SPDR S&P MIDCAP 400 ETF TR

Ticker: MDY CUSIP: 78467Y107 Class: Exchange Traded Fund

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

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

Q4 2023
Shares 629 Value ($000) $319 Avg Close — Range —
Q3 2023
Shares 623 Value ($000) $284 Avg Close — Range —
Q2 2023
Shares 194 Value ($000) $93 Avg Close — Range —
Q4 2022
Shares 1,405 Value ($000) $622 Avg Close — Range —
Q3 2022
Shares 2,872 Value ($000) $1,154 Avg Close — Range —
Q2 2022
Shares 700 Value ($000) $289 Avg Close — Range —
Q4 2021
Shares 3,959 Value ($000) $2,050 Avg Close — Range —
Q3 2021
Shares 1,270 Value ($000) $611 Avg Close — Range —
Q1 2021
Shares 1,600 Value ($000) $762 Avg Close — Range —
Q4 2020
Shares 1,050 Value ($000) $441 Avg Close — Range —
Q1 2014
Shares 5,000 Value ($000) $1,253 Avg Close — Range —
Q4 2013
Shares 5,000 Value ($000) $1,221 Avg Close — Range —