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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 25 sales; 311 institutions reported holding it in 13F filings for Q2 2026, worth $2.69B in total; no superinvestor holds it.

13F holders, Q2 2022

Institutional positions in Magnite, Inc. as of Jun 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
231
+2 vs. Q1 2022
Shares held
88.0M
−614.4K (−0.7%) vs. Q1 2022
Total value
$781.6M
−$388.8M (−33.2%) vs. Q1 2022
New holders
33
74 more added
Sold out
31
80 more reduced

2 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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.

Institutional holdersQ2 2022: 231 institutions
Q1 2021: 280 institutionsQ2 2021: 268 institutionsQ3 2021: 279 institutionsQ4 2021: 248 institutionsQ1 2022: 231 institutionsQ2 2022: 231 institutionsQ3 2022: 218 institutionsQ4 2022: 231 institutionsQ1 2023: 224 institutionsQ2 2023: 224 institutionsQ3 2023: 215 institutionsQ4 2023: 217 institutionsQ1 2024: 232 institutionsQ2 2024: 269 institutionsQ3 2024: 280 institutionsQ4 2024: 286 institutionsQ1 2025: 293 institutionsQ2 2025: 287 institutionsQ3 2025: 316 institutionsQ4 2025: 304 institutionsQ1 2026: 297 institutionsQ2 2026: 311 institutions
Value heldQ2 2022: $781.6M
Q1 2021: $3.59BQ2 2021: $2.89BQ3 2021: $2.52BQ4 2021: $1.57BQ1 2022: $1.17BQ2 2022: $781.6MQ3 2022: $679.0MQ4 2022: $988.1MQ1 2023: $892.4MQ2 2023: $1.39BQ3 2023: $780.6MQ4 2023: $959.0MQ1 2024: $1.10BQ2 2024: $1.39BQ3 2024: $1.65BQ4 2024: $1.97BQ1 2025: $1.52BQ2 2025: $3.54BQ3 2025: $3.00BQ4 2025: $2.22BQ1 2026: $1.56BQ2 2026: $2.69B
Institutions holding MGNI and their total value by quarter
QuarterHoldersValue
Q2 2026311$2.69B
Q1 2026297$1.56B
Q4 2025304$2.22B
Q3 2025316$3.00B
Q2 2025287$3.54B
Q1 2025293$1.52B
Q4 2024286$1.97B
Q3 2024280$1.65B
Q2 2024269$1.39B
Q1 2024232$1.10B
Q4 2023217$959.0M
Q3 2023215$780.6M
Q2 2023224$1.39B
Q1 2023224$892.4M
Q4 2022231$988.1M
Q3 2022218$679.0M
Q2 2022231$781.6M
Q1 2022231$1.17B
Q4 2021248$1.57B
Q3 2021279$2.52B
Q2 2021268$2.89B
Q1 2021280$3.59B

Institutions, Q2 2022

Shares, value and share of portfolio for each institution holding Magnite, Inc.; share changes are against Q1 2022.

