Amron Arthur H [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Reported
06/07/2023	MAMMOTH ENERGY SERVICES, INC.	TUSK	Grant	Common Stock	23.8k	$0.00	$0	06/07/2023
01/05/2023	NEPHROS INC	NEPH	Grant	Stock Option (Right to Buy)	7.1k	$1.07	$7.6k	01/05/2023
01/05/2023	NEPHROS INC	NEPH	Grant	Common Stock	27.6k	$0.00	$0	01/05/2023
06/29/2022	MAMMOTH ENERGY SERVICES, INC.	TUSK	Grant	Common Stock	45.7k	$0.00	$0	06/29/2022
12/14/2021	NEPHROS INC	NEPH	Grant	Stock Option (Right to Buy)	7.1k	$6.82	$48.2k	12/14/2021
12/14/2021	NEPHROS INC	NEPH	Grant	Common Stock	4.6k	$0.00	$0	12/14/2021
06/02/2021	MAMMOTH ENERGY SERVICES, INC.	TUSK	Grant	Common Stock	25.6k	$0.00	$0	06/02/2021
01/06/2021	NEPHROS INC	NEPH	Grant	Stock Option (Right to Buy)	6.8k	$8.06	$55.2k	01/06/2021
01/06/2021	NEPHROS INC	NEPH	Grant	Common Stock	3.7k	$0.00	$0	01/06/2021
07/02/2020	MAMMOTH ENERGY SERVICES, INC.	TUSK	Grant		87k	$0.00	$0	07/02/2020
12/16/2019	NEPHROS INC	NEPH	Grant	Common Stock	3.4k	$0.00	$0	12/16/2019
12/16/2019	NEPHROS INC	NEPH	Grant	Stock Option (Right to Buy)	5.6k	$8.57	$47.7k	12/16/2019
06/05/2019	MAMMOTH ENERGY SERVICES, INC.	TUSK	Grant		10.5k	$0.00	$0	06/05/2019
01/25/2019	MAMMOTH ENERGY SERVICES, INC.	TUSK	Grant		1.5k	$0.00	$0	01/25/2019
12/19/2018	NEPHROS INC	NEPH	Grant	Stock Option (Right to Buy)	46.5k	$0.65	$30.2k	12/19/2018
12/14/2018	NEPHROS INC	NEPH	Grant		47.7k	$0.00	$0	12/14/2018
12/20/2017	NEPHROS INC	NEPH	Grant	Non-Qualified Stock Option	40.3k	$0.50	$20.1k	12/20/2017
12/20/2017	NEPHROS INC	NEPH	Grant		73.9k	$0.00	$0	12/20/2017
12/31/2012	Rhino Resource Partners LP	RHNO	Other (acquisition)	Subordinated Units	13.6k	$0.00	$0	12/31/2012
12/31/2012	Rhino Resource Partners LP	RHNO	Other (acquisition)	Common Units	9.5k	$0.00	$0	12/31/2012
02/29/2012	Rhino Resource Partners LP	RHNO	Other (acquisition)	Common Units	51	$0.00	$0	02/29/2012
02/29/2012	Rhino Resource Partners LP	RHNO	Other (acquisition)	Subordinated Units	73	$0.00	$0	02/29/2012
12/30/2011	Rhino Resource Partners LP	RHNO	Other (acquisition)	Common Units	2.7k	$0.00	$0	12/30/2011
12/30/2011	Rhino Resource Partners LP	RHNO	Other (disposition)	Subordinated Units	3.8k	$0.00	$0	12/30/2011