POSCO

Ticker: PKX CUSIP: 693483109 Class: ADR

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2025
Shares 53 Value ($000) $3 Avg Close — Range —
Q1 2025
Shares 400 Value ($000) $19 Avg Close — Range —
Q4 2024
Shares 100 Value ($000) $4 Avg Close — Range —
Q3 2024
Shares 4,389 Value ($000) $307 Avg Close — Range —
Q2 2024
Shares 7,796 Value ($000) $513 Avg Close — Range —
Q1 2024
Shares 2,450 Value ($000) $192 Avg Close — Range —
Q2 2022
Shares 900 Value ($000) $40 Avg Close — Range —
Q4 2020
Shares 100 Value ($000) $6 Avg Close — Range —
Q2 2018
Shares 2,646 Value ($000) $196 Avg Close — Range —
Q1 2018
Shares 321 Value ($000) $25 Avg Close — Range —
Q4 2017
Shares 240 Value ($000) $19 Avg Close — Range —
Q3 2017
Shares 1,490 Value ($000) $103 Avg Close — Range —
Q2 2017
Shares 4,173 Value ($000) $261 Avg Close — Range —
Q2 2016
Shares 20,575 Value ($000) $916 Avg Close — Range —
Q4 2015
Shares 48,680 Value ($000) $1,721 Avg Close — Range —
Q2 2015
Shares 1,762 Value ($000) $87 Avg Close — Range —