ASTERIAS BIOTHERAPEUTICS INC

CUSIP: 04624N107 Class: COM

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

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

Q1 2018
Shares 46,632 Value ($000) $68 Avg Close — Range —
Q4 2017
Shares 46,632 Value ($000) $105 Avg Close — Range —
Q3 2017
Shares 44,364 Value ($000) $151 Avg Close — Range —
Q2 2017
Shares 47,764 Value ($000) $170 Avg Close — Range —
Q1 2017
Shares 45,664 Value ($000) $155 Avg Close — Range —
Q4 2016
Shares 46,664 Value ($000) $215 Avg Close — Range —
Q3 2016
Shares 47,364 Value ($000) $201 Avg Close — Range —
Q2 2016
Shares 47,564 Value ($000) $114 Avg Close — Range —
Q1 2016
Shares 22,117 Value ($000) $104 Avg Close — Range —
Q4 2015
Shares 19,384 Value ($000) $76 Avg Close — Range —
Q3 2015
Shares 19,084 Value ($000) $74 Avg Close — Range —
Q2 2015
Shares 19,084 Value ($000) $88 Avg Close — Range —