Magnite, Inc.

Historical 13F Holders

Symbol
MGNI
CUSIP
55955D100
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Each filer's latest filing for 55955D100 since 12/18/2024, largest first.

Filer % of Class Filed
Vanguard Portfolio Management LLC 13G 5.4% 4/29/2026
Event 3/31/2026
FMR LLC 13G
5.4% 8/6/2026
Event 6/30/2026
Vanguard Capital Management LLC 13G 5.0% 4/30/2026
Event 3/31/2026
Under 5%, checked the "5 percent or less" box, or amended by a later filing (3)
Wellington Management Group LLP 13G/A
4.2% 8/13/2026
Event 6/30/2026
Capital Research Global Investors 13G/A 3.5% 5/14/2026
Event 3/31/2026
Vanguard Group Inc 13G/A 0% 3/27/2026
Event 3/13/2026

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q3 8 637 k $16.1 M
2026 Q2 336 146 M $2.88 B
2026 Q1 317 132 M $1.56 B
2025 Q4 338 137 M $2.22 B
2025 Q3 358 139 M $3.03 B
2025 Q2 323 147 M $3.55 B
2025 Q1 323 133 M $1.52 B
2024 Q4 316 123 M $1.95 B
2024 Q3 312 121 M $1.67 B
2024 Q2 295 107 M $1.41 B
2024 Q1 257 105 M $1.13 B
2023 Q4 239 105 M $985 M
2023 Q3 240 104 M $781 M
2023 Q2 242 102 M $1.39 B
2023 Q1 243 96.4 M $893 M
2022 Q4 254 96.1 M $1.02 B
2022 Q3 239 104 M $681 M
2022 Q2 257 88.0 M $782 M
2022 Q1 260 88.9 M $1.18 B
2021 Q4 283 90.3 M $1.58 B
2021 Q3 307 90.1 M $2.52 B
2021 Q2 300 85.4 M $2.89 B
2021 Q1 312 86.1 M $3.58 B
2020 Q4 271 79.4 M $2.44 B
2020 Q3 191 83.3 M $578 M
2020 Q2 11 14.4 M $96.2 M
2020 Q1 1 203 $7.00 k
2019 Q4 1 203 $7.00 k
2019 Q3 1 203 $7.00 k
2019 Q2 1 203 $7.00 k
2019 Q1 1 203 $7.00 k