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Susquehanna Fundamental Investments’s Magnite MGNI Stock Holding History

Susquehanna Fundamental Investments’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
Q2 		– Sell
-180,463
Closed -$2.06M – 896
2025
Q1 		$2.06M Buy
180,463
+58,019
+47% +$925K 0.03% 523
2024
Q4 		$1.95M Buy
+122,444
New +$1.8M 0.03% 536
2024
Q2 		$1.82M Buy
+136,944
New +$1.5M 0.04% 429

Other funds holding MGNI

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
GIM
Granahan Investment Management Waltham, Massachusetts $2.07B AUM 56.45% 1-Year Est. Return
EC
Edenbrook Capital Mt. Kisco, New York $321M AUM 79.21% 1-Year Est. Return

Susquehanna Fundamental Investments's MGNI Position: Q2 2025 in Review

Susquehanna Fundamental Investments sold out of Magnite (MGNI) in Q2 2025, closing a stake of 180,463 shares — an estimated $2.06M sold.

Susquehanna Fundamental Investments first reported a position in MGNI in Q2 2024 and held it in 3 quarters. The position peaked at $2.06M in Q1 2025. 286 funds tracked by Wall St. Rank hold MGNI as of Q2 2025.

  • Susquehanna Fundamental Investments reported no remaining Magnite position as of Q2 2025 after selling out during the quarter.
  • Susquehanna Fundamental Investments sold 180,463 Magnite shares in Q2 2025, an estimated $2.06M.
  • Susquehanna Fundamental Investments first reported a position in Magnite in Q2 2024 and held it in 3 quarters.
  • Susquehanna Fundamental Investments's Magnite position peaked at $2.06M in Q1 2025.
  • 286 funds tracked by Wall St. Rank held Magnite as of Q2 2025.

Based on Susquehanna Fundamental Investments's 13F filing for Q2 2025, filed 14 Aug 2025.