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 2023
Institutional positions in Magnite, Inc. as of Sep 30, 2023. 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
- 215
- −4 vs. Q2 2023
- Shares held
- 103.5M
- +2.09M (+2.1%) vs. Q2 2023
- Total value
- $780.6M
- −$601.3M (−43.5%) vs. Q2 2023
- New holders
- 35
- 67 more added
- Sold out
- 39
- 66 more reduced
5 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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 2023
Shares, value and share of portfolio for each institution holding Magnite, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 12,441,904 | $93.8M | 0.00% | +14,707+0.1% | Added |
| BlackRock Inc. | 9,226,929 | $69.6M | 0.00% | +157,688+1.7% | Added |
| Granahan Investment Management Inc | 7,203,803 | $54.3M | 1.94% | −349,191−4.6% | Reduced |
| Edenbrook Capital, LLC | 5,848,398 | $44.1M | 21.42% | −103,618−1.7% | Reduced |
| Dimensional Fund Advisors LP | 5,687,768 | $42.9M | 0.01% | +750,048+15.2% | Added |
| FMR LLC | 4,400,312 | $33.2M | 0.00% | −2,920,870−39.9% | Reduced |
| Rubric Capital Management LP | 4,000,000 | $30.2M | 1.27% | +1,785,978+80.7% | Added |
| Nine Ten Capital Management LLC | 3,931,014 | $29.6M | 9.05% | +3,931,014 | New |
| Bank of New York Mellon Corp | 3,453,644 | $26.0M | 0.01% | −34,816−1.0% | Reduced |
| Wellington Management Group LLP | 2,887,412 | $21.8M | 0.00% | +795,145+38.0% | Added |
| State Street Corp | 2,801,385 | $21.1M | 0.00% | +41,527+1.5% | Added |
| Kennedy Capital Management, Inc. | 2,692,371 | $20.3M | 0.49% | +74,367+2.8% | Added |
| Geode Capital Management, LLC | 2,672,981 | $20.2M | 0.00% | +110,865+4.3% | Added |
| Nuveen Asset Management, LLC | 2,565,699 | $19.3M | 0.01% | +145,985+6.0% | Added |
| Burgundy Asset Management Ltd. | 2,355,258 | $17.8M | 0.22% | +2,355,258 | New |
| Victory Capital Management Inc | 2,046,734 | $15.4M | 0.02% | +15,924+0.8% | Added |
| Parallax Volatility Advisers, L.P. | 1,723,137 | $13.0M | 0.46% | +933,300+118.2% | Added |
| Royce & Associates LP | 1,638,168 | $12.4M | 0.13% | +111,127+7.3% | Added |
| Northern Trust Corp | 1,351,851 | $10.2M | 0.00% | +4,695+0.3% | Added |
| JPMorgan Chase & Co | 1,127,347 | $8.50M | 0.00% | +9,941+0.9% | Added |
| Kopion Asset Management, LLC | 1,027,615 | $7.75M | 6.91% | +424,384+70.4% | Added |
| Nordea Investment Management AB | 1,014,547 | $7.73M | 0.01% | +1800.0% | Added |
| Norges Bank | 975,714 | $7.36M | 0.00% | −44,468−4.4% | Reduced |
| Charles Schwab Investment Management Inc | 959,600 | $7.24M | 0.00% | +34,930+3.8% | Added |
| Penn Capital Management Co Inc | 896,640 | $6.77M | 0.69% | −21,453−2.3% | Reduced |
| Meros Investment Management, LP | 838,462 | $6.32M | 3.44% | +120,796+16.8% | Added |
| Silvercrest Asset Management Group LLC | 818,934 | $6.17M | 0.05% | −4,108−0.5% | Reduced |
| Williams Jones Wealth Management, LLC. | 806,296 | $6.08M | 0.09% | −111,909−12.2% | Reduced |
