Walleye Trading’s Magnite MGNI Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $9.65M | Buy |
812,500
+371,200
| +84% | +$4.98M | 0.02% | 813 |
|
|
2025
Q4 | $7.16M | Buy |
441,300
+161,000
| +57% | +$2.67M | 0.01% | 1096 |
|
|
2025
Q3 | $6.1M | Buy |
280,300
+126,400
| +82% | +$2.98M | 0.01% | 1149 |
|
|
2025
Q2 | $3.71M | Buy |
153,900
+119,600
| +349% | +$1.76M | 0.01% | 1365 |
|
|
2025
Q1 | $391K | Sell |
34,300
-36,400
| -51% | -$580K | ﹤0.01% | 2676 |
|
|
2024
Q4 | $1.13M | Buy |
70,700
+5,700
| +9% | +$83.6K | ﹤0.01% | 2082 |
|
|
2024
Q3 | $900K | Sell |
65,000
-11,500
| -15% | -$157K | ﹤0.01% | 2166 |
|
|
2024
Q2 | $1.02M | Sell |
76,500
-23,100
| -23% | -$253K | ﹤0.01% | 2059 |
|
|
2024
Q1 | $1.07M | Sell |
99,600
-5,400
| -5% | -$54K | ﹤0.01% | 2180 |
|
|
2023
Q4 | $981K | Sell |
105,000
-16,300
| -13% | -$129K | ﹤0.01% | 2480 |
|
|
2023
Q3 | $915K | Sell |
121,300
-34,800
| -22% | -$375K | ﹤0.01% | 2448 |
|
|
2023
Q2 | $2.13M | Buy |
156,100
+135,600
| +661% | +$1.51M | 0.01% | 1608 |
|
|
2023
Q1 | $190K | Sell |
20,500
-75,500
| -79% | -$804K | ﹤0.01% | 3545 |
|
|
2022
Q4 | $1.02M | Buy |
96,000
+30,000
| +45% | +$274K | ﹤0.01% | 2206 |
|
|
2022
Q3 | $434K | Buy |
66,000
+5,000
| +8% | +$40.2K | ﹤0.01% | 3034 |
|
|
2022
Q2 | $542K | Sell |
61,000
-18,100
| -23% | -$194K | ﹤0.01% | 2821 |
|
|
2022
Q1 | $1.04M | Sell |
79,100
-42,700
| -35% | -$576K | ﹤0.01% | 2191 |
|
|
2021
Q4 | $2.13M | Buy |
121,800
+109,300
| +874% | +$2.46M | 0.01% | 1579 |
|
|
2021
Q3 | $350K | Sell |
12,500
-2,900
| -19% | -$87.3K | ﹤0.01% | 3306 |
|
|
2021
Q2 | $521K | Buy |
15,400
+5,400
| +54% | +$183K | ﹤0.01% | 2867 |
|
|
2021
Q1 | $416K | Sell |
10,000
-4,000
| -29% | -$173K | ﹤0.01% | 2846 |
|
|
2020
Q4 | $430K | Buy |
+14,000
| New | +$212K | ﹤0.01% | 2808 |
|
|
2020
Q2 | – | Sell |
-500
| Closed | -$3K | – | 4464 |
|
|
2020
Q1 | $3K | Buy |
+500
| New | +$4.6K | ﹤0.01% | 3820 |
|
|
2017
Q3 | – | Sell |
-40,000
| Closed | -$205 | – | 4414 |
|
|
2017
Q2 | $205 | Buy |
40,000
+9,500
| +31% | +$52.2K | ﹤0.01% | 3096 |
|
|
2017
Q1 | $180 | Buy |
+30,500
| New | +$238K | ﹤0.01% | 3027 |
|
|
2016
Q3 | – | Sell |
-800
| Closed | -$11K | – | 5189 |
|
|
2016
Q2 | $11K | Sell |
800
-2,300
| -74% | -$37K | ﹤0.01% | 4782 |
|
|
2016
Q1 | $58K | Sell |
3,100
-11,100
| -78% | -$170K | ﹤0.01% | 3758 |
|
|
2015
Q4 | $234K | Buy |
14,200
+11,400
| +407% | +$176K | ﹤0.01% | 2564 |
|
|
2015
Q3 | $40K | Buy |
+2,800
| New | +$42.7K | ﹤0.01% | 3657 |
|
|
2015
Q1 | – | Sell |
-200
| Closed | -$3K | – | 4323 |
|
|
2014
Q4 | $3K | Buy |
+200
| New | +$2.58K | ﹤0.01% | 4097 |
|
Other funds holding MGNI
VPM
VCM
N
Walleye Trading's MGNI Position: Q1 2026 in Review
Walleye Trading increased its Magnite (MGNI) stake by 239% in Q1 2026, buying an estimated $1.7M and bringing the position to 179,394 shares worth $2.13M. The position accounts for ﹤0.01% of the portfolio, ranked #1665.
Walleye Trading first reported a position in MGNI in Q4 2014 and has held it in 30 quarters since. The position peaked at $2.85M in Q4 2020. 296 funds tracked by Wall St. Rank hold MGNI as of Q1 2026.
- Walleye Trading held 179,394 shares of Magnite worth $2.13M as of Q1 2026.
- Walleye Trading bought 126,527 Magnite shares in Q1 2026, an estimated $1.7M.
- Magnite made up ﹤0.01% of Walleye Trading's portfolio in Q1 2026, its #1665 holding.
- Walleye Trading first reported a position in Magnite in Q4 2014 and has held it in 30 quarters since.
- Walleye Trading's Magnite position peaked at $2.85M in Q4 2020.
- 296 funds tracked by Wall St. Rank held Magnite as of Q1 2026.
Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.