MRC GLOBAL INC

CUSIP: 55345K103 Class: Common Stock

OBERWEIS ASSET MANAGEMENT INC/'s Holding History (CIK: 0000937886)

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

Q2 2023
Shares 223,400 Value ($000) $2,250 Avg Close — Range —
Q1 2023
Shares 175,300 Value ($000) $1,704 Avg Close — Range —
Q4 2022
Shares 119,900 Value ($000) $1,388 Avg Close — Range —
Q1 2020
Shares 20,700 Value ($000) $88 Avg Close — Range —