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 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 |
|---|---|---|---|---|---|
| Seldon Capital LP | 24,400 | $184.0K | 0.17% | +24,400 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 24,835 | $187.3K | 0.00% | +4,413+21.6% | Added |
| Walleye Capital LLC | 25,204 | $190.0K | 0.00% | +25,204 | New |
| Man Group plc | – | $197.1K | 0.00% | – | New |
| NBC Securities, Inc. | 26,377 | $198.0K | 0.02% | +26,377 | New |
| IMC-Chicago, LLC | 27,153 | $204.7K | 0.01% | +27,153 | New |
| Johnson Investment Counsel Inc | 27,490 | $207.3K | 0.00% | +27,490 | New |
| Arizona State Retirement System | 32,813 | $247.4K | 0.00% | −5,122−13.5% | Reduced |
| Capstone Investment Advisors, LLC | 33,516 | $252.7K | 0.01% | +33,516 | New |
| Granite Bay Wealth Management, LLC | 23,814 | $257.0K | 0.00% | +23,814 | New |
| Commonwealth Equity Services, LLC | 34,544 | $260.0K | 0.00% | +18,846+120.1% | Added |
| Avenir Corp | 35,000 | $263.9K | 0.02% | −4,270−10.9% | Reduced |
| Harbor Capital Advisors, Inc. | 37,559 | $283.2K | 0.06% | +9,153+32.2% | Added |
| Empowered Funds, LLC | 37,866 | $285.5K | 0.01% | +1,335+3.7% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 38,000 | $287.0K | 0.00% | −7,800−17.0% | Reduced |
| State Board of Administration of Florida Retirement System | 38,231 | $288.3K | 0.00% | +200+0.5% | Added |
| Susquehanna International Group, LLP | 43,214 | $325.8K | 0.00% | +4,301+11.1% | Added |
| Barclays PLC | 44,442 | $335.1K | 0.00% | −6,641−13.0% | Reduced |
| HSBC Holdings PLC | 46,520 | $347.8K | 0.00% | −3,513−7.0% | Reduced |
| Royal Bank of Canada | 48,381 | $364.0K | 0.00% | +6,444+15.4% | Added |
| Algert Global LLC | 48,550 | $366.1K | 0.02% | +48,550 | New |
| CIBC World Markets Inc. | 48,796 | $368.0K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 58,167 | $438.6K | 0.00% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 59,130 | $445.5K | 0.00% | +120.0% | Added |
| Versor Investments LP | 59,500 | $448.6K | 0.09% | +59,500 | New |
| Ensign Peak Advisors, Inc | 62,510 | $471.3K | 0.00% | 00.0% | Unchanged |
| Knights of Columbus Asset Advisors LLC | 63,165 | $476.3K | 0.04% | 00.0% | Unchanged |
| Franklin Resources Inc | 64,749 | $488.2K | 0.00% | +60.0% | Added |
| Manufacturers Life Insurance Company, The | 65,974 | $497.4K | 0.00% | +12,279+22.9% | Added |
| American International Group, Inc. | 66,855 | $504.1K | 0.00% | +2,377+3.7% | Added |
| Greenwood Capital Associates LLC | 67,256 | $507.1K | 0.07% | −873−1.3% | Reduced |
| Price T Rowe Associates Inc | 70,541 | $532.0K | 0.00% | +3,413+5.1% | Added |
| MetLife Investment Management | 70,673 | $532.9K | 0.00% | 00.0% | Unchanged |
| Assenagon Asset Management S.A. | 76,272 | $575.1K | 0.00% | +76,272 | New |
| Two Sigma Investments, LP | 78,500 | $591.9K | 0.00% | −331,330−80.8% | Reduced |
| Griffin Asset Management, Inc. | 82,365 | $621.0K | 0.09% | −2,100−2.5% | Reduced |
| Stephens Inc | 83,188 | $627.2K | 0.01% | −36,550−30.5% | Reduced |
| Cinctive Capital Management LP | 88,911 | $670.4K | 0.04% | +88,911 | New |
| Bank of America Corp | 91,532 | $690.2K | 0.00% | −95,974−51.2% | Reduced |
| Moody National Bank Trust Division | 92,176 | $695.0K | 0.04% | +19,550+26.9% | Added |
| American Century Companies Inc | 94,554 | $712.9K | 0.00% | +24,559+35.1% | Added |
| Millrace Asset Group, Inc. | 96,058 | $724.0K | 0.89% | −203,530−67.9% | Reduced |
| Russell Investments Group, Ltd. | 97,016 | $731.5K | 0.00% | −4,735−4.7% | Reduced |
| HighTower Advisors, LLC | 106,414 | $795.0K | 0.00% | +4,140+4.0% | Added |
| Manatuck Hill Partners, LLC | 112,491 | $848.2K | 0.42% | −51,009−31.2% | Reduced |
| Deutsche Bank AG | 119,080 | $897.9K | 0.00% | −19,988−14.4% | Reduced |
| Legal & General Group Plc | 119,517 | $901.2K | 0.00% | −1,068−0.9% | Reduced |
| Twinbeech Capital LP | 121,329 | $914.8K | 0.02% | +121,329 | New |
| Citigroup Inc | 121,573 | $916.7K | 0.00% | −80,595−39.9% | Reduced |
| Advisory Services Network, LLC | 124,729 | $940.5K | 0.03% | +10,810+9.5% | Added |
