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, Q4 2025
Institutional positions in Magnite, Inc. as of Dec 31, 2025. 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
- 304
- +1 vs. Q3 2025
- Shares held
- 136.7M
- −1.02M (−0.7%) vs. Q3 2025
- Total value
- $2.22B
- −$779.0M (−26.0%) vs. Q3 2025
- New holders
- 56
- 122 more added
- Sold out
- 55
- 93 more reduced
13 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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, Q4 2025
Shares, value and share of portfolio for each institution holding Magnite, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Avion Wealth | 49 | $0 | 0.00% | 00.0% | Unchanged |
| HFM Investment Advisors, LLC | 4 | $65 | 0.00% | +3+300.0% | Added |
| Dunhill Financial, LLC | 4 | $68 | 0.00% | +4 | New |
| Truvestments Capital LLC | 5 | $81 | 0.00% | 00.0% | Unchanged |
| Rialto Wealth Management, LLC | 7 | $114 | 0.00% | +4+133.3% | Added |
| SJS Investment Consulting Inc. | 8 | $130 | 0.00% | +6+300.0% | Added |
| Ancora Advisors, LLC | 11 | $179 | 0.00% | 00.0% | Unchanged |
| DHJJ Financial Advisors, Ltd. | 13 | $211 | 0.00% | 00.0% | Unchanged |
| JFS Wealth Advisors, LLC | 14 | $228 | 0.00% | −4−22.2% | Reduced |
| Atlantic Private Wealth, LLC | 15 | $243 | 0.00% | +15 | New |
| DiNuzzo Private Wealth, Inc. | 15 | $244 | 0.00% | +15 | New |
| Essential Partners LLC | 17 | $276 | 0.00% | −9−34.6% | Reduced |
| Assetmark, Inc | 18 | $292 | 0.00% | −367−95.3% | Reduced |
| Keating Financial Advisory Services, Inc. | 19 | $308 | 0.00% | +19 | New |
| UMA Financial Services, Inc. | 20 | $325 | 0.00% | +20 | New |
| Bell Investment Advisors, Inc | 30 | $487 | 0.00% | +30 | New |
| Quadrant Capital Group LLC | 33 | $536 | 0.00% | +33 | New |
| Bare Financial Services, Inc | 34 | $552 | 0.00% | +34 | New |
| Basecamp Wealth Advisors LLC | 41 | $665 | 0.00% | +41 | New |
| Westside Investment Management, Inc. | 45 | $730 | 0.00% | +45 | New |
| Glen Eagle Advisors, LLC | 49 | $795 | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 49 | $795 | 0.00% | +43+716.7% | Added |
| Hughes Financial Services, LLC | 51 | $828 | 0.00% | 00.0% | Unchanged |
| Duncker Streett & Co Inc | 52 | $844 | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 90 | $1.00K | 0.00% | 00.0% | Unchanged |
| ORG Partners LLC | 65 | $1.05K | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 66 | $1.07K | 0.00% | +66 | New |
| Global Retirement Partners, LLC | 80 | $1.30K | 0.00% | −3,200−97.6% | Reduced |
| Root Financial Partners, LLC | 82 | $1.33K | 0.00% | +23+39.0% | Added |
| Bruce G. Allen Investments, LLC | 96 | $1.56K | 0.00% | −2−2.0% | Reduced |
| Bay Harbor Wealth Management, LLC | 108 | $1.75K | 0.00% | −13−10.7% | Reduced |
| International Assets Investment Management, LLC | 110 | $1.78K | 0.00% | +110 | New |
| SRS Capital Advisors, Inc. | 111 | $1.80K | 0.00% | −28−20.1% | Reduced |
| CIBC Private Wealth Group, LLC | 131 | $2.13K | 0.00% | +80+156.9% | Added |
| Richard W. Paul & Associates, LLC | 147 | $2.39K | 0.00% | 00.0% | Unchanged |
| Anchor Investment Management, LLC | 150 | $2.44K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 152 | $2.47K | 0.00% | −6,330−97.7% | Reduced |
| McIlrath & Eck, LLC | 160 | $2.60K | 0.00% | 00.0% | Unchanged |
| Flagship Harbor Advisors, LLC | 175 | $2.84K | 0.00% | +175 | New |
| Abound Wealth Management | 176 | $2.86K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 181 | $2.94K | 0.00% | −39−17.7% | Reduced |
| Optiver Holding B.V. | 196 | $3.18K | 0.00% | −228−53.8% | Reduced |
| MTM Investment Management, LLC | 275 | $4.46K | 0.00% | −1,371−83.3% | Reduced |
| Parallel Advisors, LLC | 284 | $4.61K | 0.00% | −82−22.4% | Reduced |
| Lloyd Advisory Services, LLC. | 301 | $4.88K | 0.00% | +301 | New |
| Colonial Trust Co | 308 | $5.07K | 0.00% | +123+66.5% | Added |
| CoreCap Advisors, LLC | 381 | $6.18K | 0.00% | +71+22.9% | Added |
| EverSource Wealth Advisors, LLC | 384 | $6.23K | 0.00% | −17−4.2% | Reduced |
