Robert J. Kostelnik

Insider Reports History

Location
Dallas, TX
Signature
Harrison Morris Attorney-in-Fact for Robert J. Kostelnik
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Robert J. Kostelnik:

Company Role Class Num Shares Value Price $ Report Date Ownership
HF Sinclair Corp Director Common Stock 59,598 $3,119,359 $52.34 12 Nov 2025 Direct
HollyFrontier Corp Director Common Stock 47,235 $1,530,886 $32.41 10 Nov 2021 Direct

Insider Reports Filed by Robert J. Kostelnik

Symbol Company Period Transactions Value $ Form Type Role Filing Time
DINO HF Sinclair Corp 12 Nov 2025 1 $0 4 Director 13 Nov 2025, 16:48
DINO HF Sinclair Corp 13 Nov 2024 1 $0 4 Director 14 Nov 2024, 19:08
DINO HF Sinclair Corp 08 Nov 2023 1 $0 4 Director 09 Nov 2023, 17:09
DINO HF Sinclair Corp 09 Nov 2022 1 $0 4 Director 09 Nov 2022, 19:18
/report/000120919121063972-kostelnik-robert-j-2021-11-10 HollyFrontier Corp 10 Nov 2021 1 $0 4 Director 10 Nov 2021, 18:14