NRC GROUP HLDGS CORP

CUSIP: 629375106 Class: COM

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

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

Q3 2019
Shares 28,595 Value ($000) $356 Avg Close — Range —
Q2 2019
Shares 26,298 Value ($000) $293 Avg Close — Range —