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 26 sales; 311 institutions reported holding it in 13F filings for Q2 2026, worth $2.69B in total; no superinvestor holds it.
13F holders, Q3 2021
Institutional positions in Magnite, Inc. as of Sep 30, 2021. 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
- 279
- +15 vs. Q2 2021
- Shares held
- 90.1M
- +4.77M (+5.6%) vs. Q2 2021
- Total value
- $2.52B
- −$365.5M (−12.7%) vs. Q2 2021
- New holders
- 55
- 97 more added
- Sold out
- 40
- 73 more reduced
4 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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, Q3 2021
Shares, value and share of portfolio for each institution holding Magnite, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 11,732,752 | $328.5M | 0.01% | +83,431+0.7% | Added |
| FMR LLC | 8,924,362 | $249.9M | 0.02% | +2,381,018+36.4% | Added |
| BlackRock Inc. | 8,331,291 | $233.3M | 0.01% | +739,754+9.7% | Added |
| Granahan Investment Management Inc | 7,162,652 | $200.6M | 3.81% | +689,659+10.7% | Added |
| Allianz Asset Management GmbH | 5,248,779 | $147.0M | 0.12% | −321,603−5.8% | Reduced |
| Wells Fargo & Company | 4,071,623 | $114.0M | 0.03% | +2,262,898+125.1% | Added |
| Fred Alger Management, LLC | 3,674,089 | $102.9M | 0.25% | +139,841+4.0% | Added |
| State Street Corp | 2,385,861 | $66.8M | 0.00% | +257,167+12.1% | Added |
| Geode Capital Management, LLC | 2,061,339 | $57.7M | 0.01% | +12,242+0.6% | Added |
| Nine Ten Capital Management LLC | 1,840,502 | $51.5M | 5.51% | +842,991+84.5% | Added |
| Edenbrook Capital, LLC | 1,619,645 | $45.4M | 14.69% | +294,645+22.2% | Added |
| Nuveen Asset Management, LLC | 1,544,600 | $43.2M | 0.01% | +336,763+27.9% | Added |
| Northern Trust Corp | 1,307,625 | $36.6M | 0.01% | +105,858+8.8% | Added |
| Citadel Advisors LLC | 1,282,730 | $35.9M | 0.04% | −223,707−14.9% | Reduced |
| Goldman Sachs Group Inc | 1,272,960 | $35.6M | 0.01% | +70,484+5.9% | Added |
| Ameriprise Financial Inc | 1,204,771 | $33.7M | 0.01% | +33,994+2.9% | Added |
| Norges Bank | 966,243 | $27.1M | 0.01% | +117,779+13.9% | Added |
| Morgan Stanley | 952,358 | $26.7M | 0.00% | −466,386−32.9% | Reduced |
| Susquehanna International Group, LLP | 892,193 | $25.0M | 0.03% | +104,514+13.3% | Added |
| Williams Jones Wealth Management, LLC. | 879,712 | $24.6M | 0.34% | +21,014+2.4% | Added |
| Two Sigma Investments, LP | 853,596 | $23.9M | 0.06% | +206,194+31.8% | Added |
| Charles Schwab Investment Management Inc | 827,029 | $23.2M | 0.01% | −12,283−1.5% | Reduced |
| Hood River Capital Management LLC | 808,545 | $22.6M | 0.70% | −31,402−3.7% | Reduced |
| Hidden Lake Asset Management LP | 761,590 | $21.3M | 10.97% | +761,590 | New |
| UBS Asset Management Americas Inc | 741,194 | $20.8M | 0.01% | −17,328−2.3% | Reduced |
| Truxt Investmentos Ltda. | 723,500 | $20.3M | 2.86% | +58,100+8.7% | Added |
| Collaborative Holdings Management LP | 629,233 | $17.6M | 7.49% | 00.0% | Unchanged |
