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Livermore
Livermore
ZHEN

Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

SY holding history

So-Young International Inc. in every 13F filed by Simplex Trading, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

SY overviewAll 13F holders of SYFull Q2 2026 holdings

Shares (Q2 2026)
21,430
Value
$31.7K
% of portfolio
<0.1%
Quarters held
18
Since Q1 2021
Holdings of SY by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202621,430$31.7K<0.1%−4,837−18.4%ReducedHolders
Q1 202626,267$71.7K<0.1%−17,372−39.8%ReducedHolders
Q4 202543,639$111.7K<0.1%+15,501+55.1%AddedHolders
Q3 202528,138$108.0K<0.1%−5,092−15.3%ReducedHolders
Q2 202533,230$103.0K<0.1%+33,059+19,332.7%AddedHolders
Q1 2025171$00.0%00.0%UnchangedHolders
Q4 2024171$00.0%+171NewHolders
Q2 20240$00.0%−60−100.0%Sold outHolders
Q1 202460$00.0%−144−70.6%ReducedHolders
Q4 2023204$00.0%+204NewHolders
Q3 20230$00.0%−4,440−100.0%Sold outHolders
Q2 20234,440$8.00K<0.1%+1,055+31.2%AddedHolders
Q1 20233,385$7.00K<0.1%−984−22.5%ReducedHolders
Q4 20224,369$5.00K<0.1%−1,425−24.6%ReducedHolders
Q3 20225,794$4.00K<0.1%+4,600+385.3%AddedHolders
Q2 20221,194$1.00K<0.1%−22,824−95.0%ReducedHolders
Q1 202224,018$47.0K<0.1%+24,018NewHolders
Q4 20210$00.0%−2,245−100.0%Sold outHolders
Q3 20212,245$21.0K<0.1%−547−19.6%ReducedHolders
Q2 20212,792$26.0K<0.1%−2,731−49.4%ReducedHolders
Q1 20215,523$54.0K<0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.