QL
MGNI icon

Quarry LP’s Magnite MGNI Stock Holding History

Quarry LP’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
Q4 		– Sell
-99
Closed -$2.16K – 2429
2025
Q3 		$2.16K Buy
+99
New +$2.34K ﹤0.01% 1970
2025
Q2 		– Sell
-1,872
Closed -$21.4K – 1930
2025
Q1 		$21.4K Buy
+1,872
New +$29.8K ﹤0.01% 1094
2024
Q4 		– Sell
-5,517
Closed -$76.4K – 1870
2024
Q3 		$76.4K Buy
5,517
+4,508
+447% +$61.4K 0.02% 534
2024
Q2 		$13.4K Sell
1,009
-5,075
-83% -$55.5K ﹤0.01% 1224
2024
Q1 		$65.4K Buy
6,084
+3,352
+123% +$33.5K 0.01% 348
2023
Q4 		$25.5K Sell
2,732
-810
-23% -$6.4K ﹤0.01% 631
2023
Q3 		$26.7K Buy
+3,542
New +$38.2K 0.01% 569
2023
Q2 		– Sell
-361
Closed -$3.34K – 1245
2023
Q1 		$3.34K Buy
+361
New +$3.85K ﹤0.01% 976

Other funds holding MGNI

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
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Quarry LP's MGNI Position: Q4 2025 in Review

Quarry LP sold out of Magnite (MGNI) in Q4 2025, closing a stake of 99 shares — an estimated $2.16K sold.

Quarry LP first reported a position in MGNI in Q1 2023 and held it in 8 quarters. The position peaked at $76.4K in Q3 2024. 304 funds tracked by Wall St. Rank hold MGNI as of Q4 2025.

  • Quarry LP reported no remaining Magnite position as of Q4 2025 after selling out during the quarter.
  • Quarry LP sold 99 Magnite shares in Q4 2025, an estimated $2.16K.
  • Quarry LP first reported a position in Magnite in Q1 2023 and held it in 8 quarters.
  • Quarry LP's Magnite position peaked at $76.4K in Q3 2024.
  • 304 funds tracked by Wall St. Rank held Magnite as of Q4 2025.

Based on Quarry LP's 13F filing for Q4 2025, filed 13 Feb 2026.