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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, 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.

Institutional holdersQ1 2024: 232 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 heldQ1 2024: $1.10B
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, Q1 2024

Shares, value and share of portfolio for each institution holding Magnite, Inc.; share changes are against Q4 2023.

Institutions holding MGNI in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Quest Partners LLC1$110.00%+1New
Toronto Dominion Bank7$750.00%00.0%Unchanged
Rothschild Investment LLC10$1080.00%+10New
1832 Asset Management L.P.10$1080.00%+10New
DHJJ Financial Advisors, Ltd.13$1400.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec18$1940.00%00.0%Unchanged
Lindbrook Capital, LLC25$2690.00%−611−96.1%Reduced
Nelson, Van Denburg & Campbell Wealth Management Group, LLC29$3110.00%+29New
Principal Securities, Inc.32$3440.00%−2−5.9%Reduced
EverSource Wealth Advisors, LLC42$3710.00%+42New
Farther Finance Advisors, LLC40$4230.00%00.0%Unchanged
HM Payson & Co40$4300.00%00.0%Unchanged
ClariVest Asset Management LLC43$4620.00%00.0%Unchanged
Duncker Streett & Co Inc52$5590.00%00.0%Unchanged
NBC Securities, Inc.0$1.00K0.00%−27,485−100.0%Reduced
Covestor Ltd81$1.00K0.00%00.0%Unchanged
Valley National Advisers Inc98$1.00K0.00%+98New
Steward Partners Investment Advisory, LLC100$1.07K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.110$1.18K0.00%00.0%Unchanged
First Horizon Advisors, Inc.141$1.51K0.00%00.0%Unchanged
Rise Advisors, LLC150$1.61K0.00%00.0%Unchanged
McIlrath & Eck, LLC160$1.72K0.00%00.0%Unchanged
Abound Wealth Management176$1.89K0.00%00.0%Unchanged
Clearstead Advisors, LLC210$1.92K0.00%00.0%Unchanged
CWM, LLC203$2.00K0.00%00.0%Unchanged
Catalyst Funds Management Pty Ltd200$2.15K0.00%+200New
J.Safra Asset Management Corp218$2.34K0.00%+218New
Versant Capital Management, Inc221$2.38K0.00%+149+206.9%Added
Allworth Financial LP249$2.68K0.00%−19−7.1%Reduced
Colonial Trust Co303$3.15K0.00%00.0%Unchanged
Proequities, Inc.315$3.39K0.00%00.0%Unchanged
Parallel Advisors, LLC321$3.45K0.00%00.0%Unchanged
Benjamin F. Edwards & Company, Inc.408$4.00K0.00%00.0%Unchanged
US Bancorp449$4.83K0.00%+267+146.7%Added
Newbridge Financial Services Group, Inc.450$4.84K0.00%−4,000−89.9%Reduced
Halpern Financial, Inc.512$5.14K0.00%00.0%Unchanged
Orion Capital Management LLC500$5.38K0.00%00.0%Unchanged
Harbour Investments, Inc.565$6.07K0.00%00.0%Unchanged
Fortitude Family Office, LLC566$6.08K0.00%00.0%Unchanged
IFP Advisors, Inc600$6.45K0.00%00.0%Unchanged
EntryPoint Capital, LLC652$7.01K0.01%−7,678−92.2%Reduced
Signaturefd, LLC751$8.05K0.00%00.0%Unchanged
Umb Bank N A1,063$11.4K0.00%+1,063New
Huntington National Bank1,500$16.1K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC1,653$17.8K0.00%+133+8.8%Added
Banque Cantonale Vaudoise1,741$19.0K0.00%−236−11.9%Reduced
Tower Research Capital LLC (TRC)1,911$20.5K0.00%−23,741−92.6%Reduced
HighMark Wealth Management LLC2,250$24.2K0.01%+2,250New
