LYDALL INC DEL

CUSIP: 550819106 Class: COMMON STOCK

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

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

Q2 2021
Shares 4,280 Value ($000) $259 Avg Close — Range —
Q1 2021
Shares 1,939 Value ($000) $65 Avg Close — Range —