Wellington Management Group LLP Magnite, Inc. Transaction History

Wellington Management Group LLP

$545 Billion
Q3 2025

A detailed history of Wellington Management Group LLP transactions in Magnite, Inc. stock. As of the latest transaction made, Wellington Management Group LLP holds 5,144,549 shares of MGNI stock, worth $73.2 Million. This represents 0.02% of its overall portfolio holdings.

Number of Shares

5,144,549

Previous 5,447,837 5.57%

Holding current value

$73.2 Million

Previous $131 Million 14.73%

% of portfolio

0.02%

Previous 0.02%

17 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	SELL	$21.75 - $26.52 $6.6 Million - $8.04 Million	-303,288 Reduced 5.57%	5,144,549 $112 Million
Q2 2025 Aug 14, 2025	SELL	$9.0 - $24.12 $4.1 Million - $11 Million	-455,434 Reduced 7.71%	5,447,837 $131 Million
Q1 2025 May 13, 2025	BUY	$11.41 - $21.17 $67.4 Million - $125 Million	5,903,271 New	5,903,271 $67.4 Million
Q4 2024 Feb 12, 2025	BUY	$11.91 - $18.0 $5.36 Million - $8.11 Million	450,341 Added 6.84%	7,030,011 $112 Million
Q3 2024 Nov 14, 2024	BUY	$12.37 - $15.84 $45.3 Million - $58 Million	3,659,759 Added 125.34%	6,579,670 $91.1 Million
Q2 2024 Aug 13, 2024	BUY	$8.46 - $13.87 $965,176 - $1.58 Million	114,087 Added 4.07%	2,919,911 $38.8 Million
Q1 2024 May 15, 2024	BUY	$8.69 - $12.23 $24.4 Million - $34.3 Million	2,805,824 New	2,805,824 $30.2 Million
Q4 2023 Feb 12, 2024	BUY	$6.51 - $9.84 $19.1 Million - $28.9 Million	2,939,541 New	2,939,541 $27.5 Million
Q3 2023 Nov 14, 2023	BUY	$7.35 - $15.48 $5.84 Million - $12.3 Million	795,145 Added 38.0%	2,887,412 $21.8 Million
Q2 2023 Aug 14, 2023	BUY	$8.41 - $13.85 $4.1 Million - $6.75 Million	487,670 Added 30.39%	2,092,267 $28.6 Million
Q1 2023 May 12, 2023	BUY	$8.4 - $13.76 $1.01 Million - $1.66 Million	120,697 Added 8.13%	1,604,597 $14.9 Million
Q4 2022 Feb 13, 2023	BUY	$5.78 - $12.66 $413,830 - $906,418	71,597 Added 5.07%	1,483,900 $15.7 Million
Q3 2022 Nov 14, 2022	BUY	$6.35 - $9.8 $8.97 Million - $13.8 Million	1,412,303 New	1,412,303 $9.28 Million
Q3 2021 Nov 15, 2021	SELL	$24.3 - $34.68 $300,469 - $428,818	-12,365 Closed	0 $0
Q2 2021 Aug 16, 2021	BUY	$24.53 - $42.8 $303,313 - $529,222	12,365 New	12,365 $418,000
Q4 2020 Feb 12, 2021	SELL	$7.23 - $32.5 $31.3 Million - $141 Million	-4,326,109 Closed	0 $0
Q3 2020 Nov 16, 2020	BUY	$5.67 - $7.88 $24.5 Million - $34.1 Million	4,326,109 New	4,326,109 $30 Million

Others Institutions Holding MGNI

# of Institutions

363

Shares Held

123M

Call Options Held

5.05M

Put Options Held

4.2M

View Full List

About MAGNITE, INC.

Ticker MGNI
Exchange NASDAQ
Sector Communication Services
Industry Advertising Agencies
Shares Outstandng 132,937,000
Market Cap $1.89B
Description
Magnite, Inc. operates an independent sell-side advertising platform in the United States and internationally. The company's platform offers applications and services for sellers of digital advertising inventory or publishers that own and operate CTV channels, applications, websites, and other digital media properties, to manage and monetize the...

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Wellington Management Group LLP Magnite, Inc. Transaction History