Global Retirement Partners, LLC2,577$27.7K0.00%+62+2.5%Added
Shell Asset Management Co2,132$28.0K0.00%−124−5.5%Reduced
Northwestern Mutual Wealth Management Co3,100$33.3K0.00%+100+3.3%Added
Point72 Hong Kong Ltd3,133$33.7K0.00%+3,133New
State of Wyoming3,442$37.0K0.01%+3,442New
Guinness Atkinson Asset Management Inc3,618$38.9K0.02%−1,206−25.0%Reduced
Baldwin Brothers Inc4,000$43.0K0.00%00.0%Unchanged
Amalgamated Bank4,529$49.0K0.00%−10,255−69.4%Reduced
Quarry LP6,084$65.4K0.03%+3,352+122.7%Added
Point72 Asia (Singapore) Pte. Ltd.6,651$71.5K0.02%+6,651New
Metropolitan Life Insurance Co7,403$79.6K0.00%−92−1.2%Reduced
Aquatic Capital Management LLC9,600$103.2K0.00%+9,600New
O'Shaughnessy Asset Management, LLC10,019$107.7K0.00%+10,019New
STRS Ohio10,100$108.0K0.00%−600−5.6%Reduced
Prudent Man Advisors, LLC10,122$108.8K0.04%−620−5.8%Reduced
State of Wisconsin Investment Board10,151$109.1K0.00%−889−8.1%Reduced
Prudential Financial Inc10,492$112.8K0.00%00.0%Unchanged
Boothbay Fund Management, LLC10,529$113.2K0.00%+10,529New
Cetera Investment Advisers10,539$113.3K0.00%+10,539New
Commonwealth Equity Services, LLC10,617$114.0K0.00%−22,801−68.2%Reduced
Advisor Group Holdings, Inc.10,671$114.7K0.00%−3,525−24.8%Reduced
Gabelli Funds LLC10,820$116.3K0.00%00.0%Unchanged
Cornerstone Wealth Management, LLC11,020$118.5K0.01%00.0%Unchanged
Centiva Capital, LP11,447$123.1K0.01%−1,879−14.1%Reduced
Atria Wealth Solutions, Inc.11,650$125.2K0.00%00.0%Unchanged
Captrust Financial Advisors11,685$125.6K0.00%−5,076−30.3%Reduced
Cambridge Investment Research Advisors, Inc.12,072$130.0K0.00%+215+1.8%Added
Great West Life Assurance Co12,205$131.0K0.00%00.0%Unchanged
Bayesian Capital Management, LP12,300$132.2K0.01%+12,300New
Pictet Asset Management Holding SA12,758$137.1K0.00%00.0%Unchanged
Susquehanna International Group, LLP12,879$138.4K0.00%−102,526−88.8%Reduced
HCR Wealth Advisors13,000$139.8K0.02%00.0%Unchanged
Ameritas Investment Partners, Inc.13,310$143.1K0.00%00.0%Unchanged
Valeo Financial Advisors, LLC16,152$147.0K0.01%−2,040−11.2%Reduced
Raymond James & Associates14,392$154.7K0.00%+380+2.7%Added
Public Employees Retirement Association of Colorado14,986$161.0K0.00%00.0%Unchanged
Millennium Management LLC15,139$162.7K0.00%−289,953−95.0%Reduced
Leonteq Securities AG15,190$163.3K0.02%−605−3.8%Reduced
Numerai GP LLC15,414$165.7K0.07%+15,414New
Verdence Capital Advisors LLC16,325$175.5K0.02%+3,126+23.7%Added
Principal Financial Group Inc16,637$178.8K0.00%+243+1.5%Added
Strategic Advocates LLC17,641$189.6K0.07%+17,641New
Vident Advisory, LLC18,126$194.9K0.00%+18,126New
Envestnet Asset Management Inc18,249$196.2K0.00%+2,737+17.6%Added
Iridian Asset Management LLC18,390$197.7K0.04%+18,390New
Blackhill Capital Inc18,779$201.9K0.01%00.0%Unchanged
Two Sigma Advisers, LP19,783$212.7K0.00%+3,200+19.3%Added
Ledgewood Wealth Advisors, LLC19,795$212.8K0.20%00.0%Unchanged
Mount Yale Investment Advisors, LLC20,476$220.1K0.02%−1,443−6.6%Reduced
Corton Capital Inc.20,627$221.7K0.08%+20,627New
Evanson Asset Management, LLC21,171$227.6K0.02%00.0%Unchanged
PEAK6 Investments LLC21,343$229.4K0.01%+19,736+1,228.1%Added