Jane Street’s State Street SPDR S&P MIDCAP 400 ETF Trust MDY Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
Sell
-3,022
Closed -$2.02M 12513
2026
Q1
$1.86M Sell
3,022
-29,798
-91% -$18.9M ﹤0.01% 5233
2025
Q4
$19.8M Buy
32,820
+3,024
+10% +$1.81M ﹤0.01% 1629
2025
Q3
$17.8M Sell
29,796
-8,477
-22% -$4.98M ﹤0.01% 1770
2025
Q2
$21.7M Buy
38,273
+34,828
+1,011% +$18.7M ﹤0.01% 1380
2025
Q1
$1.84M Sell
3,445
-5,416
-61% -$3.07M ﹤0.01% 4504
2024
Q4
$5.05M Buy
+8,861
New +$5.19M ﹤0.01% 2647
2024
Q3
Sell
-1,405
Closed -$774K 10087
2024
Q2
$752K Buy
1,405
+579
+70% +$311K ﹤0.01% 6320
2024
Q1
$460K Buy
+826
New +$428K ﹤0.01% 6818
2023
Q4
Sell
-25,301
Closed -$11.7M 9558
2023
Q3
$11.6M Buy
25,301
+4,451
+21% +$2.13M ﹤0.01% 1628
2023
Q2
$9.99M Buy
20,850
+19,957
+2,235% +$9.09M ﹤0.01% 1903
2023
Q1
$409K Sell
893
-14,243
-94% -$6.64M ﹤0.01% 6671
2022
Q4
$6.7M Buy
15,136
+12,875
+569% +$5.69M ﹤0.01% 2102
2022
Q3
$908K Sell
2,261
-4,914
-68% -$2.17M ﹤0.01% 5578
2022
Q2
$2.97M Buy
7,175
+3,214
+81% +$1.45M ﹤0.01% 3464
2022
Q1
$1.94M Sell
3,961
-1,653
-29% -$804K ﹤0.01% 4823
2021
Q4
$2.91M Sell
5,614
-5,142
-48% -$2.62M ﹤0.01% 3753
2021
Q3
$5.17M Buy
10,756
+7,827
+267% +$3.84M ﹤0.01% 2659
2021
Q2
$1.44M Buy
+2,929
New +$1.44M ﹤0.01% 5020
2021
Q1
Sell
-2,663
Closed -$1.21M 9399
2020
Q4
$1.12M Buy
+2,663
New +$1.03M ﹤0.01% 4465
2020
Q2
Sell
-3,876
Closed -$1.18M 7378
2020
Q1
$1.02M Sell
3,876
-56,730
-94% -$19.2M ﹤0.01% 2772
2019
Q4
$22.8M Buy
60,606
+35,051
+137% +$12.7M 0.03% 343
2019
Q3
$9.01M Buy
25,555
+9,909
+63% +$3.47M 0.01% 646
2019
Q2
$5.55M Buy
15,646
+14,320
+1,080% +$5M 0.01% 976
2019
Q1
$458K Buy
1,326
+598
+82% +$201K ﹤0.01% 3775
2018
Q4
$220K Sell
728
-872
-55% -$290K ﹤0.01% 4395
2018
Q3
$588K Buy
+1,600
New +$586K ﹤0.01% 3422
2018
Q1
Sell
-10,954
Closed -$3.81M 5168
2017
Q4
$3.78M Buy
+10,954
New +$3.69M 0.01% 1054
2017
Q3
Sell
-827
Closed -$263K 4825
2017
Q2
$263K Sell
827
-1,512
-65% -$476K ﹤0.01% 3731
2017
Q1
$731K Sell
2,339
-44,761
-95% -$13.9M ﹤0.01% 2454
2016
Q4
$14.2M Buy
47,100
+39,970
+561% +$11.6M 0.06% 245
2016
Q3
$2.01M Buy
+7,130
New +$2.01M 0.01% 1200
2016
Q2
Sell
-3,300
Closed -$882K 4372
2016
Q1
$867K Sell
3,300
-23,501
-88% -$5.72M ﹤0.01% 1989
2015
Q4
$6.81M Buy
26,801
+25,671
+2,272% +$6.68M 0.04% 380
2015
Q3
$281K Sell
1,130
-11,370
-91% -$3.01M ﹤0.01% 2863
2015
Q2
$3.42M Buy
+12,500
New +$3.47M 0.02% 671
2015
Q1
Sell
-6,310
Closed -$1.7M 3351
2014
Q4
$1.67M Buy
6,310
+4,737
+301% +$1.21M 0.01% 757
2014
Q3
$392K Buy
+1,573
New +$404K ﹤0.01% 1654
2014
Q2
Sell
-608,516
Closed -$152M 2903
2014
Q1
$152M Buy
+608,516
New +$149M 1.69% 6
2013
Q4
Sell
-220,228
Closed -$49.8M 2682
2013
Q3
$49.8M Buy
220,228
+218,844
+15,812% +$48.7M 0.59% 20
2013
Q2
$291K Buy
+1,384
New +$293K 0.01% 1912

Other funds holding MDY

Jane Street's MDY Position: Q2 2026 in Review

Jane Street sold out of State Street SPDR S&P MIDCAP 400 ETF Trust (MDY) in Q2 2026, closing a stake of 3,022 shares — an estimated $2.02M sold.

Jane Street first reported a position in MDY in Q2 2013 and held it in 40 quarters. The position peaked at $152M in Q1 2014. 1,531 funds tracked by Wall St. Rank hold MDY as of Q2 2026.

  • Jane Street reported no remaining State Street SPDR S&P MIDCAP 400 ETF Trust position as of Q2 2026 after selling out during the quarter.
  • Jane Street sold 3,022 State Street SPDR S&P MIDCAP 400 ETF Trust shares in Q2 2026, an estimated $2.02M.
  • Jane Street first reported a position in State Street SPDR S&P MIDCAP 400 ETF Trust in Q2 2013 and held it in 40 quarters.
  • Jane Street's State Street SPDR S&P MIDCAP 400 ETF Trust position peaked at $152M in Q1 2014.
  • 1,531 funds tracked by Wall St. Rank held State Street SPDR S&P MIDCAP 400 ETF Trust as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.