ONCOTHYREON INC

CUSIP: 682324108 Class: CMN

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

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

Q1 2016
Shares 203,768 Value ($000) $259 Avg Close — Range —
Q4 2015
Shares 175,839 Value ($000) $390 Avg Close — Range —
Q3 2015
Shares 172,739 Value ($000) $473 Avg Close — Range —
Q2 2015
Shares 186,839 Value ($000) $699 Avg Close — Range —
Q1 2015
Shares 171,778 Value ($000) $280 Avg Close — Range —
Q4 2014
Shares 149,678 Value ($000) $284 Avg Close — Range —
Q3 2014
Shares 149,041 Value ($000) $286 Avg Close — Range —
Q2 2014
Shares 129,200 Value ($000) $419 Avg Close — Range —
Q1 2013
Shares 99,081 Value ($000) $206 Avg Close — Range —