OPEXA THERAPEUTICS INC

CUSIP: 68372T129 Class: *W EXP 03/13/201 ADDED

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q2 2017
Shares 266,050 Value ($000) $29 Avg Close — Range —
Q1 2017
Shares 266,050 Value ($000) $4 Avg Close — Range —
Q4 2016
Shares 266,050 Value ($000) $5 Avg Close — Range —
Q3 2016
Shares 266,050 Value ($000) $25 Avg Close — Range —
Q2 2016
Shares 266,050 Value ($000) $7 Avg Close — Range —
Q1 2016
Shares 266,050 Value ($000) $19 Avg Close — Range —
Q4 2015
Shares 266,050 Value ($000) $21 Avg Close — Range —
Q3 2015
Shares 266,050 Value ($000) $32 Avg Close — Range —
Q2 2015
Shares 266,050 Value ($000) $45 Avg Close — Range —