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Bosun Asset Management’s Magnite MGNI Stock Holding History

Bosun Asset 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
2025
Q2 		– Sell
-16,287
Closed -$186K – 216
2025
Q1 		$186K Sell
16,287
-15,548
-49% -$248K 0.08% 189
2024
Q4 		$507K Buy
+31,835
New +$467K 0.22% 120

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

Bosun Asset Management's MGNI Position: Q2 2025 in Review

Bosun Asset Management sold out of Magnite (MGNI) in Q2 2025, closing a stake of 16,287 shares — an estimated $186K sold.

Bosun Asset Management first reported a position in MGNI in Q4 2024 and held it in 2 quarters. The position peaked at $507K in Q4 2024. 286 funds tracked by Wall St. Rank hold MGNI as of Q2 2025.

  • Bosun Asset Management reported no remaining Magnite position as of Q2 2025 after selling out during the quarter.
  • Bosun Asset Management sold 16,287 Magnite shares in Q2 2025, an estimated $186K.
  • Bosun Asset Management first reported a position in Magnite in Q4 2024 and held it in 2 quarters.
  • Bosun Asset Management's Magnite position peaked at $507K in Q4 2024.
  • 286 funds tracked by Wall St. Rank held Magnite as of Q2 2025.

Based on Bosun Asset Management's 13F filing for Q2 2025, filed 13 Aug 2025.