HollyFrontier Corp

STATE OF MICHIGAN RETIREMENT SYSTEM

Report date

12/31/2021

Quarter

2021 Q4

Filed

1/27/2022

Shares

37,900

Value ($000)

1,242

Weight

0.0%

2013 Q4 - 2021 Q4 (12 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2021 Q4	1/27/2022	1,242	0.0%	37,900	12/31/2021
2021 Q3	10/27/2021	1,239	0.0%	37,400	9/30/2021
2021 Q2	7/27/2021	1,240	0.0%	37,700	6/30/2021
2021 Q1	7/27/2021	1,342	0.0%	37,520	3/31/2021
2020 Q4	7/27/2021	970	0.0%	37,520	12/31/2020
2020 Q3	10/26/2020	749	0.0%	38,020	9/30/2020
2020 Q2	7/29/2020	1,110	0.0%	38,020	6/30/2020
2020 Q1	5/1/2020	833	0.0%	34,000	3/31/2020
2019 Q4	1/24/2020	1,820	0.0%	35,900	12/31/2019
2014 Q2	8/6/2014	4,093	0.0%	93,690	6/30/2014
2014 Q1	5/6/2014	4,458	0.0%	93,690	3/31/2014
2013 Q4	2/7/2014	4,621	0.0%	92,990	12/31/2013