Mercer Global Advisors’s Magnite MGNI Stock Holding History

Mercer Global Advisors’s Portfolio MGNI Stock Details MGNI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$219K	Buy	+18,458	New	+$247K	﹤0.01%	2749
2023 Q2	–	Sell	-12,836	Closed	-$119K	–	1993
2023 Q1	$119K	Sell	12,836 -2,411	-16%	-$25.7K	﹤0.01%	1808
2022 Q4	$161K	Buy	15,247 +4,243	+39%	+$38.7K	﹤0.01%	1751
2022 Q3	$72K	Buy	+11,004	New	+$88.6K	﹤0.01%	1748
2021 Q2	–	Sell	-16,007	Closed	-$666K	–	1713
2021 Q1	$666K	Buy	+16,007	New	+$693K	0.01%	952

Other funds holding MGNI

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

Mercer Global Advisors's MGNI Position: Q1 2026 in Review

Mercer Global Advisors opened a new position in Magnite (MGNI) in Q1 2026: 18,458 shares worth $219K. The stake represents ﹤0.01% of the portfolio and ranks #2749 among its holdings. This is a return to the name: Mercer Global Advisors previously reported a position in MGNI as recently as Q1 2023.

Mercer Global Advisors first reported a position in MGNI in Q1 2021 and has held it in 5 quarters since. The position peaked at $666K in Q1 2021. 296 funds tracked by Wall St. Rank hold MGNI as of Q1 2026.

Mercer Global Advisors held 18,458 shares of Magnite worth $219K as of Q1 2026.
Magnite was a new Mercer Global Advisors position in Q1 2026.
Magnite made up ﹤0.01% of Mercer Global Advisors's portfolio in Q1 2026, its #2749 holding.
Mercer Global Advisors first reported a position in Magnite in Q1 2021 and has held it in 5 quarters since.
Mercer Global Advisors's Magnite position peaked at $666K in Q1 2021.
296 funds tracked by Wall St. Rank held Magnite as of Q1 2026.

Based on Mercer Global Advisors's 13F filing for Q1 2026, filed 15 May 2026.