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 2024
Institutional positions in Magnite, Inc. as of Mar 31, 2024. 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
- 232
- +16 vs. Q4 2023
- Shares held
- 102.1M
- −543.0K (−0.5%) vs. Q4 2023
- Total value
- $1.10B
- +$138.8M (+14.5%) vs. Q4 2023
- New holders
- 39
- 75 more added
- Sold out
- 23
- 70 more reduced
1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2024
Shares, value and share of portfolio for each institution holding Magnite, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Grizzlyrock Capital, LLC | 685,357 | $7.37M | 6.04% | −27,273−3.8% | Reduced |
| Parallax Volatility Advisers, L.P. | 746,900 | $8.03M | 0.23% | −392,805−34.5% | Reduced |
| Williams Jones Wealth Management, LLC. | 748,614 | $8.05M | 0.10% | +36,943+5.2% | Added |
| Norges Bank | 779,719 | $8.38M | 0.00% | −94,387−10.8% | Reduced |
| New York State Common Retirement Fund | 784,960 | $8.44M | 0.01% | −11,053−1.4% | Reduced |
| Morgan Stanley | 851,346 | $9.15M | 0.00% | +127,212+17.6% | Added |
| Silvercrest Asset Management Group LLC | 853,595 | $9.18M | 0.06% | +36,298+4.4% | Added |
| Marshall Wace, LLP | 980,842 | $10.5M | 0.02% | +782,112+393.6% | Added |
| Penn Capital Management Co Inc | 1,004,432 | $10.8M | 0.96% | +4730.0% | Added |
| Charles Schwab Investment Management Inc | 1,005,825 | $10.8M | 0.00% | +30,163+3.1% | Added |
| Nordea Investment Management AB | 989,447 | $10.8M | 0.01% | −1,226−0.1% | Reduced |
| Kopion Asset Management, LLC | 1,024,311 | $11.0M | 7.82% | −62,730−5.8% | Reduced |
| Meros Investment Management, LP | 1,030,639 | $11.1M | 4.95% | +6,759+0.7% | Added |
| Goldman Sachs Group Inc | 1,197,911 | $12.9M | 0.00% | +335,514+38.9% | Added |
| JPMorgan Chase & Co | 1,200,345 | $12.9M | 0.00% | +37,869+3.3% | Added |
| Northern Trust Corp | 1,337,747 | $14.4M | 0.00% | −18,574−1.4% | Reduced |
| Kennedy Capital Management, Inc. | 1,558,740 | $16.8M | 0.34% | −832,146−34.8% | Reduced |
| Royce & Associates LP | 1,675,012 | $18.0M | 0.16% | −131,979−7.3% | Reduced |
| Victory Capital Management Inc | 1,943,790 | $20.9M | 0.02% | −35,518−1.8% | Reduced |
| Burgundy Asset Management Ltd. | 2,457,031 | $26.4M | 0.27% | +25,921+1.1% | Added |
| Wellington Management Group LLP | 2,805,824 | $30.2M | 0.01% | −133,717−4.5% | Reduced |
| Geode Capital Management, LLC | 2,928,084 | $31.5M | 0.00% | +97,537+3.4% | Added |
| State Street Corp | 3,044,862 | $32.7M | 0.00% | +78,938+2.7% | Added |
| Bank of New York Mellon Corp | 3,155,101 | $33.9M | 0.01% | −34,273−1.1% | Reduced |
| Nuveen Asset Management, LLC | 3,250,283 | $34.9M | 0.01% | +349,110+12.0% | Added |
| Nine Ten Capital Management LLC | 3,714,398 | $39.9M | 12.16% | −418,235−10.1% | Reduced |
| Granahan Investment Management Inc | 5,438,092 | $58.5M | 2.05% | −1,288,176−19.2% | Reduced |
| Dimensional Fund Advisors LP | 5,448,523 | $58.6M | 0.02% | +9,263+0.2% | Added |
| Edenbrook Capital, LLC | 5,822,255 | $62.6M | 32.21% | −26,143−0.4% | Reduced |
| FMR LLC | 7,549,322 | $81.2M | 0.01% | +583,795+8.4% | Added |
| BlackRock Inc. | 9,780,105 | $105.1M | 0.00% | −250,695−2.5% | Reduced |
| Vanguard Group Inc | 12,818,197 | $137.8M | 0.00% | +166,522+1.3% | Added |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −102,610−100.0% | Sold out |
| Cinctive Capital Management LP | 0 | $0 | 0.00% | −66,009−100.0% | Sold out |
| Skandinaviska Enskilda Banken AB (publ) | 0 | $0 | 0.00% | −38,000−100.0% | Sold out |
| Landscape Capital Management, L.L.C. | 0 | $0 | 0.00% | −35,890−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −28,816−100.0% | Sold out |
| Entropy Technologies, LP | 0 | $0 | 0.00% | −22,934−100.0% | Sold out |
| LPL Financial LLC | 0 | $0 | 0.00% | −21,088−100.0% | Sold out |
| Granite Bay Wealth Management, LLC | 0 | $0 | 0.00% | −23,814−100.0% | Sold out |
| Brinker Capital Investments, LLC | 0 | $0 | 0.00% | −19,729−100.0% | Sold out |
| Orion Portfolio Solutions, LLC | 0 | $0 | 0.00% | −19,729−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −17,597−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −15,470−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −13,045−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −11,648−100.0% | Sold out |
| Ancora Advisors, LLC | 0 | $0 | 0.00% | −8,000−100.0% | Sold out |
| Cape Investment Advisory, Inc. | 0 | $0 | 0.00% | −2,705−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −2,261−100.0% | Sold out |
| Cutler Group LP | 0 | $0 | 0.00% | −1,136−100.0% | Sold out |
| Cambridge Trust Co | 0 | $0 | 0.00% | −400−100.0% | Sold out |
| Ronald Blue Trust, Inc. | 0 | $0 | 0.00% | −450−100.0% | Sold out |
| VisionPoint Advisory Group, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Wolverine Asset Management LLC | 0 | $0 | 0.00% | −54−100.0% | Sold out |
| GAMMA Investing LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Nalls Sherbakoff Group, LLC | – | – | – | – | Not filed |