Cerity Partners
MGNI icon

Cerity Partners’s Magnite MGNI Stock Holding History

Cerity Partners’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 		$1.2M Buy
101,213
+425
+0.4% +$5.7K ﹤0.01% 1759
2025
Q4 		$1.64M Buy
100,788
+235
+0.2% +$3.9K ﹤0.01% 1460
2025
Q3 		$2.19M Sell
100,553
-1,188
-1% -$28.1K ﹤0.01% 1250
2025
Q2 		$2.45M Buy
101,741
+1,591
+2% +$23.4K ﹤0.01% 1121
2025
Q1 		$1.14M Sell
100,150
-394
-0.4% -$6.28K ﹤0.01% 1368
2024
Q4 		$1.6M Sell
100,544
-2,822
-3% -$41.4K ﹤0.01% 1204
2024
Q3 		$1.43M Sell
103,366
-757
-0.7% -$10.3K ﹤0.01% 1246
2024
Q2 		$1.38M Buy
104,123
+529
+0.5% +$5.78K ﹤0.01% 1082
2024
Q1 		$1.11M Buy
103,594
+3,094
+3% +$30.9K ﹤0.01% 1228
2023
Q4 		$939K Sell
100,500
-27,329
-21% -$216K ﹤0.01% 1010
2023
Q3 		$964K Buy
127,829
+82,481
+182% +$889K ﹤0.01% 769
2023
Q2 		$619K Buy
45,348
+22,542
+99% +$251K ﹤0.01% 1090
2023
Q1 		$211K Buy
22,806
+11,625
+104% +$124K ﹤0.01% 1689
2022
Q4 		$118K Buy
11,181
+1,000
+10% +$9.13K ﹤0.01% 1397
2022
Q3 		$66K Buy
+10,181
New +$81.9K ﹤0.01% 1130
2021
Q4 		– Sell
-11,848
Closed -$332K – 1038
2021
Q3 		$332K Hold
11,848
– – 0.01% 545
2021
Q2 		$401K Hold
11,848
– – 0.01% 513
2021
Q1 		$493K Buy
+11,848
New +$513K 0.01% 453

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

Cerity Partners's MGNI Position: Q1 2026 in Review

Cerity Partners increased its Magnite (MGNI) stake by 0.42% in Q1 2026, buying an estimated $5.7K and bringing the position to 101,213 shares worth $1.2M. The position accounts for ﹤0.01% of the portfolio, ranked #1759.

Cerity Partners first reported a position in MGNI in Q1 2021 and has held it in 18 quarters since. The position peaked at $2.45M in Q2 2025. 296 funds tracked by Wall St. Rank hold MGNI as of Q1 2026.

  • Cerity Partners held 101,213 shares of Magnite worth $1.2M as of Q1 2026.
  • Cerity Partners bought 425 Magnite shares in Q1 2026, an estimated $5.7K.
  • Magnite made up ﹤0.01% of Cerity Partners's portfolio in Q1 2026, its #1759 holding.
  • Cerity Partners first reported a position in Magnite in Q1 2021 and has held it in 18 quarters since.
  • Cerity Partners's Magnite position peaked at $2.45M in Q2 2025.
  • 296 funds tracked by Wall St. Rank held Magnite as of Q1 2026.

Based on Cerity Partners's 13F filing for Q1 2026, filed 15 May 2026.