| Raleigh Capital Management Inc. | 385 | $6.25K | 0.00% | −47−10.9% | Reduced |
| Allworth Financial LP | 444 | $7.21K | 0.00% | −121−21.4% | Reduced |
| Bessemer Group Inc | 462 | $8.00K | 0.00% | 00.0% | Unchanged |
| Rossby Financial, LCC | 500 | $8.12K | 0.00% | 00.0% | Unchanged |
| Fortitude Family Office, LLC | 524 | $8.51K | 0.00% | −51−8.9% | Reduced |
| Torren Management, LLC | 541 | $8.78K | 0.00% | +541 | New |
| Evelyn Partners Investment Management Services Ltd | 703 | $11.4K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 845 | $13.7K | 0.00% | +17+2.1% | Added |
| Umb Bank N A | 849 | $13.8K | 0.00% | +4+0.5% | Added |
| Sterling Capital Management LLC | 901 | $14.6K | 0.00% | +562+165.8% | Added |
| Larson Financial Group LLC | 1,030 | $16.7K | 0.00% | +100+10.8% | Added |
| MAI Capital Management | 1,082 | $17.6K | 0.00% | −262−19.5% | Reduced |
| US Bancorp | 1,134 | $18.4K | 0.00% | −462−28.9% | Reduced |
| Signaturefd, LLC | 1,171 | $19.0K | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 1,381 | $22.4K | 0.00% | +296+27.3% | Added |
| Pinnacle Wealth Planning Services, Inc. | 1,476 | $24.0K | 0.00% | +1,476 | New |
| MCF Advisors LLC | 1,500 | $24.3K | 0.00% | 00.0% | Unchanged |
| EFG International AG | 1,500 | $24.3K | 0.00% | +1,500 | New |
| NBC Securities, Inc. | 1,551 | $25.2K | 0.00% | +232+17.6% | Added |
| The PNC Financial Services Group, Inc. | 1,834 | $29.8K | 0.00% | −594−24.5% | Reduced |
| Nisa Investment Advisors, LLC | 1,869 | $30.3K | 0.00% | −911−32.8% | Reduced |
| Strategic Advocates LLC | 1,920 | $31.6K | 0.01% | −2−0.1% | Reduced |
| GAMMA Investing LLC | 2,085 | $33.8K | 0.00% | +275+15.2% | Added |
| Huntington National Bank | 2,268 | $36.8K | 0.00% | +79+3.6% | Added |
| Strategic Wealth Partners, Ltd. | 2,492 | $40.4K | 0.00% | +70+2.9% | Added |
| Central Pacific Bank - Trust Division | 2,500 | $40.6K | 0.00% | +2,500 | New |
| CWM, LLC | 2,581 | $42.0K | 0.00% | +512+24.7% | Added |
| Cetera Trust Company, N.A | 3,110 | $50.5K | 0.03% | −6,750−68.5% | Reduced |
| Northwestern Mutual Wealth Management Co | 3,201 | $52.0K | 0.00% | +201+6.7% | Added |
| Smithfield Trust Co | 3,240 | $52.0K | 0.00% | −900−21.7% | Reduced |
| AdvisorNet Financial, Inc | 3,500 | $56.8K | 0.00% | +3,500 | New |
| Smartleaf Asset Management LLC | 3,678 | $60.5K | 0.00% | +1,824+98.4% | Added |
| Rachor Investment Advisory Services, LLC | 4,164 | $67.6K | 0.04% | +4,164 | New |
| Amalgamated Bank | 4,400 | $71.0K | 0.00% | +64+1.5% | Added |
| KBC Group NV | 4,480 | $73.0K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 4,600 | $74.7K | 0.01% | +2,826+159.3% | Added |
| FNY Investment Advisers, LLC | 4,775 | $77.0K | 0.02% | +4,761+34,007.1% | Added |
| Group One Trading, L.P. | 5,347 | $86.8K | 0.00% | −104,968−95.2% | Reduced |
| Jones Financial Companies LLLP | 5,491 | $89.1K | 0.00% | −612−10.0% | Reduced |
| Blackhill Capital Inc | 5,991 | $97.2K | 0.01% | −5,631−48.5% | Reduced |
| Bayforest Capital Ltd | 6,415 | $104.1K | 0.08% | +214+3.5% | Added |
| Clearstead Advisors, LLC | 6,531 | $106.0K | 0.00% | +4,304+193.3% | Added |
| Tower Research Capital LLC (TRC) | 7,072 | $114.8K | 0.00% | −3,682−34.2% | Reduced |
| Steward Partners Investment Advisory, LLC | 7,460 | $121.1K | 0.00% | +7,420+18,550.0% | Added |
| Rockefeller Capital Management L.P. | 8,402 | $136.4K | 0.00% | +7,136+563.7% | Added |
| Murphy & Mullick Capital Management Corp | 8,800 | $142.8K | 0.10% | 00.0% | Unchanged |
| 1620 Investment Advisors, Inc. | 8,953 | $145.3K | 0.10% | +150+1.7% | Added |
| Parkside Financial Bank & Trust | 9,412 | $152.8K | 0.01% | −52−0.5% | Reduced |
| Versor Investments LP | 10,800 | $175.3K | 0.03% | +10,800 | New |
| Harbour Capital Advisors, LLC | 11,000 | $176.7K | 0.04% | +11,000 | New |
| Cornerstone Wealth Management, LLC | 10,920 | $177.2K | 0.01% | 00.0% | Unchanged |
| Xponance, Inc. | 11,096 | $180.1K | 0.00% | +112+1.0% | Added |