| Driehaus Capital Management LLC | 795,157 | $6.00M | 0.08% | −1,205,011−60.2% | Reduced |
| New York State Common Retirement Fund | 727,771 | $5.49M | 0.01% | −212,915−22.6% | Reduced |
| Frontier Capital Management Co LLC | 703,316 | $5.30M | 0.06% | −1,085,843−60.7% | Reduced |
| UBS Asset Management Americas Inc | 632,808 | $4.77M | 0.00% | −14,530−2.2% | Reduced |
| Citadel Advisors LLC | 553,751 | $4.18M | 0.00% | +263,525+90.8% | Added |
| Roumell Asset Management, LLC | 542,511 | $4.09M | 8.22% | +542,511 | New |
| King Luther Capital Management Corp | 537,409 | $4.05M | 0.02% | +28,067+5.5% | Added |
| Millennium Management LLC | 525,321 | $3.96M | 0.00% | +481,931+1,110.7% | Added |
| S Squared Technology, LLC | 495,746 | $3.74M | 2.02% | −45,000−8.3% | Reduced |
| Scout Investments, Inc. | 479,933 | $3.56M | 0.08% | −13,938−2.8% | Reduced |
| Voya Investment Management LLC | 433,630 | $3.27M | 0.00% | +380,750+720.0% | Added |
| Goldman Sachs Group Inc | 393,253 | $2.97M | 0.00% | −215,570−35.4% | Reduced |
| Morgan Stanley | 385,598 | $2.91M | 0.00% | −206,301−34.9% | Reduced |
| Madison Asset Management, LLC | 359,038 | $2.71M | 0.04% | +20,138+5.9% | Added |
| P.A.W. Capital Corp | 350,000 | $2.64M | 7.13% | −50,000−12.5% | Reduced |
| Qube Research & Technologies Ltd | 302,947 | $2.28M | 0.01% | +302,947 | New |
| First Trust Advisors LP | 283,418 | $2.14M | 0.00% | +111,976+65.3% | Added |
| Swiss National Bank | 253,400 | $1.91M | 0.00% | −40,600−13.8% | Reduced |
| Ameriprise Financial Inc | 250,086 | $1.89M | 0.00% | −16,024−6.0% | Reduced |
| Harspring Capital Management, LLC | 250,000 | $1.89M | 0.50% | +250,000 | New |
| Tudor Investment Corp Et Al | 230,930 | $1.74M | 0.03% | +191,594+487.1% | Added |
| Credit Suisse AG | 229,787 | $1.73M | 0.00% | −7,104−3.0% | Reduced |
| SG Americas Securities, LLC | 225,420 | $1.70M | 0.02% | +225,420 | New |
| First Eagle Investment Management, LLC | 225,379 | $1.70M | 0.00% | −182,398−44.7% | Reduced |
| Rhumbline Advisers | 224,896 | $1.70M | 0.00% | +5,009+2.3% | Added |
| Squarepoint Ops LLC | 214,632 | $1.62M | 0.01% | −46,648−17.9% | Reduced |
| Verition Fund Management LLC | 193,290 | $1.46M | 0.02% | +179,141+1,266.1% | Added |
| Woodmont Investment Counsel LLC | 169,987 | $1.28M | 0.14% | −8,222−4.6% | Reduced |
| Wells Fargo & Company | 162,234 | $1.22M | 0.00% | +92,430+132.4% | Added |
| Jane Street Group, LLC | 144,133 | $1.09M | 0.00% | +552+0.4% | Added |
| Invesco Ltd. | 143,860 | $1.08M | 0.00% | +11,321+8.5% | Added |
| Perkins Capital Management Inc | 133,325 | $1.00M | 1.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 131,381 | $990.6K | 0.00% | −32,022−19.6% | Reduced |
| State of Wisconsin Investment Board | 130,789 | $986.1K | 0.00% | −2,210−1.7% | Reduced |
| Cerity Partners LLC | 127,829 | $963.8K | 0.00% | +82,481+181.9% | Added |
| Alliancebernstein L.P. | 127,151 | $958.7K | 0.00% | −3,100−2.4% | Reduced |
