Jane Street
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Jane Street’s Direxion Daily Mid Cap Bull 3X ETF MIDU Stock Holding History

Jane Street’s Portfolio MIDU Stock Details MIDU Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$208K Buy
+4,000
New +$231K ﹤0.01% 10062
2023
Q4 		– Sell
-158,200
Closed -$763K – 9563
2023
Q3 		$763K Buy
158,200
+54,500
+53% +$2.18M ﹤0.01% 5581
2023
Q2 		$809K Sell
103,700
-933,100
-90% -$33.2M ﹤0.01% 5558
2023
Q1 		$9.21M Sell
1,036,800
-740,300
-42% -$29.9M ﹤0.01% 1731
2022
Q4 		$13.5M Buy
1,777,100
+1,463,900
+467% +$52.8M 0.01% 1322
2022
Q3 		$2.68M Buy
313,200
+158,600
+103% +$6.07M ﹤0.01% 3648
2022
Q2 		$1.93M Buy
154,600
+147,800
+2,174% +$6.43M ﹤0.01% 4231
2022
Q1 		$388K Sell
6,800
-400
-6% -$22.7K ﹤0.01% 7934
2021
Q4 		$501K Buy
+7,200
New +$481K ﹤0.01% 7279
2018
Q3 		– Sell
-5,100
Closed -$246K – 5476
2018
Q2 		$246K Sell
5,100
-1,700
-25% -$80.1K ﹤0.01% 4339
2018
Q1 		$298K Buy
+6,800
New +$319K ﹤0.01% 4031
2016
Q4 		– Sell
-21,900
Closed -$595K – 4387
2016
Q3 		$595K Sell
21,900
-12,500
-36% -$338K ﹤0.01% 2575
2016
Q2 		$845K Buy
34,400
+4,000
+13% +$93.9K ﹤0.01% 2173
2016
Q1 		$684K Buy
30,400
+100
+0.3% +$1.81K ﹤0.01% 2258
2015
Q4 		$631K Sell
30,300
-7,900
-21% -$177K ﹤0.01% 2224
2015
Q3 		$754K Buy
38,200
+3,800
+11% +$92.1K ﹤0.01% 1874
2015
Q2 		$925K Sell
34,400
-170,600
-83% -$4.29M 0.01% 1646
2015
Q1 		$4.6M Sell
205,000
-127,500
-38% -$2.64M 0.04% 434
2014
Q4 		$6.52M Buy
332,500
+224,500
+208% +$4.02M 0.05% 273
2014
Q3 		$1.8M Buy
+108,000
New +$1.97M 0.02% 644

Other funds holding MIDU

Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
HFS
Howard Financial Services Dallas, Texas $1B AUM 20.02% 1-Year Est. Return
MAM
Morse Asset Management Darien, Connecticut $481M AUM 46% 1-Year Est. Return
IMC Chicago
IMC Chicago Chicago, Illinois $278B AUM 44.93% 1-Year Est. Return
TFA
Toth Financial Advisory Leesburg, Virginia $1.02B AUM 28.36% 1-Year Est. Return
TRCT
Tower Research Capital (TRC) New York $3.85B AUM 32.11% 1-Year Est. Return
TSMHT
Thurston Springer Miller Herd & Titak Indianapolis, Indiana $275M AUM 30.64% 1-Year Est. Return
Simplex Trading
Simplex Trading Chicago, Illinois $149B AUM 62.07% 1-Year Est. Return
Osaic Holdings
Osaic Holdings Scottsdale, Arizona $68.3B AUM 20.5% 1-Year Est. Return

Jane Street's MIDU Position: Q1 2026 in Review

Jane Street sold out of Direxion Daily Mid Cap Bull 3X ETF (MIDU) in Q1 2026, closing a stake of 7,640 shares — an estimated $442K sold.

Jane Street first reported a position in MIDU in Q1 2014 and held it in 25 quarters. The position peaked at $1.52M in Q1 2018. 14 funds tracked by Wall St. Rank hold MIDU as of Q1 2026.

  • Jane Street reported no remaining Direxion Daily Mid Cap Bull 3X ETF position as of Q1 2026 after selling out during the quarter.
  • Jane Street sold 7,640 Direxion Daily Mid Cap Bull 3X ETF shares in Q1 2026, an estimated $442K.
  • Jane Street first reported a position in Direxion Daily Mid Cap Bull 3X ETF in Q1 2014 and held it in 25 quarters.
  • Jane Street's Direxion Daily Mid Cap Bull 3X ETF position peaked at $1.52M in Q1 2018.
  • 14 funds tracked by Wall St. Rank held Direxion Daily Mid Cap Bull 3X ETF as of Q1 2026.

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