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優盛4121.TW Institutions

TW StockBiotech. & Medical
(No presentation for 4121)

優盛（4121）Institutional Investors Holding Ratio

優盛（4121）Retail Long/Short Margin

優盛（4121）Holdings of Investors

優盛（4121）Holdings of Directors and Supervisors

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Net Buying & Selling

Accumulated K Shares in Last 30 days

-449Foreign Investors
0Investment Trust
0Dealers

Days of Net Buying in Last 30 days

17Foreign Investors
0Investment Trust
2Dealers
Foreign Investors
Investment Trust
Dealer
Price
DateForeign InvestorsInvestment TrustDealerTotal
2026-03-03-18---18
2026-03-027--7
2026-02-2650--50
2026-02-25-40---40
2026-02-24-71---71
2026-02-234--4
2026-02-1174--74
2026-02-1049--49
0%Foreign Investors
0%Investment Trust
2.29%Dealer

Change in last month: No Change

Holding Ratio
Price
Chg. of Retail Long Margin
Price
DateChg. of Retail Long MarginChg. of Retail Short MarginRetail Margin RatioRetail Long Margin UsagePrice
2026-03-0212-1.074,615%19.95
2026-02-26-312-101.074,610%20.15
2026-02-25207-31.144,760%20
2026-02-24519-501.194,660%20
2026-02-238121.814,410%19
2026-02-1153-51.84,370%17.7
2026-02-101-81.874,345%17.2
2026-02-092941.964,344%17.2
2026-02-0690-131.924,330%17.6
2026-02-059-2.094,287%18.5
2026-02-04197-222.094,282%18.7
2026-02-03452-52.394,187%19
2026-02-02179-12.583,969%18.6

Large Retail Investor

Retail Investor

Net Buying of Investors

Large Retail: 20 Weeks

Retail Investor: 5 Weeks

Holding Ratio of Large Retail
Holding Ratio of Retail Investor
Price
DateHolding of Large Retail Investor (%)Holding Chg. of Large Retail Investor (%)
2026-02-2647.09+0.97
2026-02-1146.11+0.16
2026-02-0645.95+0.44
2026-01-3045.51+1.84
2026-01-2343.67-0.25
2026-01-1643.92+0.56
2026-01-0943.36+0.03
2026-01-0243.33+0.5