Capital Fund Management (CFM)’s Magnite MGNI Stock Holding History

Capital Fund Management (CFM)’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 Q1	–	Sell	-37,900	Closed	-$615K	–	2372
2025 Q4	$615K	Buy	37,900 +8,700	+30%	+$144K	﹤0.01%	2165
2025 Q3	$636K	Sell	29,200 -3,500	-11%	-$82.6K	﹤0.01%	2245
2025 Q2	$789K	Buy	+32,700	New	+$482K	﹤0.01%	2073
2023 Q1	–	Sell	-69,100	Closed	-$732K	–	1676
2022 Q4	$732K	Hold	69,100	–	–	﹤0.01%	1197
2022 Q3	$454K	Sell	69,100 -800	-1%	-$6.44K	﹤0.01%	1289
2022 Q2	$621K	Sell	69,900 -26,600	-28%	-$285K	0.01%	1198
2022 Q1	$1.27M	Sell	96,500 -73,800	-43%	-$995K	0.01%	1091
2021 Q4	$2.98M	Sell	170,300 -60,300	-26%	-$1.36M	0.02%	858
2021 Q3	$6.46M	Buy	230,600 +114,500	+99%	+$3.45M	0.05%	500
2021 Q2	$3.93M	Buy	+116,100	New	+$3.93M	0.03%	659

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

Capital Fund Management (CFM)'s MGNI Position: Q3 2021 in Review

Capital Fund Management (CFM) sold out of Magnite (MGNI) in Q3 2021, closing a stake of 71,962 shares — an estimated $2.17M sold.

Capital Fund Management (CFM) first reported a position in MGNI in Q2 2015 and held it in 6 quarters. The position peaked at $2.44M in Q2 2021. 278 funds tracked by Wall St. Rank hold MGNI as of Q3 2021.

Capital Fund Management (CFM) reported no remaining Magnite position as of Q3 2021 after selling out during the quarter.
Capital Fund Management (CFM) sold 71,962 Magnite shares in Q3 2021, an estimated $2.17M.
Capital Fund Management (CFM) first reported a position in Magnite in Q2 2015 and held it in 6 quarters.
Capital Fund Management (CFM)'s Magnite position peaked at $2.44M in Q2 2021.
278 funds tracked by Wall St. Rank held Magnite as of Q3 2021.

Based on Capital Fund Management (CFM)'s 13F filing for Q3 2021, filed 12 Nov 2021.