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Bayesian Capital Management’s Magnite MGNI Stock Holding History

Bayesian Capital 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 		– Sell
-11,987
Closed -$195K – 195
2025
Q4 		$195K Buy
+11,987
New +$199K 0.45% 92
2025
Q3 		– Sell
-33,800
Closed -$815K – 702
2025
Q2 		$815K Buy
+33,800
New +$498K 0.13% 210
2025
Q1 		– Sell
-16,320
Closed -$260K – 821
2024
Q4 		$260K Buy
+16,320
New +$239K 0.03% 510
2024
Q3 		– Sell
-42,000
Closed -$558K – 912
2024
Q2 		$558K Buy
42,000
+29,700
+241% +$325K 0.06% 340
2024
Q1 		$132K Buy
+12,300
New +$123K 0.01% 697
2022
Q3 		– Sell
-22,168
Closed -$197K – 904
2022
Q2 		$197K Buy
+22,168
New +$238K 0.04% 626
2020
Q4 		– Sell
-11,300
Closed -$78K – 588
2020
Q3 		$78K Buy
+11,300
New +$75.5K 0.02% 488
2019
Q2 		– Sell
-26,800
Closed -$163K – 615
2019
Q1 		$163K Buy
26,800
+10,300
+62% +$53K 0.03% 492
2018
Q4 		$62K Buy
+16,500
New +$63K 0.01% 573
2018
Q3 		– Sell
-10,600
Closed -$30K – 735
2018
Q2 		$30K Sell
10,600
-8,000
-43% -$19K 0.01% 574
2018
Q1 		$33K Buy
+18,600
New +$35.2K 0.01% 551

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

Bayesian Capital Management's MGNI Position: Q1 2026 in Review

Bayesian Capital Management sold out of Magnite (MGNI) in Q1 2026, closing a stake of 11,987 shares — an estimated $195K sold.

Bayesian Capital Management first reported a position in MGNI in Q1 2018 and held it in 11 quarters. The position peaked at $815K in Q2 2025. 297 funds tracked by Wall St. Rank hold MGNI as of Q1 2026.

  • Bayesian Capital Management reported no remaining Magnite position as of Q1 2026 after selling out during the quarter.
  • Bayesian Capital Management sold 11,987 Magnite shares in Q1 2026, an estimated $195K.
  • Bayesian Capital Management first reported a position in Magnite in Q1 2018 and held it in 11 quarters.
  • Bayesian Capital Management's Magnite position peaked at $815K in Q2 2025.
  • 297 funds tracked by Wall St. Rank held Magnite as of Q1 2026.

Based on Bayesian Capital Management's 13F filing for Q1 2026, filed 15 May 2026.