Z3 Capital Partners’s Magnite MGNI Stock Holding History

Z3 Capital Partners’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 Q2	$1.44M	Sell	76,050 -5,300	-7%	-$75.9K	0.3%	61
2026 Q1	$966K	Sell	81,350 -10,800	-12%	-$145K	0.24%	77
2025 Q4	$1.5M	Buy	+92,150	New	+$1.53M	0.36%	58

Other funds holding MGNI

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Edenbrook Capital Mt. Kisco, New York $496M AUM 53.85% 1-Year Est. Return

Z3 Capital Partners's MGNI Position: Q2 2026 in Review

Z3 Capital Partners reduced its Magnite (MGNI) stake by 6.5% in Q2 2026, selling an estimated $75.9K and leaving 76,050 shares worth $1.44M. The position accounts for 0.3% of the portfolio, ranked #61.

Z3 Capital Partners first reported a position in MGNI in Q4 2025 and has held it in 3 quarters since. The position peaked at $1.5M in Q4 2025. 289 funds tracked by Wall St. Rank hold MGNI as of Q2 2026.

Z3 Capital Partners held 76,050 shares of Magnite worth $1.44M as of Q2 2026.
Z3 Capital Partners sold 5,300 Magnite shares in Q2 2026, an estimated $75.9K.
Magnite made up 0.3% of Z3 Capital Partners's portfolio in Q2 2026, its #61 holding.
Z3 Capital Partners first reported a position in Magnite in Q4 2025 and has held it in 3 quarters since.
Z3 Capital Partners's Magnite position peaked at $1.5M in Q4 2025.
289 funds tracked by Wall St. Rank held Magnite as of Q2 2026.

Based on Z3 Capital Partners's 13F filing for Q2 2026, filed 28 Jul 2026.