Magnite, Inc.
MGNI- Exchange
- Nasdaq
- Industry
- Services-Computer Programming, Data Processing, Etc.
- SEC CIK
- 0001595974
In the last 90 days, Magnite, Inc. insiders filed 0 open-market purchases and 24 sales; 311 institutions reported holding it in 13F filings for Q2 2026, worth $2.69B in total; no superinvestor holds it.
13F holders, Q1 2025
Institutional positions in Magnite, Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 293
- +10 vs. Q4 2024
- Shares held
- 132.9M
- +13.4M (+11.2%) vs. Q4 2024
- Total value
- $1.52B
- −$386.8M (−20.3%) vs. Q4 2024
- New holders
- 52
- 104 more added
- Sold out
- 42
- 97 more reduced
3 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MGNI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 311 | $2.69B |
| Q1 2026 | 297 | $1.56B |
| Q4 2025 | 304 | $2.22B |
| Q3 2025 | 316 | $3.00B |
| Q2 2025 | 287 | $3.54B |
| Q1 2025 | 293 | $1.52B |
| Q4 2024 | 286 | $1.97B |
| Q3 2024 | 280 | $1.65B |
| Q2 2024 | 269 | $1.39B |
| Q1 2024 | 232 | $1.10B |
| Q4 2023 | 217 | $959.0M |
| Q3 2023 | 215 | $780.6M |
| Q2 2023 | 224 | $1.39B |
| Q1 2023 | 224 | $892.4M |
| Q4 2022 | 231 | $988.1M |
| Q3 2022 | 218 | $679.0M |
| Q2 2022 | 231 | $781.6M |
| Q1 2022 | 231 | $1.17B |
| Q4 2021 | 248 | $1.57B |
| Q3 2021 | 279 | $2.52B |
| Q2 2021 | 268 | $2.89B |
| Q1 2021 | 280 | $3.59B |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Magnite, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Wedge Capital Management L L P | 125,166 | $1.43M | 0.03% | +19,500+18.5% | Added |
| Franklin Resources Inc | 127,510 | $1.45M | 0.00% | −829−0.6% | Reduced |
| Toroso Investments, LLC | 129,275 | $1.48M | 0.01% | +419+0.3% | Added |
| California State Teachers Retirement System | 130,061 | $1.48M | 0.00% | +11,387+9.6% | Added |
| Deutsche Bank AG | 131,670 | $1.50M | 0.00% | −19,736−13.0% | Reduced |
| XTX Topco Ltd | 135,118 | $1.54M | 0.08% | +135,118 | New |
| Alliancebernstein L.P. | 136,645 | $1.56M | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 142,966 | $1.63M | 0.00% | +3,349+2.4% | Added |
| Lisanti Capital Growth, LLC | 143,855 | $1.64M | 0.49% | −24,190−14.4% | Reduced |
| Perkins Capital Management Inc | 145,125 | $1.66M | 1.75% | +1,300+0.9% | Added |
| Royal Bank of Canada | 148,268 | $1.69M | 0.00% | +21,502+17.0% | Added |
| P.A.W. Capital Corp | 150,000 | $1.71M | 4.23% | −45,000−23.1% | Reduced |
| Citigroup Inc | 153,568 | $1.75M | 0.00% | −185,117−54.7% | Reduced |
| Ardsley Advisory Partners LP | 156,000 | $1.78M | 0.41% | +156,000 | New |
| Rice Hall James & Associates, LLC | 156,839 | $1.79M | 0.11% | −31,627−16.8% | Reduced |
| Hilton Capital Management, LLC | 162,812 | $1.86M | 0.16% | +6,606+4.2% | Added |
| Commonwealth Equity Services, LLC | 166,006 | $1.89M | 0.00% | +4,019+2.5% | Added |
| Barclays PLC | 171,294 | $1.95M | 0.00% | −69,081−28.7% | Reduced |
| Dark Forest Capital Management LP | 173,864 | $1.98M | 0.09% | +173,864 | New |
| Susquehanna Fundamental Investments, LLC | 180,463 | $2.06M | 0.03% | +58,019+47.4% | Added |
| Rhumbline Advisers | 192,502 | $2.20M | 0.00% | +8,171+4.4% | Added |
| Oberweis Asset Management Inc | 205,700 | $2.35M | 0.12% | 00.0% | Unchanged |
