K), net -$365.43K. Latest filing: disposed of 19.23K shares of $MGNI on Jun 17, 2026 at $19.

Trades on file

1

Open-market bought

$0

Open-market sold

$365.43K

Net open-market

-$365.43K

Latest filing

Jun 17, 2026

All insider trades by Buckley Sean Patrick

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Jun 17, 2026	$MGNI	Sell (Open-market sale) 10b5-1	19.23K	$19	$365.43K			+0.3%	+4.2%		President, Revenue & Market Strategy		Read

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Buckley Sean Patrick traded

• $MGNI

Frequently asked questions

Has Buckley Sean Patrick been buying or selling stock?

Buckley Sean Patrick has 0 open-market purchases and 1 open-market sale on file, net -$365.43K. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Buckley Sean Patrick's latest insider trade?

disposed of 19.23K shares of $MGNI on Jun 17, 2026 at $19.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.