Group One Trading
MDY icon

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

Group One 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 		$281K Buy
+400
New +$268K ﹤0.01% 4003
2025
Q3 		– Sell
-100
Closed -$56.6K – 8832
2025
Q2 		$56.6K Buy
+100
New +$53.7K ﹤0.01% 5482
2024
Q1 		– Sell
-600
Closed -$304K – 7600
2023
Q4 		$304K Sell
600
-400
-40% -$186K ﹤0.01% 3491
2023
Q3 		$457K Sell
1,000
-400
-29% -$192K ﹤0.01% 3004
2023
Q2 		$670K Buy
1,400
+700
+100% +$319K ﹤0.01% 2732
2023
Q1 		$321K Sell
700
-100
-13% -$46.6K ﹤0.01% 3197
2022
Q4 		$354K Buy
800
+700
+700% +$310K ﹤0.01% 3347
2022
Q3 		$40K Sell
100
-1,600
-94% -$707K ﹤0.01% 5577
2022
Q2 		$703K Buy
+1,700
New +$768K ﹤0.01% 3105
2022
Q1 		– Sell
-15,600
Closed -$8.08M – 8412
2021
Q4 		$8.08M Sell
15,600
-1,200
-7% -$611K 0.01% 1287
2021
Q3 		$8.08M Sell
16,800
-6,100
-27% -$3M 0.01% 1243
2021
Q2 		$11.2M Buy
22,900
+6,200
+37% +$3.06M 0.01% 993
2021
Q1 		$7.95M Buy
16,700
+9,100
+120% +$4.15M 0.01% 1124
2020
Q4 		$3.19M Buy
+7,600
New +$2.93M 0.01% 1659

Other funds holding MDY

Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $617B AUM 30.33% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
US Bancorp
US Bancorp Minneapolis, Minnesota $91.6B AUM 29.2% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Northwestern Mutual Wealth Management
Northwestern Mutual Wealth Management Milwaukee, Wisconsin $187B AUM 21.7% 1-Year Est. Return
Pathstone Holdings
Pathstone Holdings Englewood, New Jersey $34.3B AUM 27.35% 1-Year Est. Return
PNC Financial Services Group
PNC Financial Services Group Pittsburgh, Pennsylvania $202B AUM 37.79% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Group One Trading's MDY Position: Q2 2026 in Review

Group One Trading opened a new position in State Street SPDR S&P MIDCAP 400 ETF Trust (MDY) in Q2 2026: 41 shares worth $28.8K. The stake represents ﹤0.01% of the portfolio and ranks #5769 among its holdings. This is a return to the name: Group One Trading previously reported a position in MDY as recently as Q4 2023.

Group One Trading first reported a position in MDY in Q4 2013 and has held it in 13 quarters since. The position peaked at $2.05M in Q4 2021. 1,535 funds tracked by Wall St. Rank hold MDY as of Q2 2026.

  • Group One Trading held 41 shares of State Street SPDR S&P MIDCAP 400 ETF Trust worth $28.8K as of Q2 2026.
  • State Street SPDR S&P MIDCAP 400 ETF Trust was a new Group One Trading position in Q2 2026.
  • State Street SPDR S&P MIDCAP 400 ETF Trust made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #5769 holding.
  • Group One Trading first reported a position in State Street SPDR S&P MIDCAP 400 ETF Trust in Q4 2013 and has held it in 13 quarters since.
  • Group One Trading's State Street SPDR S&P MIDCAP 400 ETF Trust position peaked at $2.05M in Q4 2021.
  • 1,535 funds tracked by Wall St. Rank held State Street SPDR S&P MIDCAP 400 ETF Trust as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.