Parallax Volatility Advisers’s Marathon Petroleum MPC Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$286K Sell
1,300
-19,000
-94% -$3.84M ﹤0.01% 1129
2025
Q4
$3.3M Buy
20,300
+12,600
+164% +$2.36M 0.01% 794
2025
Q3
$1.48M Sell
7,700
-5,700
-43% -$1M ﹤0.01% 1015
2025
Q2
$2.23M Buy
13,400
+7,900
+144% +$1.18M 0.01% 846
2025
Q1
$801K Buy
+5,500
New +$814K ﹤0.01% 1106
2024
Q4
Sell
-2,500
Closed -$407K 2217
2024
Q3
$407K Sell
2,500
-23,800
-90% -$4.02M ﹤0.01% 1560
2024
Q2
$4.56M Buy
26,300
+18,800
+251% +$3.5M 0.01% 749
2024
Q1
$1.51M Sell
7,500
-33,000
-81% -$5.64M ﹤0.01% 1110
2023
Q4
$6.01M Sell
40,500
-34,800
-46% -$5.17M 0.01% 777
2023
Q3
$11.4M Sell
75,300
-71,800
-49% -$10M 0.03% 497
2023
Q2
$17.2M Buy
147,100
+105,400
+253% +$12.3M 0.04% 389
2023
Q1
$5.62M Sell
41,700
-88,400
-68% -$11.1M 0.01% 805
2022
Q4
$15.1M Sell
130,100
-31,100
-19% -$3.54M 0.02% 629
2022
Q3
$16M Sell
161,200
-597,900
-79% -$56M 0.02% 590
2022
Q2
$62.4M Buy
759,100
+248,800
+49% +$23.3M 0.06% 228
2022
Q1
$43.6M Buy
510,300
+190,300
+59% +$14.5M 0.02% 301
2021
Q4
$20.5M Sell
320,000
-508,200
-61% -$32.7M 0.02% 402
2021
Q3
$51.2M Buy
828,200
+338,600
+69% +$19.5M 0.05% 249
2021
Q2
$29.6M Buy
+489,600
New +$28.7M 0.04% 295
2021
Q1
Sell
-1,718,700
Closed -$71.1M 1930
2020
Q4
$71.1M Buy
1,718,700
+93,400
+6% +$3.35M 0.07% 224
2020
Q3
$47.7M Buy
1,625,300
+850,100
+110% +$29.9M 0.04% 409
2020
Q2
$29M Buy
775,200
+338,600
+78% +$10.9M 0.03% 404
2020
Q1
$10.3M Sell
436,600
-499,100
-53% -$23M 0.01% 598
2019
Q4
$56.4M Buy
935,700
+474,700
+103% +$29.7M 0.07% 199
2019
Q3
$28M Buy
461,000
+49,100
+12% +$2.59M 0.03% 298
2019
Q2
$23M Buy
411,900
+340,200
+474% +$18.6M 0.03% 317
2019
Q1
$4.3M Sell
71,700
-4,200
-6% -$264K ﹤0.01% 732
2018
Q4
$4.49M Buy
75,900
+34,000
+81% +$2.32M 0.01% 750
2018
Q3
$3.35M Buy
41,900
+21,900
+110% +$1.73M ﹤0.01% 861
2018
Q2
$1.4M Buy
+20,000
New +$1.53M ﹤0.01% 1010
2018
Q1
Sell
-12,000
Closed -$792K 3504
2017
Q4
$792K Hold
12,000
﹤0.01% 1286
2017
Q3
$673K Sell
12,000
-16,200
-57% -$869K ﹤0.01% 1173
2017
Q2
$1.48M Sell
28,200
-199,100
-88% -$10.3M ﹤0.01% 934
2017
Q1
$11.5M Sell
227,300
-317,000
-58% -$15.8M 0.02% 349
2016
Q4
$27.4M Buy
544,300
+519,700
+2,113% +$23.6M 0.05% 227
2016
Q3
$997K Buy
24,600
+9,900
+67% +$402K ﹤0.01% 1257
2016
Q2
$559K Sell
14,700
-14,000
-49% -$514K ﹤0.01% 1414
2016
Q1
$1.07M Sell
28,700
-24,300
-46% -$924K ﹤0.01% 1155
2015
Q4
$2.75M Sell
53,000
-28,200
-35% -$1.48M 0.01% 901
2015
Q3
$3.76M Sell
81,200
-60,400
-43% -$3.11M 0.01% 772
2015
Q2
$7.41M Sell
141,600
-22,600
-14% -$1.15M 0.02% 585
2015
Q1
$8.41M Buy
164,200
+116,000
+241% +$5.57M 0.02% 529
2014
Q4
$2.17M Sell
48,200
-158,400
-77% -$6.97M 0.01% 1039
2014
Q3
$8.74M Buy
206,600
+206,000
+34,333% +$8.74M 0.03% 508
2014
Q2
$23K Sell
600
-4,600
-88% -$203K ﹤0.01% 3405
2014
Q1
$225K Sell
5,200
-66,000
-93% -$2.89M ﹤0.01% 1399
2013
Q4
$3.27M Buy
71,200
+64,400
+947% +$2.48M 0.02% 540
2013
Q3
$218K Buy
6,800
+800
+13% +$28.1K ﹤0.01% 1072
2013
Q2
$212K Buy
+6,000
New +$240K ﹤0.01% 1020

Other funds holding MPC

Parallax Volatility Advisers's MPC Position: Q1 2026 in Review

Parallax Volatility Advisers reduced its Marathon Petroleum (MPC) stake by 36% in Q1 2026, selling an estimated $863K and leaving 7,525 shares worth $1.66M. The position accounts for ﹤0.01% of the portfolio, ranked #835.

Parallax Volatility Advisers first reported a position in MPC in Q2 2013 and has held it in 38 quarters since. The position peaked at $43.4M in Q3 2019. 1,882 funds tracked by Wall St. Rank hold MPC as of Q1 2026.

  • Parallax Volatility Advisers held 7,525 shares of Marathon Petroleum worth $1.66M as of Q1 2026.
  • Parallax Volatility Advisers sold 4,272 Marathon Petroleum shares in Q1 2026, an estimated $863K.
  • Marathon Petroleum made up ﹤0.01% of Parallax Volatility Advisers's portfolio in Q1 2026, its #835 holding.
  • Parallax Volatility Advisers first reported a position in Marathon Petroleum in Q2 2013 and has held it in 38 quarters since.
  • Parallax Volatility Advisers's Marathon Petroleum position peaked at $43.4M in Q3 2019.
  • 1,882 funds tracked by Wall St. Rank held Marathon Petroleum as of Q1 2026.

Based on Parallax Volatility Advisers's 13F filing for Q1 2026, filed 15 May 2026.