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GEODE CAPITAL MANAGEMENT, LLC

Position in MGNI — Magnite, Inc.

CIK 1214717 BOSTON, MA

Position in MGNI

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$42,219,025
-$13,515,801 QoQ
Shares Held
3,553,790
+3.5% QoQ
Ownership
2.48%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2020
23 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in MGNI Over Time

Shares Held

Position Value (USD)

Position in Advertising Agencies

Communication Services · as of Mar 31, 2026

GEODE CAPITAL MANAGEMENT, LLC holds $4,091,276,016 across 24 Advertising Agencies names. MGNI ranks #4 (1.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 MGNI
Magnite, Inc.
This page
3,553,790 $42,219,025

All Filings in MGNI

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23 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $42,219,025 3,553,790
2025-12-31 $55,734,826 3,434,062
2025-09-30 $74,032,244 3,399,093
2025-06-30 $77,590,228 3,216,842
2025-03-31 $34,611,412 3,033,428
2024-12-31 $47,084,641 2,957,578
2024-09-30 $41,110,760 2,968,286
2024-06-30 $38,604,007 2,904,741
2024-03-31 $31,476,903 2,928,084
2023-12-31 $26,437,308 2,830,547
2023-09-30 $20,154,276 2,672,981
2023-06-30 $34,972,883 2,562,116
2023-03-31 $22,803,129 2,462,541
2022-12-31 $25,066,148 2,366,964
2022-09-30 $15,176,056 2,309,902
2022-06-30 $20,022,837 2,254,824
2022-03-31 $29,414,442 2,226,680
2021-12-31 $37,104,077 2,120,233
2021-09-30 $57,717,492 2,061,339
2021-06-30 $69,341,442 2,049,097
2021-03-31 $79,480,675 1,910,134
2020-12-31 $52,257,395 1,701,641
2020-09-30 $10,328,130 1,486,062