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Prelude Capital Management’s Magnite MGNI Stock Holding History

Prelude Capital Management’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
2020
Q1 		– Sell
-5,000
Closed -$41K – 1803
2019
Q4 		$41K Buy
+5,000
New +$41.1K ﹤0.01% 1410

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

Prelude Capital Management's MGNI Position: Q2 2026 in Review

Prelude Capital Management reduced its Magnite (MGNI) stake by 27% in Q2 2026, selling an estimated $69K and leaving 13,073 shares worth $248K. The position accounts for 0.02% of the portfolio, ranked #875.

Prelude Capital Management first reported a position in MGNI in Q2 2015 and has held it in 31 quarters since. The position peaked at $3.7M in Q2 2025. 311 funds tracked by Wall St. Rank hold MGNI as of Q2 2026.

  • Prelude Capital Management held 13,073 shares of Magnite worth $248K as of Q2 2026.
  • Prelude Capital Management sold 4,816 Magnite shares in Q2 2026, an estimated $69K.
  • Magnite made up 0.02% of Prelude Capital Management's portfolio in Q2 2026, its #875 holding.
  • Prelude Capital Management first reported a position in Magnite in Q2 2015 and has held it in 31 quarters since.
  • Prelude Capital Management's Magnite position peaked at $3.7M in Q2 2025.
  • 311 funds tracked by Wall St. Rank held Magnite as of Q2 2026.

Based on Prelude Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.