| Invesco Ltd. | 538,693 | $15.1M | 0.00% | −535,287−49.8% | Reduced |
| Alta Park Capital, LP | 514,228 | $14.4M | 1.13% | +514,228 | New |
| Thrivent Financial for Lutherans | 496,140 | $13.9M | 0.03% | +255,170+105.9% | Added |
| Bank of New York Mellon Corp | 459,666 | $12.9M | 0.00% | +74,464+19.3% | Added |
| Deutsche Bank AG | 420,097 | $11.8M | 0.01% | −27,475−6.1% | Reduced |
| Millennium Management LLC | 399,085 | $11.2M | 0.01% | −250,972−38.6% | Reduced |
| Dimensional Fund Advisors LP | 379,950 | $10.6M | 0.00% | −856,979−69.3% | Reduced |
| ExodusPoint Capital Management, LP | 375,834 | $10.5M | 0.16% | +358,768+2,102.2% | Added |
| Scout Investments, Inc. | 372,710 | $10.4M | 0.16% | −4,141−1.1% | Reduced |
| Investment Management of Virginia LLC | 347,636 | $9.73M | 1.87% | +252,346+264.8% | Added |
| Pier Capital, LLC | 343,264 | $9.61M | 1.00% | −10,580−3.0% | Reduced |
| Manatuck Hill Partners, LLC | 340,358 | $9.53M | 3.33% | −32,600−8.7% | Reduced |
| King Luther Capital Management Corp | 334,505 | $9.37M | 0.05% | +24,744+8.0% | Added |
| Royce & Associates LP | 333,450 | $9.34M | 0.07% | +8,150+2.5% | Added |
| M&G Investment Management Ltd | 325,659 | $9.12M | 0.04% | +4,091+1.3% | Added |
| Voloridge Investment Management, LLC | 294,427 | $8.24M | 0.05% | −336,024−53.3% | Reduced |
| Voya Investment Management LLC | 291,595 | $8.16M | 0.02% | +48,134+19.8% | Added |
| Citigroup Inc | 281,818 | $7.89M | 0.01% | +52,512+22.9% | Added |
| California Public Employees Retirement System | 280,722 | $7.86M | 0.01% | +36,747+15.1% | Added |
| Two Sigma Advisers, LP | 271,692 | $7.61M | 0.02% | +271,692 | New |
| Swiss National Bank | 270,400 | $7.57M | 0.00% | +28,400+11.7% | Added |
| Primecap Management Co | 266,500 | $7.46M | 0.01% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 258,123 | $7.23M | 0.00% | −158,759−38.1% | Reduced |
| P.A.W. Capital Corp | 250,000 | $7.00M | 6.23% | +40,000+19.0% | Added |
| S Squared Technology, LLC | 218,790 | $6.13M | 2.78% | +30,000+15.9% | Added |
| Silvercrest Asset Management Group LLC | 209,059 | $5.85M | 0.04% | −4,690−2.2% | Reduced |
| Madison Asset Management, LLC | 202,625 | $5.67M | 0.08% | +50,987+33.6% | Added |
| Kopion Asset Management, LLC | 186,791 | $5.23M | 4.18% | +20,975+12.6% | Added |
| Credit Suisse AG | 182,103 | $5.10M | 0.00% | −15,023−7.6% | Reduced |
| New York State Common Retirement Fund | 180,446 | $5.05M | 0.01% | −38,930−17.7% | Reduced |
| Parallax Volatility Advisers, L.P. | 178,328 | $4.99M | 0.05% | +178,104+79,510.7% | Added |
| Bank of America Corp | 176,948 | $4.95M | 0.00% | +30,726+21.0% | Added |
| Polar Asset Management Partners Inc. | 176,400 | $4.94M | 0.06% | +176,400 | New |
| Brasada Capital Management, LP | 172,997 | $4.84M | 0.95% | +23,404+15.6% | Added |
| California State Teachers Retirement System | 170,349 | $4.77M | 0.01% | +25,619+17.7% | Added |
| Beacon Investment Advisory Services, Inc. | 162,171 | $4.54M | 0.19% | +4,092+2.6% | Added |
