Jacobs Levy Equity Management
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Jacobs Levy Equity Management’s Magnite MGNI Stock Holding History

Jacobs Levy Equity 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
-19,634
Closed -$224K – 1115
2025
Q1 		$224K Sell
19,634
-119,025
-86% -$1.9M ﹤0.01% 1017
2024
Q4 		$2.21M Sell
138,659
-6,918
-5% -$101K 0.01% 576
2024
Q3 		$2.02M Buy
145,577
+134,959
+1,271% +$1.84M 0.01% 600
2024
Q2 		$141K Buy
+10,618
New +$116K ﹤0.01% 928
2020
Q3 		– Sell
-85,972
Closed -$573K – 1077
2020
Q2 		$573K Sell
85,972
-433,928
-83% -$2.71M 0.01% 765
2020
Q1 		$2.88M Buy
519,900
+315,341
+154% +$2.9M 0.04% 411
2019
Q4 		$1.67M Sell
204,559
-254,380
-55% -$2.09M 0.02% 578
2019
Q3 		$4M Sell
458,939
-66,920
-13% -$587K 0.05% 373
2019
Q2 		$3.34M Buy
525,859
+248,413
+90% +$1.53M 0.05% 422
2019
Q1 		$1.69M Sell
277,446
-162,484
-37% -$836K 0.02% 550
2018
Q4 		$1.64M Sell
439,930
-11,200
-2% -$42.8K 0.03% 504
2018
Q3 		$1.62M Buy
451,130
+224,746
+99% +$794K 0.02% 560
2018
Q2 		$645K Buy
226,384
+2,100
+0.9% +$5K 0.01% 750
2018
Q1 		$404K Sell
224,284
-288,451
-56% -$546K 0.01% 814
2017
Q4 		$959K Buy
512,735
+47,400
+10% +$118K 0.02% 625
2017
Q3 		$1.81M Buy
465,335
+49,800
+12% +$212K 0.04% 468
2017
Q2 		$2.14M Buy
415,535
+82,528
+25% +$454K 0.05% 415
2017
Q1 		$1.96M Sell
333,007
-4,200
-1% -$32.7K 0.04% 429
2016
Q4 		$2.5M Sell
337,207
-48,486
-13% -$378K 0.05% 375
2016
Q3 		$3.19M Buy
385,693
+207,585
+117% +$2.21M 0.06% 335
2016
Q2 		$2.43M Buy
178,108
+134,450
+308% +$2.16M 0.05% 387
2016
Q1 		$798K Sell
43,658
-1,100
-2% -$16.8K 0.02% 619
2015
Q4 		$736K Sell
44,758
-45,290
-50% -$701K 0.01% 505
2015
Q3 		$1.31M Buy
90,048
+14,900
+20% +$227K 0.03% 433
2015
Q2 		$1.12M Buy
75,148
+16,800
+29% +$290K 0.02% 452
2015
Q1 		$1.05M Hold
58,348
– – 0.02% 466
2014
Q4 		$942K Buy
+58,348
New +$753K 0.02% 513

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

Jacobs Levy Equity Management's MGNI Position: Q2 2025 in Review

Jacobs Levy Equity Management sold out of Magnite (MGNI) in Q2 2025, closing a stake of 19,634 shares — an estimated $224K sold.

Jacobs Levy Equity Management first reported a position in MGNI in Q4 2014 and held it in 27 quarters. The position peaked at $4M in Q3 2019. 286 funds tracked by Wall St. Rank hold MGNI as of Q2 2025.

  • Jacobs Levy Equity Management reported no remaining Magnite position as of Q2 2025 after selling out during the quarter.
  • Jacobs Levy Equity Management sold 19,634 Magnite shares in Q2 2025, an estimated $224K.
  • Jacobs Levy Equity Management first reported a position in Magnite in Q4 2014 and held it in 27 quarters.
  • Jacobs Levy Equity Management's Magnite position peaked at $4M in Q3 2019.
  • 286 funds tracked by Wall St. Rank held Magnite as of Q2 2025.

Based on Jacobs Levy Equity Management's 13F filing for Q2 2025, filed 14 Aug 2025.