Institutions holding MGNI in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
B. Riley Wealth Management, Inc.22,671$201.0K0.02%+2,671+13.4%Added
Mount Yale Investment Advisors, LLC22,854$203.0K0.03%+5,232+29.7%Added
Boothbay Fund Management, LLC23,451$208.0K0.01%−154,851−86.8%Reduced
Wells Fargo & Company23,481$209.0K0.00%−82,081−77.8%Reduced
Handelsbanken Fonder AB23,500$209.0K0.00%+1,500+6.8%Added
Fox Run Management, L.L.C.24,428$217.0K0.11%+24,428New
Tower Research Capital LLC (TRC)24,881$221.0K0.00%+7,491+43.1%Added
Cambridge Investment Research Advisors, Inc.25,269$224.0K0.00%−92−0.4%Reduced
Atria Wealth Solutions, Inc.25,981$231.0K0.00%+2,700+11.6%Added
Advisor Group Holdings, Inc.25,992$231.0K0.00%+4,997+23.8%Added
First Trust Advisors LP27,099$241.0K0.00%+2,668+10.9%Added
Blackhill Capital Inc27,615$245.0K0.03%00.0%Unchanged
Simplex Trading, LLC30,590$271.0K0.01%−27,180−47.0%Reduced
Mesirow Financial Investment Management, Inc.30,565$271.0K1.31%+30,565New
Arizona State Retirement System32,261$286.0K0.00%−1,588−4.7%Reduced
Bank of Montreal28,309$297.0K0.00%+17,746+168.0%Added
Quantbot Technologies LP34,373$305.0K0.03%+34,373New
D. E. Shaw & Co., Inc.36,628$325.0K0.00%−104,631−74.1%Reduced
Mirae Asset Global Investments Co., Ltd.36,927$328.0K0.00%+36,927New
Dynamic Technology Lab Private Ltd37,556$333.0K0.04%+20,813+124.3%Added
Empowered Funds, LLC39,464$350.0K0.05%+39,464New
Moody National Bank Trust Division40,700$361.0K0.04%+40,700New
State Board of Administration of Florida Retirement System41,411$368.0K0.00%00.0%Unchanged
SEI Investments Co42,681$379.0K0.00%+42,681New
New York Life Investments Alternatives43,682$388.0K0.36%+17,932+69.6%Added
Great Lakes Advisors, LLC45,678$406.0K0.01%+45,678New
AlphaCrest Capital Management LLC47,676$423.0K0.02%+11,950+33.4%Added
SG Americas Securities, LLC47,860$425.0K0.01%+47,860New
CIBC World Markets Inc.48,796$433.0K0.00%−1,350−2.7%Reduced
Voya Investment Management LLC51,986$462.0K0.00%−2,214−4.1%Reduced
Manufacturers Life Insurance Company, The52,703$468.0K0.00%−586−1.1%Reduced
Formula Growth Ltd56,430$501.0K0.14%00.0%Unchanged
American International Group, Inc.61,263$544.0K0.00%−3,214−5.0%Reduced
Russell Investments Group, Ltd.63,500$563.0K0.00%00.0%Unchanged
Trexquant Investment LP64,178$570.0K0.03%+64,178New
Jane Street Group, LLC66,793$593.0K0.00%+22,530+50.9%Added
MetLife Investment Management69,690$618.8K0.00%00.0%Unchanged
Millennium Management LLC74,710$663.0K0.00%−423,720−85.0%Reduced
Price T Rowe Associates Inc76,622$680.0K0.00%+20,294+36.0%Added
ETF Managers Group, LLC75,354$711.0K0.02%+75,354New
Royal Bank of Canada82,466$733.0K0.00%+9,971+13.8%Added
1492 Capital Management LLC82,709$734.0K0.48%+24,063+41.0%Added
Walleye Capital LLC82,732$735.0K0.02%+82,732New
Greenwood Capital Associates LLC86,094$765.0K0.12%+255+0.3%Added
Ardsley Advisory Partners LP94,250$837.0K0.21%+19,250+25.7%Added
Advisory Services Network, LLC94,849$842.0K0.03%−4,927−4.9%Reduced
ClariVest Asset Management LLC95,957$852.0K0.04%+71,714+295.8%Added
PDT Partners, LLC100,741$895.0K0.08%+12,591+14.3%Added
Invesco Ltd.103,175$916.0K0.00%+4,174+4.2%Added
Round Table Services, LLC110,000$977.0K0.18%00.0%Unchanged
