Parallax Volatility Advisers’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 | $156K | Sell |
13,133
-41,525
| -76% | -$557K | ﹤0.01% | 1204 |
|
|
2025
Q4 | $887K | Sell |
54,658
-76,025
| -58% | -$1.26M | ﹤0.01% | 1141 |
|
|
2025
Q3 | $2.85M | Sell |
130,683
-45,130
| -26% | -$1.07M | ﹤0.01% | 821 |
|
|
2025
Q2 | $4.24M | Sell |
175,813
-93,170
| -35% | -$1.37M | 0.01% | 666 |
|
|
2025
Q1 | $3.07M | Buy |
268,983
+51,017
| +23% | +$813K | 0.01% | 749 |
|
|
2024
Q4 | $3.47M | Sell |
217,966
-142,009
| -39% | -$2.08M | 0.01% | 968 |
|
|
2024
Q3 | $4.99M | Sell |
359,975
-181,300
| -33% | -$2.47M | 0.01% | 796 |
|
|
2024
Q2 | $7.19M | Sell |
541,275
-205,625
| -28% | -$2.25M | 0.02% | 590 |
|
|
2024
Q1 | $8.03M | Sell |
746,900
-392,805
| -34% | -$3.92M | 0.02% | 574 |
|
|
2023
Q4 | $10.6M | Sell |
1,139,705
-583,432
| -34% | -$4.61M | 0.02% | 568 |
|
|
2023
Q3 | $13M | Buy |
1,723,137
+933,300
| +118% | +$10.1M | 0.03% | 457 |
|
|
2023
Q2 | $10.8M | Sell |
789,837
-386,349
| -33% | -$4.3M | 0.02% | 509 |
|
|
2023
Q1 | $10.9M | Sell |
1,176,186
-363,474
| -24% | -$3.87M | 0.02% | 556 |
|
|
2022
Q4 | $16.3M | Sell |
1,539,660
-391,100
| -20% | -$3.57M | 0.03% | 593 |
|
|
2022
Q3 | $12.7M | Buy |
1,930,760
+635,737
| +49% | +$5.12M | 0.02% | 681 |
|
|
2022
Q2 | $11.5M | Buy |
1,295,023
+180,426
| +16% | +$1.93M | 0.01% | 672 |
|
|
2022
Q1 | $14.7M | Buy |
1,114,597
+574,423
| +106% | +$7.75M | 0.01% | 613 |
|
|
2021
Q4 | $9.45M | Buy |
540,174
+361,846
| +203% | +$8.16M | 0.01% | 618 |
|
|
2021
Q3 | $4.99M | Buy |
178,328
+178,104
| +79,511% | +$5.36M | ﹤0.01% | 836 |
|
|
2021
Q2 | $8K | Buy |
+224
| New | +$7.59K | ﹤0.01% | 1459 |
|
|
2021
Q1 | – | Sell |
-261,864
| Closed | -$8.04M | – | 1898 |
|
|
2020
Q4 | $8.04M | Buy |
261,864
+174,918
| +201% | +$2.65M | 0.01% | 793 |
|
|
2020
Q3 | $604K | Buy |
+86,946
| New | +$581K | ﹤0.01% | 2185 |
|
|
2020
Q2 | – | Sell |
-127,575
| Closed | -$708K | – | 2807 |
|
|
2020
Q1 | $708K | Buy |
127,575
+118,884
| +1,368% | +$1.09M | ﹤0.01% | 1598 |
|
|
2019
Q4 | $71K | Sell |
8,691
-67,725
| -89% | -$557K | ﹤0.01% | 2184 |
|
|
2019
Q3 | $666K | Buy |
+76,416
| New | +$670K | ﹤0.01% | 1526 |
|
|
2018
Q1 | – | Sell |
-6,762
| Closed | -$13K | – | 3464 |
|
|
2017
Q4 | $13K | Buy |
+6,762
| New | +$16.9K | ﹤0.01% | 3765 |
|
|
2017
Q2 | – | Sell |
-6,491
| Closed | -$38K | – | 3282 |
|
|
2017
Q1 | $38K | Buy |
+6,491
| New | +$50.6K | ﹤0.01% | 2729 |
|
Other funds holding MGNI
VPM
VCM
N
Parallax Volatility Advisers's MGNI Position: Q1 2026 in Review
Parallax Volatility Advisers reduced its Magnite (MGNI) stake by 76% in Q1 2026, selling an estimated $557K and leaving 13,133 shares worth $156K. The position accounts for ﹤0.01% of the portfolio, ranked #1204.
Parallax Volatility Advisers first reported a position in MGNI in Q1 2017 and has held it in 27 quarters since. The position peaked at $16.3M in Q4 2022. 297 funds tracked by Wall St. Rank hold MGNI as of Q1 2026.
- Parallax Volatility Advisers held 13,133 shares of Magnite worth $156K as of Q1 2026.
- Parallax Volatility Advisers sold 41,525 Magnite shares in Q1 2026, an estimated $557K.
- Magnite made up ﹤0.01% of Parallax Volatility Advisers's portfolio in Q1 2026, its #1204 holding.
- Parallax Volatility Advisers first reported a position in Magnite in Q1 2017 and has held it in 27 quarters since.
- Parallax Volatility Advisers's Magnite position peaked at $16.3M in Q4 2022.
- 297 funds tracked by Wall St. Rank held Magnite as of Q1 2026.
Based on Parallax Volatility Advisers's 13F filing for Q1 2026, filed 15 May 2026.