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

Walleye Trading’s Portfolio MDY Stock Details MDY Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$914K	Sell	1,300 -21,700	-94%	-$14.5M	﹤0.01%	2346
2026 Q1	$14.2M	Buy	23,000 +500	+2%	+$317K	0.02%	638
2025 Q4	$13.6M	Hold	22,500	–	–	0.02%	787
2025 Q3	$13.4M	Buy	22,500 +14,700	+188%	+$8.63M	0.02%	752
2025 Q2	$4.42M	Buy	+7,800	New	+$4.19M	0.01%	1270
2025 Q1	–	Sell	-35,300	Closed	-$20.1M	–	4459
2024 Q4	$20.1M	Buy	35,300 +31,000	+721%	+$18.2M	0.04%	475
2024 Q3	$2.45M	Buy	+4,300	New	+$2.37M	0.01%	1552
2024 Q2	–	Sell	-300	Closed	-$167K	–	4664
2024 Q1	$167K	Buy	+300	New	+$155K	﹤0.01%	3525
2023 Q2	–	Sell	-800	Closed	-$367K	–	4969
2023 Q1	$367K	Sell	800 -100	-11%	-$46.6K	﹤0.01%	3059
2022 Q4	$399K	Buy	+900	New	+$398K	﹤0.01%	2998
2022 Q3	–	Sell	-1,400	Closed	-$579K	–	5322
2022 Q2	$579K	Sell	1,400 -1,200	-46%	-$542K	﹤0.01%	2752
2022 Q1	$1.27M	Buy	2,600 +2,500	+2,500%	+$1.22M	﹤0.01%	2022
2021 Q4	$52K	Sell	100 -4,300	-98%	-$2.19M	﹤0.01%	4662
2021 Q3	$2.12M	Sell	4,400 -200	-4%	-$98.2K	0.01%	1574
2021 Q2	$2.26M	Buy	+4,600	New	+$2.27M	0.01%	1408
2020 Q2	–	Sell	-100	Closed	-$26K	–	4459
2020 Q1	$26K	Sell	100 -1,100	-92%	-$373K	﹤0.01%	3579
2019 Q4	$450K	Sell	1,200 -500	-29%	-$181K	﹤0.01%	2496
2019 Q3	$599K	Sell	1,700 -2,100	-55%	-$736K	0.01%	1985
2019 Q2	$1.35M	Sell	3,800 -1,700	-31%	-$594K	0.01%	1357
2019 Q1	$1.9M	Buy	5,500 +2,500	+83%	+$841K	0.01%	1116
2018 Q4	$908K	Buy	3,000 +600	+25%	+$200K	0.01%	1817
2018 Q3	$882K	Buy	2,400 +500	+26%	+$183K	﹤0.01%	2228
2018 Q2	$675K	Sell	1,900 -2,600	-58%	-$914K	﹤0.01%	2535
2018 Q1	$1.54M	Buy	4,500 +3,800	+543%	+$1.32M	0.01%	1480
2017 Q4	$243K	Sell	700 -2,400	-77%	-$809K	﹤0.01%	3299
2017 Q3	$1.01M	Sell	3,100 -700	-18%	-$222K	0.01%	1868
2017 Q2	$1.21M	Sell	3,800 -1,900	-33%	-$598K	0.01%	1593
2017 Q1	$1.78M	Sell	5,700 -3,300	-37%	-$1.02M	0.01%	1175
2016 Q4	$2.72M	Sell	9,000 -5,800	-39%	-$1.68M	0.02%	761
2016 Q3	$4.18M	Buy	14,800 +6,700	+83%	+$1.89M	0.03%	520
2016 Q2	$2.2M	Sell	8,100 -2,000	-20%	-$535K	0.01%	938
2016 Q1	$2.65M	Buy	10,100 +5,900	+140%	+$1.44M	0.02%	673
2015 Q4	$1.07M	Sell	4,200 -2,000	-32%	-$520K	0.01%	1211
2015 Q3	$1.54M	Sell	6,200 -1,100	-15%	-$291K	0.01%	798
2015 Q2	$1.99M	Sell	7,300 -3,600	-33%	-$1M	0.02%	703
2015 Q1	$3.02M	Buy	10,900 +1,000	+10%	+$270K	0.03%	466
2014 Q4	$2.61M	Hold	9,900	–	–	0.02%	566
2014 Q3	$2.47M	Buy	9,900 +1,100	+13%	+$282K	0.03%	346
2014 Q2	$2.29M	Sell	8,800 -3,600	-29%	-$901K	0.03%	365
2014 Q1	$3.11M	Sell	12,400 -20,700	-63%	-$5.08M	0.04%	279
2013 Q4	$8.08M	Sell	33,100 -38,200	-54%	-$8.99M	0.08%	164
2013 Q3	$16.1M	Sell	71,300 -91,400	-56%	-$20.3M	0.17%	83
2013 Q2	$34.2M	Buy	+162,700	New	+$34.4M	0.33%	41

Other funds holding MDY

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Wells Fargo San Francisco, California $617B AUM 30.33% 1-Year Est. Return

Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

US Bancorp Minneapolis, Minnesota $91.6B AUM 29.2% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Northwestern Mutual Wealth Management Milwaukee, Wisconsin $187B AUM 21.7% 1-Year Est. Return

Pathstone Holdings Englewood, New Jersey $34.3B AUM 27.35% 1-Year Est. Return

PNC Financial Services Group Pittsburgh, Pennsylvania $202B AUM 37.79% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Walleye Trading's MDY Position: Q2 2026 in Review

Walleye Trading opened a new position in State Street SPDR S&P MIDCAP 400 ETF Trust (MDY) in Q2 2026: 3,777 shares worth $2.66M. The stake represents ﹤0.01% of the portfolio and ranks #1679 among its holdings. This is a return to the name: Walleye Trading previously reported a position in MDY as recently as Q3 2025.

Walleye Trading first reported a position in MDY in Q1 2014 and has held it in 25 quarters since. The position peaked at $8.33M in Q3 2024. 1,535 funds tracked by Wall St. Rank hold MDY as of Q2 2026.

Walleye Trading held 3,777 shares of State Street SPDR S&P MIDCAP 400 ETF Trust worth $2.66M as of Q2 2026.
State Street SPDR S&P MIDCAP 400 ETF Trust was a new Walleye Trading position in Q2 2026.
State Street SPDR S&P MIDCAP 400 ETF Trust made up ﹤0.01% of Walleye Trading's portfolio in Q2 2026, its #1679 holding.
Walleye Trading first reported a position in State Street SPDR S&P MIDCAP 400 ETF Trust in Q1 2014 and has held it in 25 quarters since.
Walleye Trading's State Street SPDR S&P MIDCAP 400 ETF Trust position peaked at $8.33M in Q3 2024.
1,535 funds tracked by Wall St. Rank held State Street SPDR S&P MIDCAP 400 ETF Trust as of Q2 2026.

Based on Walleye Trading's 13F filing for Q2 2026, filed 3 Aug 2026.