| Two Sigma Advisers, LP | 127,126 | $958.5K | 0.00% | −141,100−52.6% | Reduced |
| Alliancebernstein L.P. | 127,151 | $958.7K | 0.00% | −3,100−2.4% | Reduced |
| Cerity Partners LLC | 127,829 | $963.8K | 0.00% | +82,481+181.9% | Added |
| State of Wisconsin Investment Board | 130,789 | $986.1K | 0.00% | −2,210−1.7% | Reduced |
| California State Teachers Retirement System | 131,381 | $990.6K | 0.00% | −32,022−19.6% | Reduced |
| Perkins Capital Management Inc | 133,325 | $1.00M | 1.00% | 00.0% | Unchanged |
| Invesco Ltd. | 143,860 | $1.08M | 0.00% | +11,321+8.5% | Added |
| Jane Street Group, LLC | 144,133 | $1.09M | 0.00% | +552+0.4% | Added |
| Wells Fargo & Company | 162,234 | $1.22M | 0.00% | +92,430+132.4% | Added |
| Woodmont Investment Counsel LLC | 169,987 | $1.28M | 0.14% | −8,222−4.6% | Reduced |
| Verition Fund Management LLC | 193,290 | $1.46M | 0.02% | +179,141+1,266.1% | Added |
| Squarepoint Ops LLC | 214,632 | $1.62M | 0.01% | −46,648−17.9% | Reduced |
| Rhumbline Advisers | 224,896 | $1.70M | 0.00% | +5,009+2.3% | Added |
| First Eagle Investment Management, LLC | 225,379 | $1.70M | 0.00% | −182,398−44.7% | Reduced |
| SG Americas Securities, LLC | 225,420 | $1.70M | 0.02% | +225,420 | New |
| Credit Suisse AG | 229,787 | $1.73M | 0.00% | −7,104−3.0% | Reduced |
| Tudor Investment Corp Et Al | 230,930 | $1.74M | 0.03% | +191,594+487.1% | Added |
| Harspring Capital Management, LLC | 250,000 | $1.89M | 0.50% | +250,000 | New |
| Ameriprise Financial Inc | 250,086 | $1.89M | 0.00% | −16,024−6.0% | Reduced |
| Swiss National Bank | 253,400 | $1.91M | 0.00% | −40,600−13.8% | Reduced |
| First Trust Advisors LP | 283,418 | $2.14M | 0.00% | +111,976+65.3% | Added |
| Qube Research & Technologies Ltd | 302,947 | $2.28M | 0.01% | +302,947 | New |
| P.A.W. Capital Corp | 350,000 | $2.64M | 7.13% | −50,000−12.5% | Reduced |
| Madison Asset Management, LLC | 359,038 | $2.71M | 0.04% | +20,138+5.9% | Added |
| Morgan Stanley | 385,598 | $2.91M | 0.00% | −206,301−34.9% | Reduced |
| Goldman Sachs Group Inc | 393,253 | $2.97M | 0.00% | −215,570−35.4% | Reduced |
| Voya Investment Management LLC | 433,630 | $3.27M | 0.00% | +380,750+720.0% | Added |
| Scout Investments, Inc. | 479,933 | $3.56M | 0.08% | −13,938−2.8% | Reduced |
| S Squared Technology, LLC | 495,746 | $3.74M | 2.02% | −45,000−8.3% | Reduced |
| Millennium Management LLC | 525,321 | $3.96M | 0.00% | +481,931+1,110.7% | Added |
| King Luther Capital Management Corp | 537,409 | $4.05M | 0.02% | +28,067+5.5% | Added |
| Roumell Asset Management, LLC | 542,511 | $4.09M | 8.22% | +542,511 | New |
| Citadel Advisors LLC | 553,751 | $4.18M | 0.00% | +263,525+90.8% | Added |
| UBS Asset Management Americas Inc | 632,808 | $4.77M | 0.00% | −14,530−2.2% | Reduced |
| Frontier Capital Management Co LLC | 703,316 | $5.30M | 0.06% | −1,085,843−60.7% | Reduced |
| New York State Common Retirement Fund | 727,771 | $5.49M | 0.01% | −212,915−22.6% | Reduced |
| Driehaus Capital Management LLC | 795,157 | $6.00M | 0.08% | −1,205,011−60.2% | Reduced |
| Williams Jones Wealth Management, LLC. | 806,296 | $6.08M | 0.09% | −111,909−12.2% | Reduced |
| Silvercrest Asset Management Group LLC | 818,934 | $6.17M | 0.05% | −4,108−0.5% | Reduced |
| Meros Investment Management, LP | 838,462 | $6.32M | 3.44% | +120,796+16.8% | Added |
| Penn Capital Management Co Inc | 896,640 | $6.77M | 0.69% | −21,453−2.3% | Reduced |
| Charles Schwab Investment Management Inc | 959,600 | $7.24M | 0.00% | +34,930+3.8% | Added |
| Norges Bank | 975,714 | $7.36M | 0.00% | −44,468−4.4% | Reduced |
| Nordea Investment Management AB | 1,014,547 | $7.73M | 0.01% | +1800.0% | Added |
| Kopion Asset Management, LLC | 1,027,615 | $7.75M | 6.91% | +424,384+70.4% | Added |
| JPMorgan Chase & Co | 1,127,347 | $8.50M | 0.00% | +9,941+0.9% | Added |
| Northern Trust Corp | 1,351,851 | $10.2M | 0.00% | +4,695+0.3% | Added |
| Royce & Associates LP | 1,638,168 | $12.4M | 0.13% | +111,127+7.3% | Added |
| Parallax Volatility Advisers, L.P. | 1,723,137 | $13.0M | 0.46% | +933,300+118.2% | Added |
| Victory Capital Management Inc | 2,046,734 | $15.4M | 0.02% | +15,924+0.8% | Added |