| Invesco Ltd. | 208,991 | $2.38M | 0.00% | −63,102−23.2% | Reduced |
| Voya Investment Management LLC | 210,134 | $2.40M | 0.00% | −94,165−30.9% | Reduced |
| Norges Bank | 219,298 | $2.50M | 0.00% | −179,341−45.0% | Reduced |
| Envestnet Asset Management Inc | 220,544 | $2.52M | 0.00% | +31,604+16.7% | Added |
| State of Wisconsin Investment Board | 233,681 | $2.67M | 0.01% | +161,823+225.2% | Added |
| EFG Asset Management (North America) Corp. | 236,505 | $2.70M | 0.45% | +38,735+19.6% | Added |
| Bank of Montreal | 240,945 | $2.75M | 0.00% | +77,640+47.5% | Added |
| Jane Street Group, LLC | 266,736 | $3.04M | 0.01% | +255,128+2,197.9% | Added |
| Parallax Volatility Advisers, L.P. | 268,983 | $3.07M | 0.10% | +51,017+23.4% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 269,286 | $3.07M | 0.01% | −36,750−12.0% | Reduced |
| Swiss National Bank | 272,600 | $3.11M | 0.00% | +22,700+9.1% | Added |
| CenterBook Partners LP | 317,004 | $3.62M | 0.23% | −308,761−49.3% | Reduced |
| First Trust Advisors LP | 323,910 | $3.70M | 0.00% | +46,492+16.8% | Added |
| 1492 Capital Management LLC | 325,802 | $3.72M | 2.00% | −1,973−0.6% | Reduced |
| Frontier Capital Management Co LLC | 345,374 | $3.94M | 0.04% | −301,309−46.6% | Reduced |
| S Squared Technology, LLC | 351,621 | $4.01M | 2.05% | −210,000−37.4% | Reduced |
| Raymond James Financial Inc | 361,776 | $4.13M | 0.00% | −183,788−33.7% | Reduced |
| Armistice Capital, LLC | 389,000 | $4.44M | 0.12% | +389,000 | New |
| Susquehanna International Group, LLP | 401,797 | $4.58M | 0.01% | −144,928−26.5% | Reduced |
| UBS Asset Management Americas Inc | 404,717 | $4.62M | 0.00% | +36,097+9.8% | Added |
| Advantage Alpha Capital Partners LP | 427,162 | $4.87M | 1.19% | −34,745−7.5% | Reduced |
| Millennium Management LLC | 434,479 | $4.96M | 0.00% | +215,513+98.4% | Added |
| Russell Investments Group, Ltd. | 448,085 | $5.11M | 0.01% | +170,480+61.4% | Added |
| Weiss Asset Management LP | 455,128 | $5.19M | 0.14% | +318,076+232.1% | Added |
| First Eagle Investment Management, LLC | 495,657 | $5.66M | 0.01% | +128,500+35.0% | Added |
| Dana Investment Advisors, Inc. | 560,321 | $6.39M | 0.23% | +86,696+18.3% | Added |
| King Luther Capital Management Corp | 582,786 | $6.65M | 0.03% | +48,219+9.0% | Added |
| Harbor Capital Advisors, Inc. | 591,313 | $6.75M | 0.31% | −251,448−29.8% | Reduced |
| Citadel Advisors LLC | 592,929 | $6.77M | 0.01% | +282,690+91.1% | Added |
| Kopion Asset Management, LLC | 599,000 | $6.83M | 5.32% | −42,509−6.6% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 600,665 | $6.85M | 0.01% | −95,089−13.7% | Reduced |
| Ameriprise Financial Inc | 643,143 | $7.34M | 0.00% | −23,457−3.5% | Reduced |
| New York State Common Retirement Fund | 656,141 | $7.49M | 0.01% | −11,457−1.7% | Reduced |
| Granite Investment Partners, LLC | 720,873 | $8.23M | 0.42% | −187,938−20.7% | Reduced |
| Intrinsic Edge Capital Management LLC | 733,044 | $8.36M | 1.75% | +13,512+1.9% | Added |
| Meros Investment Management, LP | 749,438 | $8.55M | 5.02% | −177,973−19.2% | Reduced |
| Silvercrest Asset Management Group LLC | 808,247 | $9.22M | 0.07% | −261,506−24.4% | Reduced |
| Morgan Stanley | 875,859 | $9.99M | 0.00% | −324,035−27.0% | Reduced |