| Two Sigma Advisers, LP | 127,126 | $958.5K | 0.00% | −141,100−52.6% | Reduced |
| Advisory Services Network, LLC | 124,729 | $940.5K | 0.03% | +10,810+9.5% | Added |
| Citigroup Inc | 121,573 | $916.7K | 0.00% | −80,595−39.9% | Reduced |
| Twinbeech Capital LP | 121,329 | $914.8K | 0.02% | +121,329 | New |
| Legal & General Group Plc | 119,517 | $901.2K | 0.00% | −1,068−0.9% | Reduced |
| Deutsche Bank AG | 119,080 | $897.9K | 0.00% | −19,988−14.4% | Reduced |
| Manatuck Hill Partners, LLC | 112,491 | $848.2K | 0.42% | −51,009−31.2% | Reduced |
| HighTower Advisors, LLC | 106,414 | $795.0K | 0.00% | +4,140+4.0% | Added |
| Russell Investments Group, Ltd. | 97,016 | $731.5K | 0.00% | −4,735−4.7% | Reduced |
| Millrace Asset Group, Inc. | 96,058 | $724.0K | 0.89% | −203,530−67.9% | Reduced |
| American Century Companies Inc | 94,554 | $712.9K | 0.00% | +24,559+35.1% | Added |
| Moody National Bank Trust Division | 92,176 | $695.0K | 0.04% | +19,550+26.9% | Added |
| Bank of America Corp | 91,532 | $690.2K | 0.00% | −95,974−51.2% | Reduced |
| Cinctive Capital Management LP | 88,911 | $670.4K | 0.04% | +88,911 | New |
| Stephens Inc | 83,188 | $627.2K | 0.01% | −36,550−30.5% | Reduced |
| Griffin Asset Management, Inc. | 82,365 | $621.0K | 0.09% | −2,100−2.5% | Reduced |
| Two Sigma Investments, LP | 78,500 | $591.9K | 0.00% | −331,330−80.8% | Reduced |
| Assenagon Asset Management S.A. | 76,272 | $575.1K | 0.00% | +76,272 | New |
| MetLife Investment Management | 70,673 | $532.9K | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 70,541 | $532.0K | 0.00% | +3,413+5.1% | Added |
| Greenwood Capital Associates LLC | 67,256 | $507.1K | 0.07% | −873−1.3% | Reduced |
| American International Group, Inc. | 66,855 | $504.1K | 0.00% | +2,377+3.7% | Added |
| Manufacturers Life Insurance Company, The | 65,974 | $497.4K | 0.00% | +12,279+22.9% | Added |
| Franklin Resources Inc | 64,749 | $488.2K | 0.00% | +60.0% | Added |
| Knights of Columbus Asset Advisors LLC | 63,165 | $476.3K | 0.04% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 62,510 | $471.3K | 0.00% | 00.0% | Unchanged |
| Versor Investments LP | 59,500 | $448.6K | 0.09% | +59,500 | New |
| Janus Henderson Group PLC | 59,130 | $445.5K | 0.00% | +120.0% | Added |
| Mirae Asset Global Investments Co., Ltd. | 58,167 | $438.6K | 0.00% | 00.0% | Unchanged |
| CIBC World Markets Inc. | 48,796 | $368.0K | 0.00% | 00.0% | Unchanged |
| Algert Global LLC | 48,550 | $366.1K | 0.02% | +48,550 | New |
| Royal Bank of Canada | 48,381 | $364.0K | 0.00% | +6,444+15.4% | Added |
| HSBC Holdings PLC | 46,520 | $347.8K | 0.00% | −3,513−7.0% | Reduced |
| Barclays PLC | 44,442 | $335.1K | 0.00% | −6,641−13.0% | Reduced |
| Susquehanna International Group, LLP | 43,214 | $325.8K | 0.00% | +4,301+11.1% | Added |
| State Board of Administration of Florida Retirement System | 38,231 | $288.3K | 0.00% | +200+0.5% | Added |