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Paul Tudor Jones’s Magnite MGNI Stock Holding History

Paul Tudor Jones’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
-89,400
Closed -$1.45M – 4035
2025
Q4 		$1.45M Buy
89,400
+76,700
+604% +$1.27M ﹤0.01% 2037
2025
Q3 		$277K Buy
+12,700
New +$300K ﹤0.01% 3028
2025
Q2 		– Sell
-16,000
Closed -$183K – 3565
2025
Q1 		$183K Buy
+16,000
New +$255K ﹤0.01% 2885
2022
Q3 		– Sell
-11,900
Closed -$106K – 2546
2022
Q2 		$106K Buy
+11,900
New +$128K ﹤0.01% 1916

Other funds holding MGNI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
Nuveen
Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return

Paul Tudor Jones's MGNI Position: Q2 2026 in Review

Paul Tudor Jones sold out of Magnite (MGNI) in Q2 2026, closing a stake of 73,645 shares — an estimated $1.06M sold.

Paul Tudor Jones first reported a position in MGNI in Q2 2015 and held it in 34 quarters. The position peaked at $9.78M in Q3 2025. 309 funds tracked by Wall St. Rank hold MGNI as of Q2 2026.

  • Paul Tudor Jones reported no remaining Magnite position as of Q2 2026 after selling out during the quarter.
  • Paul Tudor Jones sold 73,645 Magnite shares in Q2 2026, an estimated $1.06M.
  • Paul Tudor Jones first reported a position in Magnite in Q2 2015 and held it in 34 quarters.
  • Paul Tudor Jones's Magnite position peaked at $9.78M in Q3 2025.
  • 309 funds tracked by Wall St. Rank held Magnite as of Q2 2026.

Based on Tudor Investment Corp's 13F filing for Q2 2026, filed 14 Aug 2026.