| Nordea Investment Management AB | 902,771 | $10.1M | 0.01% | +8,782+1.0% | Added |
| Grizzlyrock Capital, LLC | 898,541 | $10.3M | 9.30% | +35,000+4.1% | Added |
| Verition Fund Management LLC | 906,099 | $10.3M | 0.06% | +906,099 | New |
| Bank of America Corp | 913,431 | $10.4M | 0.00% | +562,648+160.4% | Added |
| Penn Capital Management Co Inc | 914,685 | $10.5M | 1.02% | +135,800+17.4% | Added |
| Kennedy Capital Management, Inc. | 923,913 | $10.5M | 0.25% | −545,854−37.1% | Reduced |
| Goldman Sachs Group Inc | 926,800 | $10.6M | 0.00% | −223,746−19.4% | Reduced |
| Stephens Investment Management Group LLC | 950,656 | $10.8M | 0.16% | −45,988−4.6% | Reduced |
| JPMorgan Chase & Co | 988,789 | $11.3M | 0.00% | −522,650−34.6% | Reduced |
| Charles Schwab Investment Management Inc | 1,017,939 | $11.6M | 0.00% | −31,473−3.0% | Reduced |
| Qube Research & Technologies Ltd | 1,038,131 | $11.8M | 0.02% | +350,098+50.9% | Added |
| Maestria Partners LLC | 1,052,317 | $12.0M | 5.07% | +100,000+10.5% | Added |
| Pacer Advisors, Inc. | 1,102,156 | $12.6M | 0.03% | +1,102,156 | New |
| Royce & Associates LP | 1,182,806 | $13.5M | 0.15% | −415,090−26.0% | Reduced |
| Northern Trust Corp | 1,570,877 | $17.9M | 0.00% | −87,658−5.3% | Reduced |
| UBS Group AG | 1,633,942 | $18.6M | 0.00% | −59,709−3.5% | Reduced |
| Bank of New York Mellon Corp | 1,797,162 | $20.5M | 0.00% | −723,728−28.7% | Reduced |
| Nomura Asset Management Co Ltd | 2,055,793 | $23.5M | 0.07% | +181,958+9.7% | Added |
| Driehaus Capital Management LLC | 2,409,439 | $27.5M | 0.27% | −909,054−27.4% | Reduced |
| Granahan Investment Management Inc | 2,649,990 | $30.2M | 1.51% | −963,094−26.7% | Reduced |
| Nine Ten Capital Management LLC | 2,734,830 | $31.2M | 11.65% | −381,019−12.2% | Reduced |
| State Street Corp | 2,903,060 | $33.1M | 0.00% | −39,070−1.3% | Reduced |
| American Century Companies Inc | 2,961,009 | $33.8M | 0.02% | +2,651,033+855.2% | Added |
| Geode Capital Management, LLC | 3,033,428 | $34.6M | 0.00% | +75,850+2.6% | Added |
| Nuveen, LLC | 3,596,503 | $41.0M | 0.01% | +3,596,503 | New |
| Edenbrook Capital, LLC | 4,016,672 | $45.8M | 27.77% | +913,130+29.4% | Added |
| Boston Partners | 5,276,356 | $60.2M | 0.07% | +520,033+10.9% | Added |
| Dimensional Fund Advisors LP | 5,281,651 | $60.3M | 0.01% | −242,992−4.4% | Reduced |
| Wellington Management Group LLP | 5,903,271 | $67.4M | 0.01% | −1,126,740−16.0% | Reduced |
| FMR LLC | 9,684,198 | $110.5M | 0.01% | +8,069,421+499.7% | Added |
| BlackRock, Inc. | 9,787,840 | $111.7M | 0.00% | −379,403−3.7% | Reduced |
| Capital Research Global Investors | 12,920,070 | $147.4M | 0.03% | +5,194,835+67.2% | Added |
| Vanguard Group Inc | 13,743,521 | $156.8M | 0.00% | +138,417+1.0% | Added |
| Proequities, Inc. | 0 | $0 | 0.00% | −386−100.0% | Sold out |
| Bessemer Group Inc | 0 | $0 | 0.00% | −125−100.0% | Sold out |
| Williams Jones Wealth Management, LLC. | 0 | $0 | 0.00% | −602,244−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −273,336−100.0% | Sold out |
| EAM Global Investors LLC | 0 | $0 | 0.00% | −228,642−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −198,276−100.0% | Sold out |
| Algert Global LLC | 0 | $0 | 0.00% | −170,512−100.0% | Sold out |