MALLINCKRODT PUB LTD CO

CUSIP: G5785G107 Class: COMMON STOCK-FO

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

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

Q1 2020
Shares 526,752 Value ($000) $1,043 Avg Close — Range —
Q1 2019
Shares 101,542 Value ($000) $2,208 Avg Close — Range —
Q4 2018
Shares 147,372 Value ($000) $2,328 Avg Close — Range —
Q3 2018
Shares 221,558 Value ($000) $6,494 Avg Close — Range —
Q2 2018
Shares 156,706 Value ($000) $2,924 Avg Close — Range —
Q1 2018
Shares 144,201 Value ($000) $2,088 Avg Close — Range —
Q4 2017
Shares 15,629 Value ($000) $353 Avg Close — Range —
Q3 2017
Shares 95,847 Value ($000) $3,582 Avg Close — Range —
Q2 2017
Shares 6,990 Value ($000) $313 Avg Close — Range —
Q1 2017
Shares 21,060 Value ($000) $939 Avg Close — Range —
Q4 2016
Shares 18,070 Value ($000) $900 Avg Close — Range —
Q4 2015
Shares 8,994 Value ($000) $671 Avg Close — Range —
Q3 2015
Shares 91,328 Value ($000) $5,840 Avg Close — Range —
Q2 2015
Shares 25,165 Value ($000) $2,962 Avg Close — Range —
Q1 2015
Shares 7,102 Value ($000) $899 Avg Close — Range —
Q3 2014
Shares 74,933 Value ($000) $6,755 Avg Close — Range —
Q2 2014
Shares 1,539 Value ($000) $123 Avg Close — Range —
Q1 2014
Shares 50 Value ($000) $3 Avg Close — Range —
Q4 2013
Shares 250 Value ($000) $13 Avg Close — Range —
Q3 2013
Shares 400 Value ($000) $18 Avg Close — Range —