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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 2024

Institutional positions in Magnite, Inc. as of Jun 30, 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
269
+39 vs. Q1 2024
Shares held
104.3M
+2.45M (+2.4%) vs. Q1 2024
Total value
$1.39B
+$291.4M (+26.6%) vs. Q1 2024
New holders
69
105 more added
Sold out
30
64 more reduced

2 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: 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 2024: 269 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 2024: $1.39B
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 2024

Shares, value and share of portfolio for each institution holding Magnite, Inc.; share changes are against Q1 2024.

Institutions holding MGNI in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Hilton Capital Management, LLC160,651$2.14M0.18%+33,986+26.8%Added
Invesco Ltd.198,524$2.64M0.00%+5,539+2.9%Added
Oberweis Asset Management Inc200,000$2.66M0.16%+200,000New
Rhumbline Advisers202,273$2.69M0.00%−14,627−6.7%Reduced
Panagora Asset Management Inc207,528$2.76M0.01%+207,528New
Envestnet Asset Management Inc213,576$2.84M0.00%+195,327+1,070.3%Added
Millrace Asset Group, Inc.213,691$2.84M2.76%+109,184+104.5%Added
UBS Group AG229,510$3.05M0.00%+74,071+47.7%Added
American Century Companies Inc247,349$3.29M0.00%+32,334+15.0%Added
Swiss National Bank247,700$3.29M0.00%+2,800+1.1%Added
Jane Street Group, LLC260,090$3.46M0.00%+200,662+337.7%Added
Divisadero Street Capital Management, LP275,876$3.67M0.60%+275,876New
Lisanti Capital Growth, LLC282,845$3.76M0.90%−2,085−0.7%Reduced
Citadel Advisors LLC289,459$3.85M0.00%−127,307−30.5%Reduced
Gsa Capital Partners LLP289,620$3.85M0.27%−49,673−14.6%Reduced
First Trust Advisors LP303,491$4.03M0.00%+204,560+206.8%Added
Tudor Investment Corp Et Al307,051$4.08M0.05%−185,152−37.6%Reduced
1492 Capital Management LLC321,656$4.27M2.42%+90,508+39.2%Added
UBS Asset Management Americas Inc332,967$4.43M0.00%+166,082+99.5%Added
P.A.W. Capital Corp350,000$4.65M11.35%−130,000−27.1%Reduced
iA Global Asset Management Inc.353,480$4.70M0.09%+353,480New
Roumell Asset Management, LLC387,766$5.15M9.67%+120,000+44.8%Added
Harbor Capital Advisors, Inc.390,462$5.19M0.40%+284,202+267.5%Added
Scout Investments, Inc.405,437$5.39M0.14%−38,855−8.7%Reduced
Manatuck Hill Partners, LLC442,491$5.88M2.59%+330,000+293.4%Added
Advantage Alpha Capital Partners LP454,584$6.04M1.32%+217,367+91.6%Added
Verition Fund Management LLC470,435$6.25M0.05%+470,435New
Dana Investment Advisors, Inc.493,303$6.56M0.22%+493,303New
Russell Investments Group, Ltd.494,036$6.57M0.01%+353,836+252.4%Added
S Squared Technology, LLC494,505$6.57M2.90%00.0%Unchanged
Bank of America Corp504,255$6.70M0.00%+147,533+41.4%Added
King Luther Capital Management Corp527,621$7.01M0.03%+8,912+1.7%Added
Parallax Volatility Advisers, L.P.541,275$7.19M0.18%−205,625−27.5%Reduced
Squarepoint Ops LLC568,711$7.56M0.03%+426,095+298.8%Added
Norges Bank572,399$7.61M0.00%−207,320−26.6%Reduced
Frontier Capital Management Co LLC652,686$8.67M0.09%−7,501−1.1%Reduced
Williams Jones Wealth Management, LLC.694,570$9.23M0.11%−54,044−7.2%Reduced
Morgan Stanley723,251$9.61M0.00%−128,095−15.0%Reduced
Driehaus Capital Management LLC747,759$9.94M0.10%+747,759New
New York State Common Retirement Fund754,063$10.0M0.01%−30,897−3.9%Reduced
Grizzlyrock Capital, LLC803,167$10.7M8.87%+117,810+17.2%Added
Kopion Asset Management, LLC818,952$10.9M7.72%−205,359−20.0%Reduced
