Form 4 Tracker
Douglas S Knopper

Director · 3 filings · Latest: Aug 6, 2026

MAGNITE, INC.
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
MGNI
Douglas S KnopperDirectorAug 6, 2026
Sale
$22.7237,337$848.3K88,473
MGNI
DOUGLAS KNOPPERAug 6, 2026
Proposed Sale
$20.6719,128$395.4K
MGNI
Douglas S. Knopper & Abigail L. Knopper TTEES of the Knopper Joint Mgmt Trust 11/15/13Aug 6, 2026
Proposed Sale
$20.6718,209$376.4K
MGNI
Douglas S KnopperDirectorJun 16, 2026
Sale
$18.1037,337$675.8K125,810
MGNI
DOUGLAS KNOPPERJun 16, 2026
Proposed Sale
$16.7537,337$625.4K
MGNI
Douglas S KnopperDirectorJun 10, 2026
Sale
$15.7310,766$169.3K163,147
MGNI
DOUGLAS KNOPPERJun 10, 2026
Proposed Sale
$15.8110,766$170.2K