Jane Street
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Jane Street’s ProShares Ultra S&P500 SSO Stock Holding History

Jane Street’s Portfolio SSO Stock Details SSO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$14.5M Buy
278,800
+143,300
+106% +$8.19M ﹤0.01% 2105
2025
Q4 		$7.85M Sell
135,500
-27,500
-17% -$1.57M ﹤0.01% 2630
2025
Q3 		$9.14M Buy
163,000
+130,400
+400% +$6.8M ﹤0.01% 2535
2025
Q2 		$1.59M Sell
32,600
-13,800
-30% -$583K ﹤0.01% 4789
2025
Q1 		$1.92M Buy
46,400
+31,200
+205% +$1.44M ﹤0.01% 4420
2024
Q4 		$703K Buy
15,200
+800
+6% +$37.7K ﹤0.01% 6063
2024
Q3 		$649K Sell
14,400
-574,800
-98% -$24.2M ﹤0.01% 6729
2024
Q2 		$34.2M Buy
589,200
+55,600
+10% +$2.14M 0.01% 902
2024
Q1 		$22.4M Sell
533,600
-3,800
-0.7% -$134K ﹤0.01% 1109
2023
Q4 		$19.4M Buy
537,400
+35,400
+7% +$1.02M 0.01% 1289
2023
Q3 		$13.9M Sell
502,000
-1,000
-0.2% -$29K ﹤0.01% 1431
2023
Q2 		$15.2M Sell
503,000
-677,400
-57% -$17.7M 0.01% 1481
2023
Q1 		$29.9M Buy
1,180,400
+1,029,600
+683% +$24.7M 0.01% 758
2022
Q4 		$2.96M Buy
150,800
+83,800
+125% +$1.9M ﹤0.01% 3251
2022
Q3 		$1.33M Sell
67,000
-368,800
-85% -$9.12M ﹤0.01% 4908
2022
Q2 		$9.78M Buy
435,800
+179,400
+70% +$4.81M ﹤0.01% 1769
2022
Q1 		$8.41M Buy
256,400
+227,200
+778% +$7.27M ﹤0.01% 2216
2021
Q4 		$1.07M Sell
29,200
-497,200
-94% -$17M ﹤0.01% 5759
2021
Q3 		$15.8M Buy
526,400
+343,600
+188% +$10.9M 0.01% 1311
2021
Q2 		$5.45M Sell
182,800
-24,800
-12% -$702K ﹤0.01% 2506
2021
Q1 		$5.31M Buy
207,600
+49,600
+31% +$1.2M ﹤0.01% 2321
2020
Q4 		$3.61M Sell
158,000
-68,000
-30% -$1.4M ﹤0.01% 2550
2020
Q3 		$4.15M Sell
226,000
-619,600
-73% -$11.2M ﹤0.01% 2057
2020
Q2 		$13.2M Buy
845,600
+112,800
+15% +$1.6M 0.01% 1001
2020
Q1 		$8.14M Buy
732,800
+45,600
+7% +$771K 0.01% 884
2019
Q4 		$13M Sell
687,200
-136,800
-17% -$2.36M 0.02% 528
2019
Q3 		$13.2M Sell
824,000
-80,800
-9% -$1.28M 0.02% 484
2019
Q2 		$14.3M Buy
904,800
+240,800
+36% +$3.66M 0.03% 488
2019
Q1 		$9.78M Buy
664,000
+359,200
+118% +$4.89M 0.02% 705
2018
Q4 		$3.54M Sell
304,800
-2,532,800
-89% -$34.5M 0.01% 1185
2018
Q3 		$45.2M Buy
2,837,600
+698,400
+33% +$10.7M 0.09% 146
2018
Q2 		$29.8M Buy
2,139,200
+900,000
+73% +$12.4M 0.07% 206
2018
Q1 		$16.3M Buy
1,239,200
+1,061,600
+598% +$15.1M 0.04% 352
2017
Q4 		$2.43M Sell
177,600
-428,800
-71% -$5.55M 0.01% 1414
2017
Q3 		$7.33M Buy
606,400
+561,600
+1,254% +$6.52M 0.02% 650
2017
Q2 		$501K Sell
44,800
-574,400
-93% -$6.28M ﹤0.01% 3037
2017
Q1 		$6.57M Sell
619,200
-1,800,800
-74% -$18.5M 0.03% 556
2016
Q4 		$23M Buy
2,420,000
+898,400
+59% +$8.12M 0.1% 163
2016
Q3 		$13.5M Sell
1,521,600
-1,305,600
-46% -$11.5M 0.06% 243
2016
Q2 		$23.4M Buy
2,827,200
+1,985,600
+236% +$16.1M 0.12% 160
2016
Q1 		$6.71M Sell
841,600
-312,000
-27% -$2.24M 0.04% 437
2015
Q4 		$9.09M Buy
1,153,600
+969,600
+527% +$7.72M 0.06% 297
2015
Q3 		$1.28M Buy
184,000
+69,600
+61% +$543K 0.01% 1400
2015
Q2 		$923K Sell
114,400
-293,600
-72% -$2.46M 0.01% 1647
2015
Q1 		$3.3M Sell
408,000
-1,120,000
-73% -$9.03M 0.03% 584
2014
Q4 		$12.3M Buy
1,528,000
+286,400
+23% +$2.19M 0.09% 162
2014
Q3 		$9.13M Sell
1,241,600
-3,054,400
-71% -$22.5M 0.09% 179
2014
Q2 		$31.1M Sell
4,296,000
-2,995,200
-41% -$20.3M 0.4% 51
2014
Q1 		$48M Buy
7,291,200
+1,956,800
+37% +$12.4M 0.53% 27
2013
Q4 		$34.2M Buy
5,334,400
+3,089,600
+138% +$18.1M 0.49% 32
2013
Q3 		$11.9M Buy
2,244,800
+438,400
+24% +$2.29M 0.14% 110
2013
Q2 		$8.66M Buy
+1,806,400
New +$8.71M 0.15% 97

