NRC GROUP HLDGS CORP

CUSIP: 629375106 Class: COM

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q3 2019
Shares 16,308 Value ($000) $203 Avg Close — Range —
Q2 2019
Shares 15,627 Value ($000) $174 Avg Close — Range —