| Nordea Investment Management AB | 161,080 | $4.48M | 0.01% | +51,425+46.9% | Added |
| Millrace Asset Group, Inc. | 158,271 | $4.43M | 2.77% | +28,161+21.6% | Added |
| HSBC Holdings PLC | 159,551 | $4.42M | 0.01% | +22,614+16.5% | Added |
| Jane Street Group, LLC | 157,340 | $4.41M | 0.01% | +19,327+14.0% | Added |
| Griffin Asset Management, Inc. | 154,759 | $4.33M | 0.55% | +1,885+1.2% | Added |
| Kent Lake Capital LLC | 150,000 | $4.20M | 1.81% | −150,000−50.0% | Reduced |
| Lisanti Capital Growth, LLC | 146,540 | $4.10M | 0.60% | −157,020−51.7% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 145,420 | $4.07M | 0.03% | −650−0.4% | Reduced |
| Rhumbline Advisers | 138,557 | $3.88M | 0.01% | +24,664+21.7% | Added |
| Russell Investments Group, Ltd. | 133,649 | $3.74M | 0.01% | −66,893−33.4% | Reduced |
| Alliancebernstein L.P. | 129,351 | $3.62M | 0.00% | −14,600−10.1% | Reduced |
| Woodmont Investment Counsel LLC | 127,471 | $3.57M | 0.52% | +33,418+35.5% | Added |
| State of Wisconsin Investment Board | 121,000 | $3.39M | 0.01% | +11,000+10.0% | Added |
| Group One Trading, L.P. | 112,352 | $3.15M | 0.07% | +112,352 | New |
| Legal & General Group Plc | 111,250 | $3.12M | 0.00% | +36,362+48.6% | Added |
| State of New Jersey Common Pension Fund D | 108,347 | $3.03M | 0.01% | +13,449+14.2% | Added |
| CIBC World Markets Inc. | 105,382 | $2.95M | 0.01% | +2,685+2.6% | Added |
| Friess Associates LLC | 105,355 | $2.95M | 1.24% | −128,258−54.9% | Reduced |
| HighTower Advisors, LLC | 103,194 | $2.89M | 0.01% | +2,911+2.9% | Added |
| Acuitas Investments, LLC | 101,165 | $2.83M | 1.24% | +31,386+45.0% | Added |
| EMJ Capital Ltd. | 99,350 | $2.78M | 3.04% | −155,650−61.0% | Reduced |
| Parametric Portfolio Associates LLC | 97,065 | $2.72M | 0.00% | +1,171+1.2% | Added |
| Kettle Hill Capital Management, LLC | 96,491 | $2.70M | 0.50% | −236,389−71.0% | Reduced |
| STRS Ohio | 95,100 | $2.66M | 0.01% | +10,900+12.9% | Added |
| FWL Investment Management, LLC | 94,402 | $2.64M | 1.66% | +94,402 | New |
| Stephens Inc | 93,755 | $2.63M | 0.04% | +38,835+70.7% | Added |
| Round Table Services, LLC | 90,000 | $2.52M | 0.54% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 88,422 | $2.48M | 0.08% | −6,243−6.6% | Reduced |
| VisionPoint Advisory Group, LLC | 108,126 | $2.45M | 1.09% | +108,126 | New |
| Kennedy Capital Management, Inc. | 87,050 | $2.44M | 0.05% | +87,050 | New |
| Formula Growth Ltd | 84,430 | $2.36M | 0.34% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 80,090 | $2.24M | 0.00% | +29,372+57.9% | Added |
| Twinbeech Capital LP | 76,985 | $2.16M | 0.15% | +76,985 | New |
| American International Group, Inc. | 71,080 | $1.99M | 0.01% | +12,218+20.8% | Added |
| Knights of Columbus Asset Advisors LLC | 68,570 | $1.92M | 0.17% | +68,570 | New |
| Old Mission Capital LLC | 68,355 | $1.91M | 0.09% | +68,355 | New |
| Manufacturers Life Insurance Company, The | 65,966 | $1.85M | 0.00% | +7,166+12.2% | Added |