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Walleye Trading LLC

SEC CIK
0001388391
Latest filing
Aug 3, 2026

MDY holding history

SPDR S&P Midcap 400 ETF Trust in every 13F filed by Walleye Trading LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MDY overviewAll 13F holders of MDYFull Q2 2026 holdings

Shares (Q2 2026)
3,777
Value
$2.66M
% of portfolio
<0.1%
Quarters held
11
Since Q3 2021
Holdings of MDY by Walleye Trading LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20263,777$2.66M<0.1%+3,777NewHolders
Q4 20250$00.0%−2,039−100.0%Sold outHolders
Q3 20252,039$1.22M<0.1%+2,039NewHolders
Q2 20250$00.0%−2,688−100.0%Sold outHolders
Q1 20252,688$1.43M<0.1%+2,688NewHolders
Q4 20240$00.0%−14,623−100.0%Sold outHolders
Q3 202414,623$8.33M0.2%+14,623NewHolders
Q1 20240$00.0%−3,799−100.0%Sold outHolders
Q4 20233,799$1.93M<0.1%+3,799NewHolders
Q1 20230$00.0%−1,656−100.0%Sold outHolders
Q4 20221,656$733.3K<0.1%−1,590−49.0%ReducedHolders
Q3 20223,246$1.30M<0.1%−818−20.1%ReducedHolders
Q2 20224,064$1.68M<0.1%+1,000+32.6%AddedHolders
Q1 20223,064$1.50M<0.1%+195+6.8%AddedHolders
Q4 20212,869$1.49M<0.1%+2,337+439.3%AddedHolders
Q3 2021532$256.0K<0.1%+532NewHolders