ARTA
MGNI icon

A.R.T. Advisors’s Magnite MGNI Stock Holding History

A.R.T. Advisors’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
2021
Q1 		– Sell
-11,181
Closed -$343K – 88
2020
Q4 		$343K Buy
+11,181
New +$169K 1.59% 25
2020
Q3 		– Sell
-11,881
Closed -$79K – 195
2020
Q2 		$79K Buy
+11,881
New +$74.2K 0.12% 207
2020
Q1 		– Sell
-104,006
Closed -$849K – 612
2019
Q4 		$849K Sell
104,006
-5,100
-5% -$41.9K 0.04% 627
2019
Q3 		$950K Buy
+109,106
New +$956K 0.05% 574
2019
Q2 		– Sell
-13,106
Closed -$80K – 1521
2019
Q1 		$80K Sell
13,106
-29,700
-69% -$153K ﹤0.01% 1193
2018
Q4 		$160K Buy
+42,806
New +$163K 0.01% 1105
2018
Q2 		– Sell
-176,885
Closed -$318K – 1637
2018
Q1 		$318K Buy
176,885
+54,610
+45% +$103K 0.01% 1111
2017
Q4 		$228K Buy
+122,275
New +$306K 0.01% 1120
2017
Q3 		– Sell
-139,176
Closed -$715K – 1531
2017
Q2 		$715K Buy
139,176
+54,376
+64% +$299K 0.04% 650
2017
Q1 		$499K Buy
84,800
+34,200
+68% +$266K 0.02% 803
2016
Q4 		$375K Buy
+50,600
New +$394K 0.02% 865
2016
Q3 		– Sell
-147,915
Closed -$2.02M – 953
2016
Q2 		$2.02M Buy
+147,915
New +$2.38M 0.1% 310
2015
Q4 		– Sell
-50,163
Closed -$728K – 1621
2015
Q3 		$728K Buy
50,163
+13,832
+38% +$211K 0.03% 738
2015
Q2 		$543K Sell
36,331
-30,648
-46% -$528K 0.02% 957
2015
Q1 		$1.2M Buy
66,979
+45,633
+214% +$769K 0.04% 588
2014
Q4 		$344K Buy
21,346
+7,179
+51% +$92.6K 0.01% 1050
2014
Q3 		$166K Buy
+14,167
New +$155K 0.01% 1138

Other funds holding MGNI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return
Allianz Asset Management
Allianz Asset Management Munich, Germany $95.4B AUM 38.74% 1-Year Est. Return
GIM
Granahan Investment Management Waltham, Massachusetts $2.07B AUM 56.45% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $9.73B AUM 55.65% 1-Year Est. Return
FAM
Fred Alger Management New York $22.8B AUM 64.63% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

A.R.T. Advisors's MGNI Position: Q1 2021 in Review

A.R.T. Advisors sold out of Magnite (MGNI) in Q1 2021, closing a stake of 11,181 shares — an estimated $343K sold.

A.R.T. Advisors first reported a position in MGNI in Q3 2014 and held it in 17 quarters. The position peaked at $2.02M in Q2 2016. 279 funds tracked by Wall St. Rank hold MGNI as of Q1 2021.

  • A.R.T. Advisors reported no remaining Magnite position as of Q1 2021 after selling out during the quarter.
  • A.R.T. Advisors sold 11,181 Magnite shares in Q1 2021, an estimated $343K.
  • A.R.T. Advisors first reported a position in Magnite in Q3 2014 and held it in 17 quarters.
  • A.R.T. Advisors's Magnite position peaked at $2.02M in Q2 2016.
  • 279 funds tracked by Wall St. Rank held Magnite as of Q1 2021.

Based on A.R.T. Advisors's 13F filing for Q1 2021, filed 17 May 2021.