CYRUSONE INC

CUSIP: 23283R100 Class: COM

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

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

Q3 2019
Shares 6,400 Value ($000) $506 Avg Close — Range —
Q2 2019
Shares 7,900 Value ($000) $456 Avg Close — Range —
Q1 2019
Shares 5,900 Value ($000) $309 Avg Close — Range —