KING LUTHER CAPITAL MANAGEMENT CORP

Position in MGNI — Magnite, Inc.

CIK 310051 FORT WORTH, TX

Position in MGNI

as of Mar 31, 2026 · filed May 11, 2026 Compact

Position Value

$6,309,064

-$2,059,692 QoQ

Shares Held

531,066

+3.0% QoQ

Ownership

0.371%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2020

23 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Communication Services · as of Mar 31, 2026

KING LUTHER CAPITAL MANAGEMENT CORP holds $10,764,508 across 5 Advertising Agencies names. MGNI ranks #1 (58.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MGNI	Magnite, Inc. This page	531,066	$6,309,064
2	CRTO	Criteo S.A.	203,910	$3,656,106
3	TTD	Trade Desk, Inc.	20,080	$455,615
4	OMC	Omnicom Group Inc.	4,189	$315,473
5	CCO	Clear Channel Outdoor Holdings, Inc.	11,920	$28,250

23 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$6,309,064	531,066	+3.0%	Shares	Sole	2026-05-11
2025-12-31	$8,368,756	515,635	+14.6%	Shares	Sole	2026-02-09
2025-09-30	$9,800,128	449,960	-19.8%	Shares	Sole	2025-11-07
2025-06-30	$13,526,158	560,786	-3.8%	Shares	Sole	2025-08-07
2025-03-31	$6,649,588	582,786	+9.0%	Shares	Sole	2025-05-12
2024-12-31	$8,510,306	534,567	+2.4%	Shares	Sole	2025-02-07
2024-09-30	$7,227,511	521,842	-1.1%	Shares	Sole	2024-11-08
2024-06-30	$7,012,083	527,621	+1.7%	Shares	Sole	2024-08-12
2024-03-31	$5,576,121	518,709	-1.0%	Shares	Sole	2024-05-14
2023-12-31	$4,891,442	523,709	-2.5%	Shares	Sole	2024-02-09
2023-09-30	$4,052,063	537,409	+5.5%	Shares	Sole	2023-11-13
2023-06-30	$6,952,518	509,342	+1.4%	Shares	Sole	2023-08-10
2023-03-31	$4,651,427	502,314	-0.5%	Shares	Sole	2023-05-11
2022-12-31	$5,347,812	504,987	-0.1%	Shares	Sole	2023-02-13
2022-09-30	$3,320,885	505,462	+30.1%	Shares	Sole	2022-11-10
2022-06-30	$3,448,770	388,375	-33.9%	Shares	Sole	2022-08-11
2022-03-31	$7,764,904	587,805	+29.5%	Shares	Sole	2022-05-11
2021-12-31	$7,944,842	453,991	+35.7%	Shares	Sole	2022-02-14
2021-09-30	$9,366,140	334,505	+8.0%	Shares	Sole	2021-11-10
2021-06-30	$10,482,312	309,761	+22.2%	Shares	Sole	2021-08-13
2021-03-31	$10,548,551	253,510	-50.0%	Shares	Sole	2021-05-12
2020-12-31	$15,573,747	507,123	-27.9%	Shares	Sole	2021-02-10
2020-09-30	$4,887,191	703,193	—	Shares	Sole	2020-11-12
No filing history on record for this holder in this stock.