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 124 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 |
|---|---|---|---|---|---|
|
Roumell Asset Management, LLC
Chevy Chase, MD |
Aug 13, 2024 Q2 2024 |
387,766
shares
|
$5.49 Million
10.1% of portfolio
|
Q2 2024
Added 44.82%
|
|
|
Picton Mahoney Asset Management
Toronto, A6 |
Nov 12, 2025 Q3 2025 |
387,332
shares
|
$5.48 Million
0.08% of portfolio
|
Q3 2025
Added 202.96%
|
|
|
Voloridge Investment Management, LLC
Jupiter, FL |
Nov 14, 2025 Q3 2025 |
375,212
shares
|
$5.31 Million
0.03% of portfolio
|
Q3 2025
New holding
|
|
|
Manatuck Hill Partners, LLC
Westport, CT |
Nov 14, 2025 Q3 2025 |
349,291
shares
|
$4.94 Million
2.66% of portfolio
|
Q3 2025
Added 13.23%
|
|
|
Scout Investments, Inc.
|
Nov 12, 2024 Q3 2024 |
348,946
shares
|
$4.94 Million
0.14% of portfolio
|
Q3 2024
Reduced 13.93%
|
|
|
1492 Capital Management LLC
Milwaukee, WI |
Nov 13, 2025 Q3 2025 |
336,666
shares
|
$4.76 Million
3.14% of portfolio
|
Q3 2025
Added 4.58%
|
|
|
Ubs Asset Management Americas Inc
Chicago, IL |
Nov 14, 2025 Q3 2025 |
321,187
shares
|
$4.54 Million
0.0% of portfolio
|
Q3 2025
Reduced 40.88%
|
|
|
Raymond James Financial Inc
St. Petersburg, FL |
Nov 14, 2025 Q3 2025 |
310,653
shares
|
$4.4 Million
0.0% of portfolio
|
Q3 2025
Reduced 21.07%
|
|
|
Russell Investments Group, Ltd.
|
Nov 13, 2025 Q3 2025 |
309,604
shares
|
$4.38 Million
0.01% of portfolio
|
Q3 2025
Reduced 3.91%
|
|
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
Nov 14, 2025 Q3 2025 |
305,316
shares
|
$4.32 Million
0.01% of portfolio
|
Q3 2025
New holding
|
|
|
First Trust Advisors LP
Wheaton, IL |
Nov 12, 2025 Q3 2025 |
304,887
shares
|
$4.31 Million
0.01% of portfolio
|
Q3 2025
Added 338.69%
|
|
|
Two Sigma Investments, LP
New York, NY |
Nov 14, 2025 Q3 2025 |
300,431
shares
|
$4.25 Million
0.01% of portfolio
|
Q3 2025
Added 26.32%
|
|
|
Swiss National Bank
Zurich, V8 |
Nov 13, 2025 Q3 2025 |
272,600
shares
|
$3.86 Million
0.0% of portfolio
|
Q1 2025
Added 9.08%
|
|
|
S Squared Technology, LLC
New York, NY |
Nov 13, 2025 Q3 2025 |
267,862
shares
|
$3.79 Million
2.4% of portfolio
|
Q3 2025
Reduced 12.64%
|
|
|
Cannell Capital LLC
Alta, WY |
Nov 14, 2025 Q3 2025 |
265,152
shares
|
$3.75 Million
1.87% of portfolio
|
Q3 2025
Added 109.48%
|
|
|
Invesco Ltd.
Atlanta, GA |
Nov 13, 2025 Q3 2025 |
258,732
shares
|
$3.66 Million
0.0% of portfolio
|
Q3 2025
Added 12.35%
|
|
|
Alta Park Capital, LP
San Francisco, CA |
Nov 14, 2025 Q3 2025 |
255,698
shares
|
$3.62 Million
0.56% of portfolio
|
Q3 2025
Reduced 38.18%
|
|
|
Dilation Capital Management LP
New York, NY |
Oct 30, 2025 Q3 2025 |
245,900
shares
|
$3.48 Million
2.65% of portfolio
|
Q3 2025
Reduced 26.54%
|
|
|
Credit Suisse Ag
Zurich, V8 |
May 10, 2024 Q1 2024 |
243,993
shares
|
$3.45 Million
0.0% of portfolio
|
Q1 2024
Reduced 4.65%
|
|
|
Eam Investors, LLC
Solana Beach, CA |
Nov 14, 2025 Q3 2025 |
241,943
shares
|
$3.42 Million
0.71% of portfolio
|
Q3 2025
Added 11.25%
|
|
|
Bank Of Montreal
Toronto, A6 |
Nov 13, 2025 Q3 2025 |
241,332
shares
|
$3.41 Million
0.0% of portfolio
|
Q3 2025
Reduced 0.42%
|
|
|
Rhumbline Advisers
Boston, MA |
Nov 06, 2025 Q3 2025 |
217,307
shares
|
$3.07 Million
0.0% of portfolio
|
Q3 2025
Reduced 2.74%
|
|
|
Polar Asset Management Partners Inc.
Toronto, A6 |
Dec 01, 2025 Q3 2025 |
213,866
shares
|
$3.03 Million
0.08% of portfolio
|
Q3 2025
New holding
|
|
|
Commonwealth Equity Services, LLC
|
Oct 22, 2025 Q3 2025 |
212,318
shares
|
$3 Million
0.01% of portfolio
|
Q3 2025
Added 8.89%
|
|
|
D. E. Shaw & Co., Inc.
New York, NY |
Nov 14, 2025 Q3 2025 |
211,433
shares
|
$2.99 Million
0.0% of portfolio
|
Q3 2025
Added 561.82%
|
|