J. Goldman & Co’s Magnite MGNI Stock Holding History

J. Goldman & Co’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
2024 Q2	–	Sell	-279,600	Closed	-$3.01M	–	541
2024 Q1	$3.01M	Buy	+279,600	New	+$2.79M	0.1%	184

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

J. Goldman & Co's MGNI Position: Q1 2026 in Review

J. Goldman & Co sold out of Magnite (MGNI) in Q1 2026, closing a stake of 782,837 shares — an estimated $12.7M sold.

J. Goldman & Co first reported a position in MGNI in Q3 2014 and held it in 9 quarters. The position peaked at $22.4M in Q3 2025. 297 funds tracked by Wall St. Rank hold MGNI as of Q1 2026.

J. Goldman & Co reported no remaining Magnite position as of Q1 2026 after selling out during the quarter.
J. Goldman & Co sold 782,837 Magnite shares in Q1 2026, an estimated $12.7M.
J. Goldman & Co first reported a position in Magnite in Q3 2014 and held it in 9 quarters.
J. Goldman & Co's Magnite position peaked at $22.4M in Q3 2025.
297 funds tracked by Wall St. Rank held Magnite as of Q1 2026.

Based on J. Goldman & Co's 13F filing for Q1 2026, filed 15 May 2026.