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 |
|---|---|---|---|---|---|
|
Stephens Inc
|
Oct 27, 2025 Q3 2025 |
83,468
shares
|
$1.18 Million
0.02% of portfolio
|
Q3 2025
Added 0.62%
|
|
|
Met Life Investment Management, LLC
Whippany, NJ |
Nov 13, 2025 Q3 2025 |
81,500
shares
|
$1.15 Million
0.01% of portfolio
|
Q3 2025
Reduced 2.44%
|
|
|
Xtx Topco LTD
London, X0 |
Nov 14, 2025 Q3 2025 |
81,445
shares
|
$1.15 Million
0.1% of portfolio
|
Q3 2025
New holding
|
|
|
Sei Investments CO
Oaks, PA |
Nov 13, 2025 Q3 2025 |
74,983
shares
|
$1.06 Million
0.0% of portfolio
|
Q3 2025
Reduced 8.69%
|
|
|
Center Book Partners LP
Greenwich, CT |
Nov 07, 2025 Q3 2025 |
72,786
shares
|
$1.03 Million
0.09% of portfolio
|
Q3 2025
Reduced 21.11%
|
|
|
Cubist Systematic Strategies, LLC
Stamford, CT |
Nov 14, 2025 Q3 2025 |
71,251
shares
|
$1.01 Million
0.01% of portfolio
|
Q3 2025
New holding
|
|
|
Dark Forest Capital Management LP
Weston, CT |
Nov 17, 2025 Q3 2025 |
69,509
shares
|
$983,552
0.06% of portfolio
|
Q3 2025
Added 40.98%
|
|
|
Steinberganna Wealth Management
Huntington, NY |
Oct 23, 2025 Q3 2025 |
69,024
shares
|
$976,689
0.71% of portfolio
|
Q3 2025
New holding
|
|
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
Nov 14, 2025 Q3 2025 |
67,126
shares
|
$949,832
0.0% of portfolio
|
Q3 2025
Reduced 0.79%
|
|
|
Mirae Asset Global Etfs Holdings Ltd.
Central, K3 |
Nov 14, 2025 Q3 2025 |
65,063
shares
|
$920,641
0.0% of portfolio
|
Q3 2025
Reduced 15.24%
|
|
|
Brown Advisory Inc
|
Nov 14, 2025 Q3 2025 |
64,681
shares
|
$915,236
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Clari Vest Asset Management LLC
San Diego, CA |
Nov 12, 2024 Q3 2024 |
63,839
shares
|
$903,321
0.09% of portfolio
|
Q2 2024
Added 148362.8%
|
|
|
Fox Run Management, L.L.C.
Greenwich, CT |
Nov 10, 2025 Q3 2025 |
63,761
shares
|
$902,218
0.24% of portfolio
|
Q3 2025
New holding
|
|
|
Advisory Services Network, LLC
|
Nov 18, 2025 Q3 2025 |
63,613
shares
|
$900,123
0.02% of portfolio
|
Q3 2025
Reduced 2.74%
|
|
|
Chartwell Investment Partners, LLC
|
Nov 04, 2024 Q3 2024 |
60,082
shares
|
$850,160
0.03% of portfolio
|
Q3 2024
Added 0.82%
|
|
|
Ardsley Advisory Partners LP
Stamford, CT |
Nov 14, 2025 Q3 2025 |
60,000
shares
|
$849,000
0.19% of portfolio
|
Q3 2025
Reduced 83.78%
|
|
|
Intech Investment Management LLC
West Palm Beach, FL |
Nov 10, 2025 Q3 2025 |
59,204
shares
|
$837,736
0.01% of portfolio
|
Q3 2025
Reduced 19.31%
|
|
|
Stifel Financial Corp
St. Louis, MO |
Nov 12, 2025 Q3 2025 |
59,131
shares
|
$836,703
0.0% of portfolio
|
Q3 2025
Reduced 24.96%
|
|
|
Boothbay Fund Management, LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
58,877
shares
|
$833,109
0.02% of portfolio
|
Q3 2025
Added 32.76%
|
|
|
Janus Henderson Group PLC
London, X0 |
Nov 14, 2025 Q3 2025 |
58,423
shares
|
$826,685
0.0% of portfolio
|
Q2 2024
Reduced 1.06%
|
|
|
Mario Gabelli
Gamco Investors, Inc. Et Al | Rye, Ny
|
Nov 12, 2025 Q3 2025 |
56,469
shares
|
$799,036
0.01% of portfolio
|
Q3 2025
Reduced 5.23%
|
|
|
Calamos Advisors LLC
|
Oct 20, 2025 Q3 2025 |
51,785
shares
|
$732,757
0.01% of portfolio
|
Q3 2025
Reduced 1.75%
|
|
|
Zurcher Kantonalbank (Zurich Cantonalbank)
Zurich, V8 |
Nov 14, 2025 Q3 2025 |
48,871
shares
|
$691,524
0.0% of portfolio
|
Q2 2025
Added 11.1%
|
|
|
Aqr Capital Management LLC
Greenwich, CT |
Nov 14, 2025 Q3 2025 |
48,071
shares
|
$680,204
0.0% of portfolio
|
Q3 2025
Added 129.35%
|
|
|
Algert Global LLC
San Francisco, CA |
Nov 14, 2025 Q3 2025 |
47,270
shares
|
$668,870
0.02% of portfolio
|
Q3 2025
New holding
|
|