Ameriprise Financial Inc819,271$10.9M0.00%+583,136+247.0%Added
Granite Investment Partners, LLC844,758$11.2M0.46%+844,758New
Nordea Investment Management AB903,574$11.7M0.01%−85,873−8.7%Reduced
Penn Capital Management Co Inc920,810$12.3M1.16%−83,622−8.3%Reduced
Goldman Sachs Group Inc968,964$12.9M0.00%−228,947−19.1%Reduced
Charles Schwab Investment Management Inc1,006,448$13.4M0.00%+623+0.1%Added
Meros Investment Management, LP1,044,209$13.9M6.56%+13,570+1.3%Added
Silvercrest Asset Management Group LLC1,081,100$14.4M0.10%+227,505+26.7%Added
Victory Capital Management Inc1,303,104$17.3M0.02%−640,686−33.0%Reduced
Royce & Associates LP1,414,746$18.8M0.18%−260,266−15.5%Reduced
JPMorgan Chase & Co1,477,066$19.6M0.00%+276,721+23.1%Added
Marshall Wace, LLP1,559,520$20.7M0.03%+578,678+59.0%Added
Northern Trust Corp1,614,271$21.5M0.00%+276,524+20.7%Added
Nine Ten Capital Management LLC1,652,793$22.0M8.45%−2,061,605−55.5%Reduced
Kennedy Capital Management, Inc.1,764,966$23.5M0.50%+206,226+13.2%Added
Boston Partners2,108,472$28.3M0.04%+2,108,472New
Geode Capital Management, LLC2,904,741$38.6M0.00%−23,343−0.8%Reduced
Wellington Management Group LLP2,919,911$38.8M0.01%+114,087+4.1%Added
State Street Corp3,120,950$41.5M0.00%+76,088+2.5%Added
Bank of New York Mellon Corp3,302,309$43.9M0.01%+147,208+4.7%Added
Nuveen Asset Management, LLC4,138,360$55.0M0.02%+888,077+27.3%Added
Edenbrook Capital, LLC4,599,000$61.1M33.96%−1,223,255−21.0%Reduced
Granahan Investment Management Inc5,230,150$69.5M2.78%−207,942−3.8%Reduced
Dimensional Fund Advisors LP5,393,745$71.7M0.02%−54,778−1.0%Reduced
FMR LLC5,504,592$73.2M0.00%−2,044,730−27.1%Reduced
BlackRock Inc.9,699,628$128.9M0.00%−80,477−0.8%Reduced
Vanguard Group Inc12,964,295$172.3M0.00%+146,098+1.1%Added
Burgundy Asset Management Ltd.0$00.00%−2,457,031−100.0%Sold out
Trexquant Investment LP0$00.00%−131,611−100.0%Sold out
Arrowstreet Capital, Limited Partnership0$00.00%−120,577−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−116,800−100.0%Sold out
American International Group, Inc.0$00.00%−66,723−100.0%Sold out
Man Group plc0$00.00%−65,065−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−49,756−100.0%Sold out
Mirae Asset Global Investments Co., Ltd.0$00.00%−58,167−100.0%Sold out
Petrus Trust Company, LTA0$00.00%−47,782−100.0%Sold out
Sherbrooke Park Advisers LLC0$00.00%−42,326−100.0%Sold out
Point72 Asset Management, L.P.0$00.00%−34,800−100.0%Sold out
Fox Run Management, L.L.C.0$00.00%−32,160−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−29,208−100.0%Sold out
PEAK6 Investments LLC0$00.00%−21,343−100.0%Sold out
Two Sigma Advisers, LP0$00.00%−19,783−100.0%Sold out
Strategic Advocates LLC0$00.00%−17,641−100.0%Sold out
Numerai GP LLC0$00.00%−15,414−100.0%Sold out
Valeo Financial Advisors, LLC0$00.00%−16,152−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−12,879−100.0%Sold out
Atria Wealth Solutions, Inc.0$00.00%−11,650−100.0%Sold out
Centiva Capital, LP0$00.00%−11,447−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−9,600−100.0%Sold out
Metropolitan Life Insurance Co0$00.00%−7,403−100.0%Sold out
Point72 Asia (Singapore) Pte. Ltd.0$00.00%−6,651−100.0%Sold out
Point72 Hong Kong Ltd0$00.00%−3,133−100.0%Sold out
Orion Capital Management LLC0$00.00%−500−100.0%Sold out
Catalyst Funds Management Pty Ltd0$00.00%−200−100.0%Sold out
Steward Partners Investment Advisory, LLC0$00.00%−100−100.0%Sold out
1832 Asset Management L.P.0$00.00%−10−100.0%Sold out
Quest Partners LLC0$00.00%−1−100.0%Sold out
Credit Suisse AG––––Not filed