Other funds holding SSO

MSG
Main Street Group Glen Allen, Virginia $429M AUM 34.03% 1-Year Est. Return
PRS
Pinkerton Retirement Specialists Coeur D Alene, Idaho $1.1B AUM 30.57% 1-Year Est. Return
SWM
Spire Wealth Management Mclean, Virginia $3.31B AUM 38.78% 1-Year Est. Return
VCM
Virtue Capital Management Brentwood, Tennessee $657M AUM 24.18% 1-Year Est. Return
RCM
Ridgepath Capital Management Knoxville, Tennessee $201M AUM 10.5% 1-Year Est. Return
AMG
Asset Management Group Stamford, Connecticut $619M AUM 15.97% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
TI
TTP Investments San Jose, California $247M AUM 74.49% 1-Year Est. Return
BCM
Brookstone Capital Management Wheaton, Illinois $9.99B AUM 23.61% 1-Year Est. Return
HighTower Advisors
HighTower Advisors Chicago, Illinois $94.2B AUM 21.24% 1-Year Est. Return

Jane Street's SSO Position: Q1 2026 in Review

Jane Street opened a new position in ProShares Ultra S&P500 (SSO) in Q1 2026: 11,156 shares worth $579K. The stake represents ﹤0.01% of the portfolio and ranks #7702 among its holdings. This is a return to the name: Jane Street previously reported a position in SSO as recently as Q2 2025.

Jane Street first reported a position in SSO in Q4 2014 and has held it in 34 quarters since. The position peaked at $16.6M in Q4 2024. 213 funds tracked by Wall St. Rank hold SSO as of Q1 2026.

  • Jane Street held 11,156 shares of ProShares Ultra S&P500 worth $579K as of Q1 2026.
  • ProShares Ultra S&P500 was a new Jane Street position in Q1 2026.
  • ProShares Ultra S&P500 made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #7702 holding.
  • Jane Street first reported a position in ProShares Ultra S&P500 in Q4 2014 and has held it in 34 quarters since.
  • Jane Street's ProShares Ultra S&P500 position peaked at $16.6M in Q4 2024.
  • 213 funds tracked by Wall St. Rank held ProShares Ultra S&P500 as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.