UNITED MICROELECTRONICS CORP

Ticker: UMC CUSIP: 910873405 Class: ADR

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025
Shares 2,430 Value ($000) $0 Avg Close — Range —
Q2 2025
Shares 4,038 Value ($000) $0 Avg Close — Range —
Q1 2025
Shares 12,740 Value ($000) $0 Avg Close — Range —
Q4 2024
Shares 15,871 Value ($000) $0 Avg Close — Range —
Q3 2024
Shares 52,453 Value ($000) $0 Avg Close — Range —
Q2 2024
Shares 8,886 Value ($000) $0 Avg Close — Range —
Q2 2022
Shares 172,633 Value ($000) $1,168 Avg Close — Range —
Q1 2022
Shares 164,903 Value ($000) $1,503 Avg Close — Range —
Q4 2021
Shares 179,348 Value ($000) $2,098 Avg Close — Range —
Q3 2021
Shares 55,034 Value ($000) $510 Avg Close — Range —
Q2 2021
Shares 55,034 Value ($000) $520 Avg Close — Range —
Q1 2021
Shares 97,008 Value ($000) $883 Avg Close — Range —
Q4 2020
Shares 71,527 Value ($000) $602 Avg Close — Range —
Q3 2020
Shares 30,134 Value ($000) $144 Avg Close — Range —
Q2 2020
Shares 19,034 Value ($000) $50 Avg Close — Range —
Q1 2020
Shares 3,165 Value ($000) $6 Avg Close — Range —
Q3 2018
Shares 700 Value ($000) $1 Avg Close — Range —