HOLLYFRONTIER CORP

CUSIP: 436106108 Class: COM

GREAT LAKES ADVISORS, LLC's Holding History (CIK: 0001078013)

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

Q4 2018
Shares 227,435 Value ($000) $11,626 Avg Close — Range —
Q3 2018
Shares 192,865 Value ($000) $13,481 Avg Close — Range —
Q2 2018
Shares 208,324 Value ($000) $14,256 Avg Close — Range —
Q1 2018
Shares 207,132 Value ($000) $10,120 Avg Close — Range —
Q4 2017
Shares 145,473 Value ($000) $7,451 Avg Close — Range —
Q4 2016
Shares 41,351 Value ($000) $1,355 Avg Close — Range —
Q3 2016
Shares 41,312 Value ($000) $1,012 Avg Close — Range —