Insider · CIK 0001179697

Amron Arthur H

Reports to the SEC for 5 companies · SCARSDALE, NY

sec.gov

Transactions

Companies

Filings

CIK

0001179697

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-09-14	NEPHNEPHROS INCJ Other	Director	JOther	+2,836 sh	—	—	2,836
2026-09-14	NEPHNEPHROS INCJ Other	Director	JOther	+22.7K sh	$3.95	+$89.7K	25,546
2026-09-14	NEPHNEPHROS INCJ Other	Director	JOther	+17.7K sh	—	—	158,623
2026-08-12	NEPHNEPHROS INCA Award	Director	AAward	+2,418 sh	—	—	140,874
2026-06-17	TUSKMAMMOTH ENERGY SERVICES, INC.J Other	Director	JOther	+10.3K sh	—	—	10,329
2026-06-17	TUSKMAMMOTH ENERGY SERVICES, INC.J Other	Director	JOther	+19.1K sh	—	—	86,256
2026-06-12	TUSKMAMMOTH ENERGY SERVICES, INC.P Purchase	Director	PPurchase	+2,000 sh	$3.28	+$6,560	67,135
2026-06-11	TUSKMAMMOTH ENERGY SERVICES, INC.P Purchase	Director	PPurchase	+2,500 sh	$3.22	+$8,049.75	65,135
2026-05-28	TUSKMAMMOTH ENERGY SERVICES, INC.P Purchase	Director	PPurchase	+3,000 sh	$3.25	+$9,750	62,635
2026-05-26	TUSKMAMMOTH ENERGY SERVICES, INC.P Purchase	Director	PPurchase	+2,500 sh	$3.24	+$8,099.75	59,635
2026-05-11	NEPHNEPHROS INCA Award	Director	AAward	+3,574 sh	—	—	138,456
2026-03-16	NEPHNEPHROS INCA Award	Director	AAward	+3,610 sh	—	—	134,882
2025-12-11	TUSKMAMMOTH ENERGY SERVICES, INC.P Purchase	Director	PPurchase	+10K sh	$1.89	+$18.9K	57,135
2025-11-10	NEPHNEPHROS INCA Award	Director	AAward	+5,391 sh	—	—	131,272
2025-01-01	NEPHNEPHROS INCA Award	Director	AAward	+22.4K sh	—	—	125,881
2025-01-01	NEPHNEPHROS INC · Stock Option (Right to Buy)A Award	Director	AAward	+7,050 sh	—	—	7,050
2024-12-12	TUSKMAMMOTH ENERGY SERVICES, INC.P Purchase	Director	PPurchase	+1,000 sh	$2.97	+$2,971.3	47,135
2024-06-12	TUSKMAMMOTH ENERGY SERVICES, INC.A Award	Director	AAward	+27.9K sh	—	—	46,135
2024-05-30	NEPHNEPHROS INCP Purchase	Director	PPurchase	+3,000 sh	$2.24	+$6,734.7	103,463
2024-05-30	TUSKMAMMOTH ENERGY SERVICES, INC.P Purchase	Director	PPurchase	+3,000 sh	$3.65	+$10.9K	18,279
2024-05-28	TUSKMAMMOTH ENERGY SERVICES, INC.P Purchase	Director	PPurchase	+2,000 sh	$3.57	+$7,148	15,279
2024-05-28	NEPHNEPHROS INCP Purchase	Director	PPurchase	+2,000 sh	$2.22	+$4,441.4	100,463
2024-05-14	NEPHNEPHROS INC · Stock Option (Right to Buy)A Award	Director	AAward	+7,323 sh	—	—	7,323
2024-03-13	NEPHNEPHROS INCJ Other	Director	JOther	+91.5K sh	—	—	98,463
2024-03-12	TUSKMAMMOTH ENERGY SERVICES, INC.P Purchase	Director	PPurchase	+3,000 sh	$3.72	+$11.2K	13,279
2024-03-12	NEPHNEPHROS INCP Purchase	Director	PPurchase	+7,000 sh	$2.45	+$17.1K	7,000
2023-12-13	NEPHNEPHROS INCA Award	Director	AAward	+9,291 sh	—	—	9,291
2023-06-07	TUSKMAMMOTH ENERGY SERVICES, INC.A Award	Director	AAward	+23.8K sh	—	—	23,810
2023-01-05	NEPHNEPHROS INC · Stock Option (Right to Buy)A Award	Director	AAward	+7,080 sh	—	—	7,080
2023-01-05	NEPHNEPHROS INCA Award	Director	AAward	+27.6K sh	—	—	27,613
2022-06-29	TUSKMAMMOTH ENERGY SERVICES, INC.A Award	Director	AAward	+45.7K sh	—	—	45,662
2021-12-14	NEPHNEPHROS INCA Award	Director	AAward	+4,582 sh	—	—	4,582
2021-12-14	NEPHNEPHROS INC · Stock Option (Right to Buy)A Award	Director	AAward	+7,062 sh	—	—	7,062
2021-06-02	TUSKMAMMOTH ENERGY SERVICES, INC.A Award	Director	AAward	+25.6K sh	—	—	25,641
2021-01-06	NEPHNEPHROS INC · Stock Option (Right to Buy)A Award	Director	AAward	+6,850 sh	—	—	6,850
2021-01-06	NEPHNEPHROS INCA Award	Director	AAward	+3,666 sh	—	—	3,666
2020-07-02	TUSKMAMMOTH ENERGY SERVICES, INC.A Award	Director	AAward	+87K sh	—	—	86,957
2019-12-16	NEPHNEPHROS INCA Award	Director	AAward	+3,448 sh	—	—	3,448
2019-12-16	NEPHNEPHROS INC · Stock Option (Right to Buy)A Award	Director	AAward	+5,568 sh	—	—	5,568
2019-06-05	TUSKMAMMOTH ENERGY SERVICES, INC.A Award	Director	AAward	+10.5K sh	—	—	10,493
2019-01-25	TUSKMAMMOTH ENERGY SERVICES, INC.A Award	Director	AAward	+1,549 sh	—	—	1,549
2018-12-19	NEPHNEPHROS INC · Stock Option (Right to Buy)A Award	Director	AAward	+46.5K sh	—	—	46,457
2018-12-14	NEPHNEPHROS INCA Award	Director	AAward	+47.7K sh	—	—	47,673
2017-12-20	NEPHNEPHROS INC · Non-Qualified Stock OptionA Award	Director	AAward	+40.3K sh	—	—	40,284
2017-12-20	NEPHNEPHROS INCA Award	Director	AAward	+73.9K sh	—	—	73,864
2016-08-24	NEPHNEPHROS INC · Non-Qualified Stock OptionA Award	Director	AAward	+33.9K sh	—	—	33,880
2016-08-24	NEPHNEPHROS INCA Award	Director	AAward	+73.9K sh	—	—	73,864
2015-12-31	Rhino Resource Partners LPSubordinated UnitsJ Other	Director	JOther	+18.5K sh	—	—	35,923
2015-12-31	Rhino Resource Partners LPJ Other	Director	JOther	+12.9K sh	—	—	25,115
2015-09-09	NEPHNEPHROS INCA Award	Director	AAward	+58.2K sh	—	—	58,240

