MTS SYS CORP

CUSIP: 553777103 Class: COM

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

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

Q3 2019
Shares 28,300 Value ($000) $1,564 Avg Close — Range —
Q2 2019
Shares 28,300 Value ($000) $1,656 Avg Close — Range —