Citadel Advisors
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Citadel Advisors’s ProShares UltraPro Short S&P 500 SPXU Stock Holding History

Citadel Advisors’s Portfolio SPXU Stock Details SPXU Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$17.7M Sell
311,375
-291,960
-48% -$14.8M ﹤0.01% 2480
2025
Q4 		$30M Buy
603,335
+272,285
+82% +$14.2M ﹤0.01% 1906
2025
Q3 		$17.9M Buy
331,050
+88,535
+37% +$5.41M ﹤0.01% 2476
2025
Q2 		$16.3M Buy
242,515
+31,245
+15% +$2.76M ﹤0.01% 2395
2025
Q1 		$21.6M Buy
211,270
+166,460
+371% +$15M ﹤0.01% 1956
2024
Q4 		$4.04M Buy
44,810
+1,590
+4% +$144K ﹤0.01% 4319
2024
Q3 		$4.19M Buy
43,220
+22,675
+110% +$2.51M ﹤0.01% 4236
2024
Q2 		$2.37M Sell
20,545
-38,605
-65% -$5.07M ﹤0.01% 5003
2024
Q1 		$7.64M Buy
59,150
+31,550
+114% +$4.81M ﹤0.01% 3320
2023
Q4 		$4.75M Buy
27,600
+22,515
+443% +$4.83M ﹤0.01% 3871
2023
Q3 		$1.22M Sell
5,085
-1,420
-22% -$304K ﹤0.01% 6173
2023
Q2 		$1.39M Sell
6,505
-245
-4% -$62.1K ﹤0.01% 5813
2023
Q1 		$1.82M Sell
6,750
-18,537
-73% -$5.5M ﹤0.01% 5572
2022
Q4 		$8.53M Buy
25,287
+5,137
+25% +$1.78M ﹤0.01% 3039
2022
Q3 		$9.04M Buy
20,150
+11,691
+138% +$4.01M ﹤0.01% 2916
2022
Q2 		$3.42M Buy
8,459
+4,217
+99% +$1.45M ﹤0.01% 4523
2022
Q1 		$1.13M Buy
4,242
+1,783
+73% +$523K ﹤0.01% 7424
2021
Q4 		$612K Sell
2,459
-288
-10% -$81.8K ﹤0.01% 9183
2021
Q3 		$964K Sell
2,747
-423
-13% -$140K ﹤0.01% 8252
2021
Q2 		$1.16M Buy
3,170
+1,214
+62% +$486K ﹤0.01% 7980
2021
Q1 		$926K Buy
1,956
+705
+56% +$373K ﹤0.01% 8315
2020
Q4 		$741K Sell
1,251
-931
-43% -$668K ﹤0.01% 7408
2020
Q3 		$1.9M Buy
2,182
+115
+6% +$108K ﹤0.01% 4813
2020
Q2 		$2.44M Sell
2,067
-171
-8% -$260K ﹤0.01% 4213
2020
Q1 		$5.4M Sell
2,238
-929
-29% -$2.09M ﹤0.01% 2603
2019
Q4 		$6.34M Buy
3,167
+1,663
+111% +$3.88M ﹤0.01% 2789
2019
Q3 		$3.91M Buy
1,504
+276
+22% +$745K ﹤0.01% 3457
2019
Q2 		$3.42M Sell
1,228
-396
-24% -$1.18M ﹤0.01% 3655
2019
Q1 		$5.12M Buy
1,624
+103
+7% +$373K ﹤0.01% 2967
2018
Q4 		$7.08M Buy
1,521
+684
+82% +$2.72M ﹤0.01% 2312
2018
Q3 		$2.7M Sell
837
-143
-15% -$497K ﹤0.01% 3898
2018
Q2 		$3.92M Buy
980
+877
+851% +$3.61M ﹤0.01% 3103
2018
Q1 		$458K Sell
103
-87
-46% -$364K ﹤0.01% 6025
2017
Q4 		$862K Buy
190
+14
+8% +$69.8K ﹤0.01% 4868
2017
Q3 		$968K Buy
176
+94
+115% +$555K ﹤0.01% 4365
2017
Q2 		$515K Buy
82
+35
+74% +$228K ﹤0.01% 5069
2017
Q1 		$324K Sell
47
-229
-83% -$1.66M ﹤0.01% 5780
2016
Q4 		$2.25M Buy
276
+186
+207% +$1.67M ﹤0.01% 2814
2016
Q3 		$831K Buy
+90
New +$854K ﹤0.01% 4071

Other funds holding SPXU

T2I
Turim 21 Investimentos Rio De Janeiro, Brazil $399M AUM 20.13% 1-Year Est. Return
IMC Chicago
IMC Chicago Chicago, Illinois $278B AUM 44.93% 1-Year Est. Return
RAM
Revere Asset Management Dallas, Texas $195M AUM 80.44% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
HF
HRT Financial New York $40.1B AUM 58.22% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
JF
Jump Financial Chicago, Illinois $7.5B AUM 33.9% 1-Year Est. Return
MWM
Moulton Wealth Management Spokane, Washington $152M AUM 21.14% 1-Year Est. Return
TRCT
Tower Research Capital (TRC) New York $3.85B AUM 32.11% 1-Year Est. Return
Simplex Trading
Simplex Trading Chicago, Illinois $149B AUM 62.07% 1-Year Est. Return

Citadel Advisors's SPXU Position: Q4 2025 in Review

Citadel Advisors sold out of ProShares UltraPro Short S&P 500 (SPXU) in Q4 2025, closing a stake of 10,461 shares — an estimated $544K sold.

Citadel Advisors first reported a position in SPXU in Q1 2014 and held it in 29 quarters. The position peaked at $37.1M in Q1 2025. 34 funds tracked by Wall St. Rank hold SPXU as of Q4 2025.

  • Citadel Advisors reported no remaining ProShares UltraPro Short S&P 500 position as of Q4 2025 after selling out during the quarter.
  • Citadel Advisors sold 10,461 ProShares UltraPro Short S&P 500 shares in Q4 2025, an estimated $544K.
  • Citadel Advisors first reported a position in ProShares UltraPro Short S&P 500 in Q1 2014 and held it in 29 quarters.
  • Citadel Advisors's ProShares UltraPro Short S&P 500 position peaked at $37.1M in Q1 2025.
  • 34 funds tracked by Wall St. Rank held ProShares UltraPro Short S&P 500 as of Q4 2025.

Based on Citadel Advisors's 13F filing for Q4 2025, filed 17 Feb 2026.