Numerai’s Magnite MGNI Stock Holding History

Numerai’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	-16,327	Closed	-$356K	–	706
2025 Q3	$356K	Buy	+16,327	New	+$386K	0.05%	402
2024 Q2	–	Sell	-15,414	Closed	-$166K	–	386
2024 Q1	$166K	Buy	+15,414	New	+$154K	0.07%	235

Other funds holding MGNI

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

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

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

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

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

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 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

Numerai's MGNI Position: Q4 2025 in Review

Numerai sold out of Magnite (MGNI) in Q4 2025, closing a stake of 16,327 shares — an estimated $356K sold.

Numerai first reported a position in MGNI in Q1 2024 and held it in 2 quarters. The position peaked at $356K in Q3 2025. 304 funds tracked by Wall St. Rank hold MGNI as of Q4 2025.

Numerai reported no remaining Magnite position as of Q4 2025 after selling out during the quarter.
Numerai sold 16,327 Magnite shares in Q4 2025, an estimated $356K.
Numerai first reported a position in Magnite in Q1 2024 and held it in 2 quarters.
Numerai's Magnite position peaked at $356K in Q3 2025.
304 funds tracked by Wall St. Rank held Magnite as of Q4 2025.

Based on Numerai's 13F filing for Q4 2025, filed 17 Feb 2026.