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MGNIMagnite, Inc.

Robert Spillane

Director at Magnite, Inc., as of Sep 16, 2026Sold $557K of stock in the past 12 months: 100% with no plan disclosed.

Updated Oct 16, 2026 from SEC filings · covers Oct 17, 2025 to Oct 16, 2026
33K
shares sold, past 12 months
3
days with sales
$246K
largest single day, Sep 14, 2026
1
company filed for

Share of stake sold and shares held at Magnite, Inc. are being verified and not shown yet. Why

Selling by month

Oct 2025 to Oct 2026. Each sale is counted once: under a disclosed plan, else to cover taxes, else no plan disclosed.

No plan disclosedOne dollar scale for every month; the tallest bar is labeled
OctNov 2025: $178K no plan disclosedNovDecJanFebMarAprMay 2026: $133K no plan disclosedMayJunJulAugSep 2026: $246K no plan disclosed$246KSepOct

Pattern

What the filings show, past 12 months. Nothing here rates or predicts.

Roles from filings

Every company we track where this person has filed, newest filing first.

CompanyTitleFirst filingLatest filing
Magnite, Inc. (MGNI)DirectorApr 11, 2014Sep 16, 2026

Recent filings

The last 4 days with transactions, newest first, one line per trade date. Each number links to an SEC filing.

This page shows only what this person reported on SEC ownership filings. See the methodology. Spotted something wrong? Report an error.