PORTOLA PHARMACEUTICALS INC

CUSIP: 737010108 Class: COM

OLD SECOND NATIONAL BANK OF AURORA's Holding History (CIK: 0000903783)

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

Q4 2016
Shares 549 Value ($000) $12 Avg Close — Range —
Q3 2016
Shares 549 Value ($000) $12 Avg Close — Range —
Q2 2016
Shares 549 Value ($000) $13 Avg Close — Range —
Q1 2016
Shares 549 Value ($000) $11 Avg Close — Range —
Q4 2015
Shares 375 Value ($000) $19 Avg Close — Range —
Q3 2015
Shares 375 Value ($000) $16 Avg Close — Range —
Q2 2015
Shares 375 Value ($000) $17 Avg Close — Range —
Q1 2015
Shares 375 Value ($000) $14 Avg Close — Range —
Q4 2014
Shares 375 Value ($000) $11 Avg Close — Range —
Q3 2014
Shares 375 Value ($000) $9 Avg Close — Range —
Q2 2014
Shares 375 Value ($000) $11 Avg Close — Range —
Q1 2014
Shares 375 Value ($000) $10 Avg Close — Range —