Jennison Associates’s Magnite MGNI Stock Holding History

Jennison Associates’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	-57,849	Closed	-$687K	–	603
2026 Q1	$687K	Buy	+57,849	New	+$776K	﹤0.01%	527
2025 Q4	–	Sell	-40,431	Closed	-$881K	–	615
2025 Q3	$881K	Buy	+40,431	New	+$955K	﹤0.01%	477
2025 Q1	–	Sell	-51,373	Closed	-$818K	–	616
2024 Q4	$818K	Buy	+51,373	New	+$754K	﹤0.01%	507

Other funds holding MGNI

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

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

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

BGC

Blue Grotto Capital Atlanta, Georgia $1.2B AUM 48.81% 1-Year Est. Return

Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Maestria Partners Atlanta, Georgia $288M AUM 13.77% 1-Year Est. Return

KAM

Kopion Asset Management Mckinney, Texas $158M AUM 11.93% 1-Year Est. Return

First Eagle Investment Management New York $59.9B AUM 27.01% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return

Jennison Associates's MGNI Position: Q2 2026 in Review

Jennison Associates sold out of Magnite (MGNI) in Q2 2026, closing a stake of 57,849 shares — an estimated $687K sold.

Jennison Associates first reported a position in MGNI in Q4 2024 and held it in 3 quarters. The position peaked at $881K in Q3 2025. 122 funds tracked by Wall St. Rank hold MGNI as of Q2 2026.

Jennison Associates reported no remaining Magnite position as of Q2 2026 after selling out during the quarter.
Jennison Associates sold 57,849 Magnite shares in Q2 2026, an estimated $687K.
Jennison Associates first reported a position in Magnite in Q4 2024 and held it in 3 quarters.
Jennison Associates's Magnite position peaked at $881K in Q3 2025.
122 funds tracked by Wall St. Rank held Magnite as of Q2 2026.

Based on Jennison Associates's 13F filing for Q2 2026, filed 3 Aug 2026.