Jane Street
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Jane Street’s ProShares UltraPro Dow 30 UDOW Stock Holding History

Jane Street’s Portfolio UDOW Stock Details UDOW Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.88M Buy
37,400
+8,100
+28% +$474K ﹤0.01% 5221
2025
Q4 		$1.7M Buy
29,300
+9,900
+51% +$554K ﹤0.01% 5124
2025
Q3 		$1.04M Sell
19,400
-12,400
-39% -$617K ﹤0.01% 6239
2025
Q2 		$1.5M Sell
31,800
-19,400
-38% -$782K ﹤0.01% 4897
2025
Q1 		$2.25M Buy
51,200
+40,000
+357% +$1.96M ﹤0.01% 4174
2024
Q4 		$529K Sell
11,200
-22,000
-66% -$1.11M ﹤0.01% 6661
2024
Q3 		$1.59M Buy
+33,200
New +$1.43M ﹤0.01% 4946
2022
Q2 		– Sell
-79,000
Closed -$2.87M – 10930
2022
Q1 		$2.87M Sell
79,000
-134,600
-63% -$4.94M ﹤0.01% 4044
2021
Q4 		$9.04M Buy
213,600
+17,000
+9% +$676K ﹤0.01% 2013
2021
Q3 		$6.76M Sell
196,600
-30,000
-13% -$1.14M ﹤0.01% 2311
2021
Q2 		$8.28M Buy
226,600
+95,000
+72% +$3.36M ﹤0.01% 1947
2021
Q1 		$4.22M Sell
131,600
-189,600
-59% -$5.33M ﹤0.01% 2657
2020
Q4 		$8.23M Buy
321,200
+22,400
+7% +$499K ﹤0.01% 1595
2020
Q3 		$5.81M Sell
298,800
-193,200
-39% -$3.6M ﹤0.01% 1704
2020
Q2 		$7.73M Buy
492,000
+143,200
+41% +$2.03M 0.01% 1387
2020
Q1 		$3.64M Buy
348,800
+12,000
+4% +$305K ﹤0.01% 1439
2019
Q4 		$10.4M Buy
336,800
+40,000
+13% +$1.12M 0.01% 616
2019
Q3 		$7.8M Sell
296,800
-459,600
-61% -$11.8M 0.01% 717
2019
Q2 		$19.4M Sell
756,400
-180,800
-19% -$4.42M 0.03% 379
2019
Q1 		$22.6M Buy
937,200
+484,400
+107% +$10.8M 0.04% 383
2018
Q4 		$8.07M Buy
452,800
+224,400
+98% +$5.08M 0.02% 686
2018
Q3 		$6.23M Sell
228,400
-552,400
-71% -$13.7M 0.01% 889
2018
Q2 		$16.6M Buy
780,800
+543,200
+229% +$12M 0.04% 375
2018
Q1 		$5.04M Buy
237,600
+51,200
+27% +$1.25M 0.01% 980
2017
Q4 		$4.39M Sell
186,400
-426,000
-70% -$8.83M 0.01% 960
2017
Q3 		$10.7M Sell
612,400
-75,600
-11% -$1.23M 0.03% 491
2017
Q2 		$10.5M Buy
688,000
+101,600
+17% +$1.45M 0.04% 445
2017
Q1 		$7.97M Buy
586,400
+140,800
+32% +$1.84M 0.04% 469
2016
Q4 		$5.28M Buy
445,600
+276,800
+164% +$2.85M 0.02% 633
2016
Q3 		$1.57M Sell
168,800
-123,200
-42% -$1.16M 0.01% 1440
2016
Q2 		$2.54M Buy
292,000
+145,600
+99% +$1.24M 0.01% 1056
2016
Q1 		$1.22M Buy
146,400
+116,000
+382% +$815K 0.01% 1671
2015
Q4 		$245K Sell
30,400
-78,400
-72% -$642K ﹤0.01% 3345
2015
Q3 		$718K Sell
108,800
-1,068,800
-91% -$8.3M ﹤0.01% 1925
2015
Q2 		$10M Sell
1,177,600
-622,400
-35% -$5.66M 0.06% 247
2015
Q1 		$15.7M Buy
1,800,000
+19,200
+1% +$169K 0.12% 141
2014
Q4 		$15.7M Buy
1,780,800
+1,614,400
+970% +$13.2M 0.12% 124
2014
Q3 		$1.29M Buy
166,400
+132,800
+395% +$1.01M 0.01% 790
2014
Q2 		$249K Sell
33,600
-40,000
-54% -$285K ﹤0.01% 1993
2014
Q1 		$509K Sell
73,600
-40,000
-35% -$263K 0.01% 1545
2013
Q4 		$801K Sell
113,600
-209,600
-65% -$1.27M 0.01% 912
2013
Q3 		$1.73M Buy
323,200
+264,000
+446% +$1.45M 0.02% 682
2013
Q2 		$299K Buy
+59,200
New +$305K 0.01% 1891

Other funds holding UDOW

Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
SFA
Spectrum Financial Alliance Nicholasville, Kentucky $679M AUM 83.74% 1-Year Est. Return
Optiver Holding
Optiver Holding Amsterdam, Netherlands $289B AUM 33.63% 1-Year Est. Return
TRCT
Tower Research Capital (TRC) New York $3.85B AUM 32.11% 1-Year Est. Return
IMC Chicago
IMC Chicago Chicago, Illinois $278B AUM 44.93% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
FTUS
Flow Traders U.S. New York $3.16B AUM 19.52% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
GSEP
Golden State Equity Partners South Coast Metro, California $1.32B AUM 23.87% 1-Year Est. Return
XT
XTX Topco George Town, Cayman Islands $5.75B AUM 30.56% 1-Year Est. Return

Jane Street's UDOW Position: Q1 2026 in Review

Jane Street sold out of ProShares UltraPro Dow 30 (UDOW) in Q1 2026, closing a stake of 488,193 shares — an estimated $28.6M sold.

Jane Street first reported a position in UDOW in Q3 2013 and held it in 36 quarters. The position peaked at $28.3M in Q4 2025. 58 funds tracked by Wall St. Rank hold UDOW as of Q1 2026.

  • Jane Street reported no remaining ProShares UltraPro Dow 30 position as of Q1 2026 after selling out during the quarter.
  • Jane Street sold 488,193 ProShares UltraPro Dow 30 shares in Q1 2026, an estimated $28.6M.
  • Jane Street first reported a position in ProShares UltraPro Dow 30 in Q3 2013 and held it in 36 quarters.
  • Jane Street's ProShares UltraPro Dow 30 position peaked at $28.3M in Q4 2025.
  • 58 funds tracked by Wall St. Rank held ProShares UltraPro Dow 30 as of Q1 2026.

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