Balyasny Asset Management’s Magnite MGNI Stock Holding History

Balyasny Asset Management’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
2025 Q4	–	Sell	-12,700	Closed	-$277K	–	3374
2025 Q3	$277K	Sell	12,700 -4,200	-25%	-$99.2K	﹤0.01%	2603
2025 Q2	$408K	Buy	+16,900	New	+$249K	﹤0.01%	2372
2023 Q2	–	Sell	-250,000	Closed	-$2.31M	–	2591
2023 Q1	$2.31M	Buy	+250,000	New	+$2.66M	0.01%	1405

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

Balyasny Asset Management's MGNI Position: Q1 2026 in Review

Balyasny Asset Management increased its Magnite (MGNI) stake by 72% in Q1 2026, buying an estimated $8.41M and bringing the position to 1,500,443 shares worth $17.8M. The position accounts for 0.02% of the portfolio, ranked #735.

Balyasny Asset Management first reported a position in MGNI in Q4 2015 and has held it in 13 quarters since. 296 funds tracked by Wall St. Rank hold MGNI as of Q1 2026.

Balyasny Asset Management held 1,500,443 shares of Magnite worth $17.8M as of Q1 2026.
Balyasny Asset Management bought 627,235 Magnite shares in Q1 2026, an estimated $8.41M.
Magnite made up 0.02% of Balyasny Asset Management's portfolio in Q1 2026, its #735 holding.
Balyasny Asset Management first reported a position in Magnite in Q4 2015 and has held it in 13 quarters since.
296 funds tracked by Wall St. Rank held Magnite as of Q1 2026.

Based on Balyasny Asset Management's 13F filing for Q1 2026, filed 15 May 2026.