ATYR PHARMA INC

CUSIP: 002120103 Class: COM

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

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

Q1 2016
Shares 18,616 Value ($000) $74 Avg Close — Range —
Q4 2015
Shares 18,208 Value ($000) $179 Avg Close — Range —
Q3 2015
Shares 17,688 Value ($000) $182 Avg Close — Range —