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 25 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 |
|---|---|---|---|---|---|
| State of New Jersey Common Pension Fund D | 108,347 | $3.03M | 0.01% | +13,449+14.2% | Added |
| Legal & General Group Plc | 111,250 | $3.12M | 0.00% | +36,362+48.6% | Added |
| Group One Trading, L.P. | 112,352 | $3.15M | 0.07% | +112,352 | New |
| State of Wisconsin Investment Board | 121,000 | $3.39M | 0.01% | +11,000+10.0% | Added |
| Woodmont Investment Counsel LLC | 127,471 | $3.57M | 0.52% | +33,418+35.5% | Added |
| Alliancebernstein L.P. | 129,351 | $3.62M | 0.00% | −14,600−10.1% | Reduced |
| Russell Investments Group, Ltd. | 133,649 | $3.74M | 0.01% | −66,893−33.4% | Reduced |
| Rhumbline Advisers | 138,557 | $3.88M | 0.01% | +24,664+21.7% | Added |
| Fuller & Thaler Asset Management, Inc. | 145,420 | $4.07M | 0.03% | −650−0.4% | Reduced |
| Lisanti Capital Growth, LLC | 146,540 | $4.10M | 0.60% | −157,020−51.7% | Reduced |
| Kent Lake Capital LLC | 150,000 | $4.20M | 1.81% | −150,000−50.0% | Reduced |
| Griffin Asset Management, Inc. | 154,759 | $4.33M | 0.55% | +1,885+1.2% | Added |
| Jane Street Group, LLC | 157,340 | $4.41M | 0.01% | +19,327+14.0% | Added |
| HSBC Holdings PLC | 159,551 | $4.42M | 0.01% | +22,614+16.5% | Added |
| Millrace Asset Group, Inc. | 158,271 | $4.43M | 2.77% | +28,161+21.6% | Added |
| Nordea Investment Management AB | 161,080 | $4.48M | 0.01% | +51,425+46.9% | Added |
| Beacon Investment Advisory Services, Inc. | 162,171 | $4.54M | 0.19% | +4,092+2.6% | Added |
| California State Teachers Retirement System | 170,349 | $4.77M | 0.01% | +25,619+17.7% | Added |
| Brasada Capital Management, LP | 172,997 | $4.84M | 0.95% | +23,404+15.6% | Added |
| Polar Asset Management Partners Inc. | 176,400 | $4.94M | 0.06% | +176,400 | New |
| Bank of America Corp | 176,948 | $4.95M | 0.00% | +30,726+21.0% | Added |
| Parallax Volatility Advisers, L.P. | 178,328 | $4.99M | 0.05% | +178,104+79,510.7% | Added |
| New York State Common Retirement Fund | 180,446 | $5.05M | 0.01% | −38,930−17.7% | Reduced |
| Credit Suisse AG | 182,103 | $5.10M | 0.00% | −15,023−7.6% | Reduced |
| Kopion Asset Management, LLC | 186,791 | $5.23M | 4.18% | +20,975+12.6% | Added |
| Madison Asset Management, LLC | 202,625 | $5.67M | 0.08% | +50,987+33.6% | Added |
| Silvercrest Asset Management Group LLC | 209,059 | $5.85M | 0.04% | −4,690−2.2% | Reduced |
| S Squared Technology, LLC | 218,790 | $6.13M | 2.78% | +30,000+15.9% | Added |
| P.A.W. Capital Corp | 250,000 | $7.00M | 6.23% | +40,000+19.0% | Added |
| JPMorgan Chase & Co | 258,123 | $7.23M | 0.00% | −158,759−38.1% | Reduced |
| Primecap Management Co | 266,500 | $7.46M | 0.01% | 00.0% | Unchanged |
| Swiss National Bank | 270,400 | $7.57M | 0.00% | +28,400+11.7% | Added |
| Two Sigma Advisers, LP | 271,692 | $7.61M | 0.02% | +271,692 | New |
| California Public Employees Retirement System | 280,722 | $7.86M | 0.01% | +36,747+15.1% | Added |
| Citigroup Inc | 281,818 | $7.89M | 0.01% | +52,512+22.9% | Added |
| Voya Investment Management LLC | 291,595 | $8.16M | 0.02% | +48,134+19.8% | Added |
| Voloridge Investment Management, LLC | 294,427 | $8.24M | 0.05% | −336,024−53.3% | Reduced |
| M&G Investment Management Ltd | 325,659 | $9.12M | 0.04% | +4,091+1.3% | Added |
| Royce & Associates LP | 333,450 | $9.34M | 0.07% | +8,150+2.5% | Added |
| King Luther Capital Management Corp | 334,505 | $9.37M | 0.05% | +24,744+8.0% | Added |
| Manatuck Hill Partners, LLC | 340,358 | $9.53M | 3.33% | −32,600−8.7% | Reduced |
| Pier Capital, LLC | 343,264 | $9.61M | 1.00% | −10,580−3.0% | Reduced |
| Investment Management of Virginia LLC | 347,636 | $9.73M | 1.87% | +252,346+264.8% | Added |
| Scout Investments, Inc. | 372,710 | $10.4M | 0.16% | −4,141−1.1% | Reduced |
| ExodusPoint Capital Management, LP | 375,834 | $10.5M | 0.16% | +358,768+2,102.2% | Added |
| Dimensional Fund Advisors LP | 379,950 | $10.6M | 0.00% | −856,979−69.3% | Reduced |
| Millennium Management LLC | 399,085 | $11.2M | 0.01% | −250,972−38.6% | Reduced |
