Natixis’s Magnite MGNI Stock Holding History

Natixis’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	–	Sell	-42,100	Closed	-$500K	–	1295
2026 Q1	$500K	Buy	+42,100	New	+$564K	﹤0.01%	813
2022 Q1	–	Sell	-19,000	Closed	-$332K	–	1261
2021 Q4	$332K	Buy	+19,000	New	+$428K	﹤0.01%	1113

Other funds holding MGNI

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

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

Natixis's MGNI Position: Q2 2026 in Review

Natixis sold out of Magnite (MGNI) in Q2 2026, closing a stake of 42,100 shares — an estimated $500K sold.

Natixis first reported a position in MGNI in Q4 2021 and held it in 2 quarters. The position peaked at $500K in Q1 2026. 311 funds tracked by Wall St. Rank hold MGNI as of Q2 2026.

Natixis reported no remaining Magnite position as of Q2 2026 after selling out during the quarter.
Natixis sold 42,100 Magnite shares in Q2 2026, an estimated $500K.
Natixis first reported a position in Magnite in Q4 2021 and held it in 2 quarters.
Natixis's Magnite position peaked at $500K in Q1 2026.
311 funds tracked by Wall St. Rank held Magnite as of Q2 2026.

Based on Natixis's 13F filing for Q2 2026, filed 13 Aug 2026.