Blackhill Capital’s Magnite MGNI Stock Holding History

Blackhill Capital’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	$71.2K	Hold	5,991	–	–	﹤0.01%	44
2025 Q4	$97.2K	Sell	5,991 -5,631	-48%	-$93.5K	0.01%	44
2025 Q3	$253K	Hold	11,622	–	–	0.01%	42
2025 Q2	$280K	Hold	11,622	–	–	0.02%	41
2025 Q1	$133K	Hold	11,622	–	–	0.01%	43
2024 Q4	$185K	Sell	11,622 -7,157	-38%	-$105K	0.01%	43
2024 Q3	$260K	Hold	18,779	–	–	0.02%	44
2024 Q2	$250K	Hold	18,779	–	–	0.02%	43
2024 Q1	$202K	Hold	18,779	–	–	0.01%	45
2023 Q4	$175K	Hold	18,779	–	–	0.01%	45
2023 Q3	$142K	Hold	18,779	–	–	0.01%	44
2023 Q2	$256K	Hold	18,779	–	–	0.03%	38
2023 Q1	$174K	Hold	18,779	–	–	0.02%	45
2022 Q4	$199K	Sell	18,779 -8,836	-32%	-$80.7K	0.02%	43
2022 Q3	$181K	Hold	27,615	–	–	0.02%	43
2022 Q2	$245K	Hold	27,615	–	–	0.03%	43
2022 Q1	$365K	Hold	27,615	–	–	0.03%	43
2021 Q4	$483K	Hold	27,615	–	–	0.04%	42
2021 Q3	$773K	Hold	27,615	–	–	0.07%	35
2021 Q2	$934K	Hold	27,615	–	–	0.09%	32
2021 Q1	$1.15M	Hold	27,615	–	–	0.1%	32
2020 Q4	$848K	Hold	27,615	–	–	0.1%	37
2020 Q3	$192K	Hold	27,615	–	–	0.03%	49
2020 Q2	$184K	Buy	+27,615	New	+$173K	0.03%	50

Other funds holding MGNI

BlackRock New York $6.73T AUM 46.02% 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 $113B AUM 38.87% 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 $552B AUM 44.19% 1-Year Est. Return

Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return

Blackhill Capital's MGNI Position: Q1 2026 in Review

Blackhill Capital held its Magnite (MGNI) position steady in Q1 2026 at 5,991 shares worth $71.2K. The position accounts for ﹤0.01% of the portfolio, ranked #44.

Blackhill Capital first reported a position in MGNI in Q2 2020 and has held it in 24 quarters since. The position peaked at $1.15M in Q1 2021. 296 funds tracked by Wall St. Rank hold MGNI as of Q1 2026.

Blackhill Capital held 5,991 shares of Magnite worth $71.2K as of Q1 2026.
Blackhill Capital left its Magnite share count unchanged in Q1 2026.
Magnite made up ﹤0.01% of Blackhill Capital's portfolio in Q1 2026, its #44 holding.
Blackhill Capital first reported a position in Magnite in Q2 2020 and has held it in 24 quarters since.
Blackhill Capital's Magnite position peaked at $1.15M in Q1 2021.
296 funds tracked by Wall St. Rank held Magnite as of Q1 2026.

Based on Blackhill Capital's 13F filing for Q1 2026, filed 14 May 2026.