| Deutsche Bank AG | 420,097 | $11.8M | 0.01% | −27,475−6.1% | Reduced |
| Bank of New York Mellon Corp | 459,666 | $12.9M | 0.00% | +74,464+19.3% | Added |
| Thrivent Financial for Lutherans | 496,140 | $13.9M | 0.03% | +255,170+105.9% | Added |
| Alta Park Capital, LP | 514,228 | $14.4M | 1.13% | +514,228 | New |
| Invesco Ltd. | 538,693 | $15.1M | 0.00% | −535,287−49.8% | Reduced |
| Collaborative Holdings Management LP | 629,233 | $17.6M | 7.49% | 00.0% | Unchanged |
| Truxt Investmentos Ltda. | 723,500 | $20.3M | 2.86% | +58,100+8.7% | Added |
| UBS Asset Management Americas Inc | 741,194 | $20.8M | 0.01% | −17,328−2.3% | Reduced |
| Hidden Lake Asset Management LP | 761,590 | $21.3M | 10.97% | +761,590 | New |
| Hood River Capital Management LLC | 808,545 | $22.6M | 0.70% | −31,402−3.7% | Reduced |
| Charles Schwab Investment Management Inc | 827,029 | $23.2M | 0.01% | −12,283−1.5% | Reduced |
| Two Sigma Investments, LP | 853,596 | $23.9M | 0.06% | +206,194+31.8% | Added |
| Williams Jones Wealth Management, LLC. | 879,712 | $24.6M | 0.34% | +21,014+2.4% | Added |
| Susquehanna International Group, LLP | 892,193 | $25.0M | 0.03% | +104,514+13.3% | Added |
| Morgan Stanley | 952,358 | $26.7M | 0.00% | −466,386−32.9% | Reduced |
| Norges Bank | 966,243 | $27.1M | 0.01% | +117,779+13.9% | Added |
| Ameriprise Financial Inc | 1,204,771 | $33.7M | 0.01% | +33,994+2.9% | Added |
| Goldman Sachs Group Inc | 1,272,960 | $35.6M | 0.01% | +70,484+5.9% | Added |
| Citadel Advisors LLC | 1,282,730 | $35.9M | 0.04% | −223,707−14.9% | Reduced |
| Northern Trust Corp | 1,307,625 | $36.6M | 0.01% | +105,858+8.8% | Added |
| Nuveen Asset Management, LLC | 1,544,600 | $43.2M | 0.01% | +336,763+27.9% | Added |
| Edenbrook Capital, LLC | 1,619,645 | $45.4M | 14.69% | +294,645+22.2% | Added |
| Nine Ten Capital Management LLC | 1,840,502 | $51.5M | 5.51% | +842,991+84.5% | Added |
| Geode Capital Management, LLC | 2,061,339 | $57.7M | 0.01% | +12,242+0.6% | Added |
| State Street Corp | 2,385,861 | $66.8M | 0.00% | +257,167+12.1% | Added |
| Fred Alger Management, LLC | 3,674,089 | $102.9M | 0.25% | +139,841+4.0% | Added |
| Wells Fargo & Company | 4,071,623 | $114.0M | 0.03% | +2,262,898+125.1% | Added |
| Allianz Asset Management GmbH | 5,248,779 | $147.0M | 0.12% | −321,603−5.8% | Reduced |
| Granahan Investment Management Inc | 7,162,652 | $200.6M | 3.81% | +689,659+10.7% | Added |
| BlackRock Inc. | 8,331,291 | $233.3M | 0.01% | +739,754+9.7% | Added |
| FMR LLC | 8,924,362 | $249.9M | 0.02% | +2,381,018+36.4% | Added |
| Vanguard Group Inc | 11,732,752 | $328.5M | 0.01% | +83,431+0.7% | Added |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −1,129,454−100.0% | Sold out |
| Nishkama Capital, LLC | 0 | $0 | 0.00% | −259,848−100.0% | Sold out |
| SG Capital Management LLC | 0 | $0 | 0.00% | −227,056−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −178,997−100.0% | Sold out |
| Glen Point Capital LLP | 0 | $0 | 0.00% | −145,000−100.0% | Sold out |
| Roumell Asset Management, LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Capital Fund Management S.A. | 0 | $0 | 0.00% | −71,962−100.0% | Sold out |
| Rice Hall James & Associates, LLC | 0 | $0 | 0.00% | −58,847−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −51,436−100.0% | Sold out |
| Marshall Wace North America L.P. | 0 | $0 | 0.00% | −36,701−100.0% | Sold out |
| Blue Rock Advisors, LLC | 0 | $0 | 0.00% | −35,643−100.0% | Sold out |
| Advisory Research Inc | 0 | $0 | 0.00% | −23,210−100.0% | Sold out |
| Spouting Rock Asset Management, LLC | 0 | $0 | 0.00% | −21,468−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −18,453−100.0% | Sold out |
| Brant Point Investment Management LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −17,536−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −16,650−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −12,365−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −11,040−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Diametric Capital, LP | 0 | $0 | 0.00% | −9,811−100.0% | Sold out |