Walleye Capital
MGNI icon

Walleye Capital’s Magnite MGNI Stock Holding History

Walleye 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
Q2 		$60.7K Sell
3,200
-35,800
-92% -$513K ﹤0.01% 4110
2026
Q1 		$463K Sell
39,000
-23,300
-37% -$312K ﹤0.01% 2730
2025
Q4 		$1.01M Sell
62,300
-2,100
-3% -$34.9K ﹤0.01% 2419
2025
Q3 		$1.4M Buy
64,400
+61,300
+1,977% +$1.45M 0.01% 1838
2025
Q2 		$74.8K Sell
3,100
-25,200
-89% -$371K ﹤0.01% 3900
2025
Q1 		$323K Buy
28,300
+4,400
+18% +$70.2K ﹤0.01% 2898
2024
Q4 		$380K Buy
23,900
+4,400
+23% +$64.6K ﹤0.01% 3215
2024
Q3 		$270K Buy
19,500
+13,700
+236% +$187K ﹤0.01% 3791
2024
Q2 		$77.1K Sell
5,800
-6,500
-53% -$71.1K ﹤0.01% 4811
2024
Q1 		$132K Buy
+12,300
New +$123K ﹤0.01% 4227
2023
Q4 		– Sell
-100
Closed -$754 – 5292
2023
Q3 		$754 Buy
+100
New +$1.08K ﹤0.01% 4776

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

Walleye Capital's MGNI Position: Q2 2026 in Review

Walleye Capital reduced its Magnite (MGNI) stake by 68% in Q2 2026, selling an estimated $74.3K and leaving 2,449 shares worth $46.5K. The position accounts for ﹤0.01% of the portfolio, ranked #4206.

Walleye Capital first reported a position in MGNI in Q3 2018 and has held it in 12 quarters since. The position peaked at $1.56M in Q3 2022. 311 funds tracked by Wall St. Rank hold MGNI as of Q2 2026.

  • Walleye Capital held 2,449 shares of Magnite worth $46.5K as of Q2 2026.
  • Walleye Capital sold 5,184 Magnite shares in Q2 2026, an estimated $74.3K.
  • Magnite made up ﹤0.01% of Walleye Capital's portfolio in Q2 2026, its #4206 holding.
  • Walleye Capital first reported a position in Magnite in Q3 2018 and has held it in 12 quarters since.
  • Walleye Capital's Magnite position peaked at $1.56M in Q3 2022.
  • 311 funds tracked by Wall St. Rank held Magnite as of Q2 2026.

Based on Walleye Capital's 13F filing for Q2 2026, filed 3 Aug 2026.