Institutional Ownership Magnite, Inc. (MGNI)
This table provides information about the institutional ownership of Magnite, Inc. (MGNI). We have compiled data on the 375 institutions that hold shares in the stock, with a total of 123 Million shares, which have been reported (via 13F filing form) to have a value of $1.75 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Vanguard Group Inc
Valley Forge, PA |
Nov 07, 2025 Q3 2025 |
14,654,432
shares
|
$207 Million
0.0% of portfolio
|
Q3 2025
Added 8.05%
|
|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
9,699,628
shares
|
$137 Million
0.0% of portfolio
|
Q2 2024
Reduced 0.82%
|
|
|
Capital Research Global Investors
Los Angeles, CA |
Nov 13, 2025 Q3 2025 |
6,982,861
shares
|
$98.8 Million
0.03% of portfolio
|
Q3 2025
Reduced 45.95%
|
|
|
Wellington Management Group LLP
Boston, MA |
Nov 14, 2025 Q3 2025 |
5,144,549
shares
|
$72.8 Million
0.02% of portfolio
|
Q3 2025
Reduced 5.57%
|
|
|
American Century Companies Inc
Kansas City, MO |
Nov 12, 2025 Q3 2025 |
4,594,070
shares
|
$65 Million
0.05% of portfolio
|
Q3 2025
Reduced 4.87%
|
|
|
Boston Partners
Boston, MA |
Nov 13, 2025 Q3 2025 |
4,449,004
shares
|
$63 Million
0.11% of portfolio
|
Q3 2025
Reduced 20.19%
|
|
|
Nuveen Asset Management, LLC
Chicago, IL |
Feb 14, 2025 Q4 2024 |
3,942,780
shares
|
$55.8 Million
0.02% of portfolio
|
Q4 2024
Reduced 4.21%
|
|
|
Granahan Investment Management, LLC
Waltham, MA |
Nov 14, 2025 Q3 2025 |
3,873,179
shares
|
$54.8 Million
3.99% of portfolio
|
Q3 2025
Added 6.32%
|
|
|
Dimensional Fund Advisors LP
Austin, TX |
Nov 12, 2025 Q3 2025 |
3,567,254
shares
|
$50.5 Million
0.02% of portfolio
|
Q3 2025
Reduced 27.23%
|
|
|
Geode Capital Management, LLC
Boston, MA |
Nov 12, 2025 Q3 2025 |
3,399,093
shares
|
$48.1 Million
0.0% of portfolio
|
Q3 2025
Added 5.67%
|
|
|
State Street Corp
Boston, MA |
Nov 14, 2025 Q3 2025 |
3,126,790
shares
|
$44.2 Million
0.0% of portfolio
|
Q3 2025
Added 2.4%
|
|
|
Nuveen, LLC
Charlotte, NC |
Nov 12, 2025 Q3 2025 |
3,092,036
shares
|
$43.8 Million
0.02% of portfolio
|
Q3 2025
Reduced 4.89%
|
|
|
Nine Ten Capital Management LLC
Evanston, IL |
Nov 14, 2025 Q3 2025 |
2,858,583
shares
|
$40.4 Million
16.43% of portfolio
|
Q2 2025
Added 4.53%
|
|
|
Price T Rowe Associates Inc
Baltimore, MD |
Nov 14, 2025 Q3 2025 |
2,547,505
shares
|
$36 Million
0.01% of portfolio
|
Q3 2025
Added 2066.23%
|
|
|
Goldman Sachs Group Inc
New York, NY |
Nov 14, 2025 Q3 2025 |
2,385,439
shares
|
$33.8 Million
0.01% of portfolio
|
Q3 2025
Added 24.54%
|
|
|
Edenbrook Capital, LLC
Mount Kisco, NY |
Nov 13, 2025 Q3 2025 |
2,110,370
shares
|
$29.9 Million
7.94% of portfolio
|
Q3 2025
Reduced 41.54%
|
|
|
Morgan Stanley
New York, NY |
Nov 14, 2025 Q3 2025 |
2,046,237
shares
|
$29 Million
0.0% of portfolio
|
Q3 2025
Added 74.81%
|
|
|
Blue Grotto Capital, LLC
Atlanta, GA |
Nov 13, 2025 Q3 2025 |
1,548,796
shares
|
$21.9 Million
5.07% of portfolio
|
Q3 2025
Added 443.81%
|
|
|
Driehaus Capital Management LLC
Chicago, IL |
Nov 14, 2025 Q3 2025 |
1,516,296
shares
|
$21.5 Million
0.28% of portfolio
|
Q3 2025
Reduced 45.5%
|
|
|
Northern Trust Corp
Chicago, IL |
Nov 14, 2025 Q3 2025 |
1,365,056
shares
|
$19.3 Million
0.0% of portfolio
|
Q3 2025
Added 1.88%
|
|
|
Nomura Asset Management CO LTD
Tokyo, M0 |
Nov 12, 2025 Q3 2025 |
1,339,765
shares
|
$19 Million
0.08% of portfolio
|
Q3 2025
Reduced 23.03%
|
|
|
Charles Schwab Investment Management Inc
San Francisco, CA |
Nov 10, 2025 Q3 2025 |
1,217,848
shares
|
$17.2 Million
0.0% of portfolio
|
Q3 2025
Added 6.87%
|
|
|
Kennedy Capital Management, Inc.
St Louis, MO |
Nov 13, 2025 Q3 2025 |
1,213,613
shares
|
$17.2 Million
0.64% of portfolio
|
Q3 2025
Added 39.63%
|
|
|
Jpmorgan Chase & CO
New York, NY |
Nov 26, 2025 Q3 2025 |
1,209,413
shares
|
$17.1 Million
0.0% of portfolio
|
Q3 2025
Added 22.31%
|
|
|
Maestria Partners LLC
Atlanta, GA |
Oct 31, 2025 Q3 2025 |
1,141,171
shares
|
$16.1 Million
7.86% of portfolio
|
Q3 2025
Reduced 20.44%
|
|