Recent filings

Accepted (ET)
Sep 164
Amron Arthur H0001398344-26-017116
SEC(opens sec.gov)
Aug 144
Amron Arthur H0000914190-26-000110
SEC(opens sec.gov)
Jun 224
Amron Arthur H0001398344-26-011116
SEC(opens sec.gov)
Jun 154
Amron Arthur H0001628280-26-043211
SEC(opens sec.gov)
Jun 124
Amron Arthur H0000914190-26-000098
SEC(opens sec.gov)
May 284
Amron Arthur H0001628280-26-038861
SEC(opens sec.gov)
Mar 184
Amron Arthur H0000914190-26-000042
SEC(opens sec.gov)
Dec 154
Amron Arthur H0001628280-25-057101
SEC(opens sec.gov)
Nov 134
Amron Arthur H0000914190-25-000039
SEC(opens sec.gov)
Jan 34
Amron Arthur H0001062993-25-000264
SEC(opens sec.gov)
Dec 164
Amron Arthur H0001679268-24-000092
SEC(opens sec.gov)
Jun 144
Amron Arthur H0001679268-24-000042
SEC(opens sec.gov)
May 304
Amron Arthur H0001062993-24-011498
SEC(opens sec.gov)

Companies

Address

19 CHESTERFIELD ROAD

SCARSDALE, NY, 10583