Skip to main content

Capital Research Global Investors

Position in MGNI — Magnite, Inc.

CIK 1422848 Los Angeles, CA

Position in MGNI

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$73,436,637
+$13,795,604 QoQ
Shares Held
3,869,159
-22.9% QoQ
Ownership
2.70%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#9
of 306 holders
Holding Since
Dec 2024
7 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MGNI Over Time

Shares Held

Position Value (USD)

Position in Advertising Agencies

Communication Services · as of Jun 30, 2026

Capital Research Global Investors holds $1,544,725,016 across 3 Advertising Agencies names. MGNI ranks #3 (4.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 MGNI
Magnite, Inc.
This page
3,869,159 $73,436,637

All Filings in MGNI

Export CSV
7 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $73,436,637 3,869,159
2026-03-31 $59,641,033 5,020,289
2025-12-31 $209,696,290 12,920,289
2025-09-30 $152,086,712 6,982,861
2025-06-30 $311,632,088 12,920,070
2025-03-31 $147,417,998 12,920,070
2024-12-31 $122,985,741 7,725,235