TCW Group Inc110,004$977.0K0.01%+110,004New
JPMorgan Chase & Co113,900$1.01M0.00%−219,276−65.8%Reduced
HighTower Advisors, LLC114,435$1.02M0.00%+3,175+2.9%Added
Legal & General Group Plc114,698$1.02M0.00%−4,175−3.5%Reduced
First Eagle Investment Management, LLC115,000$1.02M0.00%+115,000New
Holocene Advisors, LP121,143$1.08M0.01%−9,096−7.0%Reduced
Group One Trading, L.P.122,744$1.09M0.03%−62,570−33.8%Reduced
HSBC Holdings PLC123,586$1.13M0.00%−14,719−10.6%Reduced
Alpha Paradigm Partners, LLC127,986$1.14M0.47%+127,986New
Knights of Columbus Asset Advisors LLC129,006$1.15M0.11%+1,355+1.1%Added
Perkins Capital Management Inc136,025$1.21M1.25%+112,500+478.2%Added
Brasada Capital Management, LP146,415$1.30M0.29%−4,850−3.2%Reduced
Fuller & Thaler Asset Management, Inc.146,880$1.30M0.01%−150.0%Reduced
Griffin Asset Management, Inc.151,112$1.34M0.21%+650+0.4%Added
Credit Suisse AG155,423$1.38M0.00%−67,252−30.2%Reduced
Alliancebernstein L.P.157,135$1.40M0.00%+29,484+23.1%Added
California State Teachers Retirement System158,064$1.40M0.00%−4,225−2.6%Reduced
Woodmont Investment Counsel LLC163,019$1.45M0.18%−12,174−6.9%Reduced
Harspring Capital Management, LLC180,000$1.60M0.36%+180,000New
New York State Common Retirement Fund183,433$1.63M0.00%−21,540−10.5%Reduced
Connacht Asset Management LP184,847$1.64M2.34%+111,262+151.2%Added
Allspring Global Investments Holdings, LLC192,944$1.71M0.00%+1,390+0.7%Added
Stephens Inc199,559$1.77M0.04%+8,305+4.3%Added
Kerrisdale Advisers, LLC200,727$1.78M0.56%−241,981−54.7%Reduced
Rhumbline Advisers201,797$1.79M0.00%+51,584+34.3%Added
State of Wisconsin Investment Board210,011$1.86M0.00%+59,311+39.4%Added
CastleKnight Management LP230,400$2.05M0.63%+164,246+248.3%Added
Bank of America Corp230,812$2.05M0.00%−24,457−9.6%Reduced
Millrace Asset Group, Inc.234,423$2.08M1.95%+73,255+45.5%Added
Cubist Systematic Strategies, LLC254,158$2.26M0.02%+21,196+9.1%Added
Beacon Investment Advisory Services, Inc.259,902$2.31M0.12%+8,071+3.2%Added
Swiss National Bank280,400$2.49M0.00%−15,700−5.3%Reduced
Ameriprise Financial Inc300,805$2.67M0.00%+91,446+43.7%Added
Nordea Investment Management AB303,992$2.72M0.00%+5,922+2.0%Added
Two Sigma Advisers, LP320,192$2.84M0.01%−16,400−4.9%Reduced
Citigroup Inc324,752$2.88M0.00%−55,967−14.7%Reduced
ExodusPoint Capital Management, LP326,107$2.90M0.04%+150,667+85.9%Added
Two Sigma Investments, LP335,671$2.98M0.01%−144,954−30.2%Reduced
Fred Alger Management, LLC336,992$2.99M0.01%−98,231−22.6%Reduced
Equitec Proprietary Markets, LLC343,164$3.05M1.43%+48,593+16.5%Added
Balyasny Asset Management LLC353,261$3.14M0.01%+353,261New
Madison Asset Management, LLC364,453$3.24M0.05%+27,144+8.0%Added
Meros Investment Management, LP373,372$3.32M3.08%+46,304+14.2%Added
Susquehanna International Group, LLP381,568$3.39M0.01%−201,914−34.6%Reduced
King Luther Capital Management Corp388,375$3.45M0.02%−199,430−33.9%Reduced
Industrial Alliance Investment Management Inc.410,336$3.64M0.10%+410,336New
BW Gestao de Investimentos Ltda.423,063$3.76M0.87%−130,221−23.5%Reduced
Thrivent Financial for Lutherans431,878$3.84M0.01%−55,666−11.4%Reduced
S Squared Technology, LLC449,090$3.99M2.76%+70,000+18.5%Added
Manatuck Hill Partners, LLC538,191$4.78M2.39%+147,300+37.7%Added