MIM
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MetLife Investment Management’s Magnite MGNI Stock Holding History

MetLife Investment 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
2026
Q1 		$923K Sell
77,665
-360
-0.5% -$4.83K ﹤0.01% 1442
2025
Q4 		$1.27M Sell
78,025
-3,475
-4% -$57.7K 0.01% 1300
2025
Q3 		$1.78M Sell
81,500
-2,041
-2% -$48.2K 0.01% 1146
2025
Q2 		$2.02M Buy
83,541
+8,736
+12% +$129K 0.01% 984
2025
Q1 		$854K Sell
74,805
-1,188
-2% -$18.9K ﹤0.01% 1440
2024
Q4 		$1.21M Buy
75,993
+2,120
+3% +$31.1K 0.01% 1319
2024
Q3 		$1.02M Sell
73,873
-556
-0.7% -$7.58K 0.01% 1379
2024
Q2 		$989K Buy
74,429
+7,403
+11% +$80.9K 0.01% 1355
2024
Q1 		$721K Sell
67,026
-3,647
-5% -$36.4K ﹤0.01% 1481
2023
Q4 		$660K Hold
70,673
– – ﹤0.01% 1525
2023
Q3 		$533K Hold
70,673
– – ﹤0.01% 1594
2023
Q2 		$965K Buy
70,673
+983
+1% +$10.9K 0.01% 1287
2023
Q1 		$645K Hold
69,690
– – ﹤0.01% 1482
2022
Q4 		$738K Hold
69,690
– – 0.01% 1386
2022
Q3 		$458K Hold
69,690
– – ﹤0.01% 1704
2022
Q2 		$619K Hold
69,690
– – ﹤0.01% 1521
2022
Q1 		$921K Buy
69,690
+24,725
+55% +$333K 0.01% 1386
2021
Q4 		$787K Hold
44,965
– – 0.01% 1240
2021
Q3 		$1.26M Buy
44,965
+7,905
+21% +$238K 0.01% 1026
2021
Q2 		$1.25M Sell
37,060
-3,353
-8% -$114K 0.01% 1053
2021
Q1 		$1.68M Sell
40,413
-2,773
-6% -$120K 0.02% 932
2020
Q4 		$1.33M Sell
43,186
-1,648
-4% -$24.9K 0.01% 1001
2020
Q3 		$311K Hold
44,834
– – ﹤0.01% 1612
2020
Q2 		$299K Buy
44,834
+21,980
+96% +$137K ﹤0.01% 1655
2020
Q1 		$127K Hold
22,854
– – ﹤0.01% 1948
2019
Q4 		$186K Hold
22,854
– – ﹤0.01% 2015
2019
Q3 		$199K Buy
+22,854
New +$200K ﹤0.01% 1948

Other funds holding MGNI

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
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 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

MetLife Investment Management's MGNI Position: Q1 2026 in Review

MetLife Investment Management reduced its Magnite (MGNI) stake by 0.46% in Q1 2026, selling an estimated $4.83K and leaving 77,665 shares worth $923K. The position accounts for ﹤0.01% of the portfolio, ranked #1442.

MetLife Investment Management first reported a position in MGNI in Q3 2019 and has held it in 27 quarters since. The position peaked at $2.02M in Q2 2025. 296 funds tracked by Wall St. Rank hold MGNI as of Q1 2026.

  • MetLife Investment Management held 77,665 shares of Magnite worth $923K as of Q1 2026.
  • MetLife Investment Management sold 360 Magnite shares in Q1 2026, an estimated $4.83K.
  • Magnite made up ﹤0.01% of MetLife Investment Management's portfolio in Q1 2026, its #1442 holding.
  • MetLife Investment Management first reported a position in Magnite in Q3 2019 and has held it in 27 quarters since.
  • MetLife Investment Management's Magnite position peaked at $2.02M in Q2 2025.
  • 296 funds tracked by Wall St. Rank held Magnite as of Q1 2026.

Based on MetLife Investment Management's 13F filing for Q1 2026, filed 14 May 2026.