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 2022
Institutional positions in Magnite, Inc. as of Sep 30, 2022. 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
- 218
- −12 vs. Q2 2022
- Shares held
- 103.3M
- +15.3M (+17.4%) vs. Q2 2022
- Total value
- $679.0M
- −$102.3M (−13.1%) vs. Q2 2022
- New holders
- 23
- 74 more added
- Sold out
- 35
- 74 more reduced
1 institution that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2022: 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 2022
Shares, value and share of portfolio for each institution holding Magnite, Inc.; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Royce & Associates LP | 1,036,350 | $6.81M | 0.08% | +343,300+49.5% | Added |
| Builders Union LLP | 1,169,700 | $7.68M | 6.75% | +1,169,700 | New |
| Norges Bank | 1,187,688 | $7.80M | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 1,197,039 | $7.87M | 0.00% | −17,547−1.4% | Reduced |
| Kennedy Capital Management, Inc. | 1,302,580 | $8.56M | 0.25% | +84,221+6.9% | Added |
| Dimensional Fund Advisors LP | 1,391,141 | $9.14M | 0.00% | +203,054+17.1% | Added |
| Wellington Management Group LLP | 1,412,303 | $9.28M | 0.00% | +1,412,303 | New |
| Parallax Volatility Advisers, L.P. | 1,930,760 | $12.7M | 0.25% | +635,737+49.1% | Added |
| Nine Ten Capital Management LLC | 2,091,412 | $13.7M | 2.10% | −275,000−11.6% | Reduced |
| Geode Capital Management, LLC | 2,309,902 | $15.2M | 0.00% | +55,078+2.4% | Added |
| State Street Corp | 2,735,553 | $18.0M | 0.00% | +24,201+0.9% | Added |
| Bank of New York Mellon Corp | 2,965,914 | $19.5M | 0.00% | −760,127−20.4% | Reduced |
| FMR LLC | 5,738,389 | $37.7M | 0.00% | +2,874+0.1% | Added |
| Edenbrook Capital, LLC | 5,792,796 | $38.1M | 15.05% | +1,633,560+39.3% | Added |
| BlackRock Inc. | 8,551,338 | $56.2M | 0.00% | −170,452−2.0% | Reduced |
| Granahan Investment Management Inc | 10,417,962 | $68.4M | 2.23% | +918,704+9.7% | Added |
| Vanguard Group Inc | 12,090,420 | $79.4M | 0.00% | +262,869+2.2% | Added |
| Nuveen Asset Management, LLC | 17,128,277 | $112.5M | 0.05% | +14,513,175+555.0% | Added |
| Pier Capital, LLC | 0 | $0 | 0.00% | −721,036−100.0% | Sold out |
| BW Gestao de Investimentos Ltda. | 0 | $0 | 0.00% | −423,063−100.0% | Sold out |
| Industrial Alliance Investment Management Inc. | 0 | $0 | 0.00% | −410,336−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −353,261−100.0% | Sold out |
| Kerrisdale Advisers, LLC | 0 | $0 | 0.00% | −200,727−100.0% | Sold out |
| Harspring Capital Management, LLC | 0 | $0 | 0.00% | −180,000−100.0% | Sold out |
| Brasada Capital Management, LP | 0 | $0 | 0.00% | −146,415−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −121,143−100.0% | Sold out |
| TCW Group Inc | 0 | $0 | 0.00% | −110,004−100.0% | Sold out |
| Ardsley Advisory Partners LP | 0 | $0 | 0.00% | −94,250−100.0% | Sold out |
| 1492 Capital Management LLC | 0 | $0 | 0.00% | −82,709−100.0% | Sold out |
| ETF Managers Group, LLC | 0 | $0 | 0.00% | −75,354−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −66,793−100.0% | Sold out |
| Formula Growth Ltd | 0 | $0 | 0.00% | −56,430−100.0% | Sold out |
| SEI Investments Co | 0 | $0 | 0.00% | −42,681−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −30,590−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −22,168−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −21,393−100.0% | Sold out |
| Algert Global LLC | 0 | $0 | 0.00% | −18,450−100.0% | Sold out |
| Adalta Capital Management LLC | 0 | $0 | 0.00% | −15,850−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −15,794−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −14,036−100.0% | Sold out |
| Valeo Financial Advisors, LLC | 0 | $0 | 0.00% | −11,002−100.0% | Sold out |
| Silvant Capital Management LLC | 0 | $0 | 0.00% | −5,652−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −1,950−100.0% | Sold out |
| Shay Capital LLC | 0 | $0 | 0.00% | −650−100.0% | Sold out |
| Arlington Partners LLC | 0 | $0 | 0.00% | −467−100.0% | Sold out |
| MCF Advisors LLC | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| Winch Advisory Services, LLC | 0 | $0 | 0.00% | −75−100.0% | Sold out |
| Harvest Fund Management Co., Ltd | 0 | $0 | 0.00% | −134−100.0% | Sold out |
| Elequin Capital LP | 0 | $0 | 0.00% | −86−100.0% | Sold out |
| Bell Investment Advisors, Inc | 0 | $0 | 0.00% | −90−100.0% | Sold out |
| TD Waterhouse Canada Inc. | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Capital Advisors, Ltd. LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Parallel Advisors, LLC | 0 | $0 | 0.00% | −47−100.0% | Sold out |
| B. Riley Wealth Management, Inc. | – | – | – | – | Not filed |