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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.

Q4 2022 vs. Q3 2022

How the institutions holding Magnite, Inc. changed between Q3 2022 and Q4 2022.

All holders in Q4 2022All holders in Q3 2022

13F holders of MGNI: Q3 2022 compared with Q4 2022
MeasureQ3 2022Of which not filed for Q4 2022Q4 2022Change
Holders2184231+17
Shares103.3M112.5K93.3M−9.87M (−9.6%)
Value$679.0M$740.4K$988.1M+$309.8M (+45.7%)

4 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so the changes leave them out.

New holders (47)

Institutions that held Magnite, Inc. at the end of Q4 2022 but not at the end of Q3 2022.

Institutions new to MGNI in Q4 2022
InstitutionSharesValue% of portfolio
Frontier Capital Management Co LLC1,586,308$16.8M0.18%
Lisanti Capital Growth, LLC375,005$3.97M0.54%
Cannell Capital LLC331,767$3.51M0.71%
Avalon Investment & Advisory248,894$2.64M0.08%
EAM Investors, LLC194,204$2.06M0.43%
Castleark Management LLC186,750$1.98M0.10%
EAM Global Investors LLC128,347$1.36M0.35%
Prelude Capital Management, LLC107,272$1.14M0.07%
Assenagon Asset Management S.A.105,918$1.12M0.00%
Jane Street Group, LLC100,850$1.07M0.00%
Arrowstreet Capital, Limited Partnership98,394$1.04M0.00%
Janney Montgomery Scott LLC78,683$833.0K0.00%
Two Sigma Securities, LLC46,081$488.0K0.07%
West Tower Group, LLC40,000$423.6K1.16%
Simplex Trading, LLC39,428$417.0K0.02%
Engineers Gate Manager LP35,071$371.4K0.02%
Granite Point Capital Management, L.P.30,000$317.7K0.38%
Cipher Capital LP27,375$289.9K0.05%
Ardsley Advisory Partners LP24,750$262.1K0.07%
Weil Company, Inc.20,071$212.6K0.10%
Balyasny Asset Management LLC20,010$211.9K0.00%
J. Goldman & Co LP17,598$186.4K0.01%
Penn Capital Management Co Inc16,059$170.1K0.02%
Counterpoint Mutual Funds LLC14,716$155.8K0.16%
Corton Capital Inc.14,173$150.1K0.12%
American Century Companies Inc14,013$148.4K0.00%
Kula Investments, LLC13,905$147.3K0.05%
Delphia (USA) Inc.13,022$137.9K0.16%
Pictet Asset Management SA12,758$135.0K0.00%
SEI Investments Co12,089$128.0K0.00%
Legato Capital Management LLC11,422$121.0K0.02%
Gotham Asset Management, LLC10,188$107.9K0.00%
Financial Management Professionals, Inc.4,736$50.0K0.01%
Meeder Asset Management Inc3,987$42.2K0.00%
State of Wyoming2,740$29.0K0.01%
GWM Advisors LLC3,232$23.2K0.00%
Colonial Trust Co388$4.21K0.00%
Proequities, Inc.368$3.90K0.00%
EverSource Wealth Advisors, LLC206$2.18K0.00%
Baker Avenue Asset Management, LP100$1.06K0.00%
Bell Investment Advisors, Inc96$1.02K0.00%
Concord Wealth Partners95$1.01K0.00%
Valley National Advisers Inc98$1.00K0.00%
Ronald Blue Trust, Inc.132$1.00K0.00%
Armstrong Advisory Group, Inc31$3280.00%
Focused Wealth Management, Inc25$2650.00%
Parallel Advisors, LLC20$2120.00%

Sold out (30)

Institutions that held Magnite, Inc. at the end of Q3 2022 and filed for Q4 2022 without it.

Not filed for Q4 2022 yet (4)

Institutions that held Magnite, Inc. at the end of Q3 2022 and haven't filed a 13F for Q4 2022. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding MGNI in Q3 2022 that haven't filed for Q4 2022
InstitutionShares, Q3 2022Value, Q3 2022
Round Table Services, LLC110,000$723.0K
American Portfolios Advisors1,275$8.38K
Covington Capital Management1,000$7.00K
Wipfli Financial Advisors LLC,232$2.00K