Nephros Inc. (NEPH) NASDAQ
$2.19 (0.08) (-3.52%)
Market Cap: $23.93M
As of 03/28/24 04:00 PM EDT. Market closed.
Nephros Inc. (NEPH)
NASDAQ
$2.19
(0.08) (-3.52%)
Market Cap: $23.93M
As of 03/28/24 04:00 PM EDT. Market closed.
nephros is a commercial stage medical device company that develops and sells high performance liquid purification filters. nephros filters capture contaminants as small as 5 nanometers in size; they minimize exposure to a wide variety of bacteria, viruses, fungi, parasites, and endotoxins. nephros filters use a proprietary hollow fiber technology; the hollow fiber design enables the filters to ... read more
nephros is a commercial stage medical device company that develops and sells high performance liquid purification filters. nephros filters capture contaminants as small as 5 nanometers in size; they minimize exposure to a wide variety of bacteria, viruses, fungi, parasites, and endotoxins. nephros filters use a proprietary hollow fiber technology; the hollow fiber design enables the filters to optimize the three elements critical to filter performance: • filtration – as low as 5 nanometers • flow rate – minimal disruption • filter life – up to 12 months nephros was founded in 1997, by healthcare professionals affiliated with columbia university medical center, initially to address the needs of chronic renal failure patients. the company has developed an alternative to current hemodialysis therapy known as mid-dilution hemodiafiltration (mid-hdf). nephros’ proprietary blood purification technologies enable mid-hdf to be offered to chronic renal failure patients. nephros mid-dilution fil read less
Owner | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
Amron Arthur H | Director | Mar 12, 2024 | Buy | $2.45 | 7,000 | 17,130 | 7,000 | Mar 14, 2024, 04:28 PM |
Banks Robert R. Jr. | President and CEO | Dec 07, 2023 | Buy | $2.20 | 18,000 | 39,647 | 20,000 | Dec 11, 2023, 04:17 PM |
Banks Robert R. Jr. | President and CEO | Aug 15, 2023 | Buy | $1.69 | 1,901 | 3,207 | 2,000 | Aug 15, 2023, 04:15 PM |
Banks Robert R. Jr. | President and CEO | Aug 14, 2023 | Buy | $1.50 | 99 | 149 | 99 | Aug 15, 2023, 04:15 PM |
Astor Andrew | President, CEO & CFO | Mar 05, 2022 | Option Exercise | $2.70 | 14,815 | 40,001 | 92,773 | Mar 07, 2022, 05:44 PM |
Lobo Wesley S. | Chief Marketing Officer | Feb 16, 2022 | Option Exercise | $4.80 | 6,389 | 30,667 | 35,168 | Feb 18, 2022, 05:03 PM |
Lobo Wesley S. | Chief Marketing Officer | Aug 20, 2021 | Buy | $7.92 | 1,000 | 7,920 | 41,557 | Aug 23, 2021, 01:01 PM |
Gwydir Tom | Director | Aug 18, 2021 | Buy | $7.64 | 5,000 | 38,200 | 11,031 | Aug 19, 2021, 09:04 PM |
Astor Andrew | President & CEO | Aug 18, 2021 | Buy | $7.77 | 2,500 | 19,433 | 77,958 | Aug 18, 2021, 06:08 PM |
Astor Andrew | President & CEO | Aug 17, 2021 | Buy | $7.67 | 2,500 | 19,172 | 75,458 | Aug 18, 2021, 06:08 PM |
Evans Daron | CEO Specialty Renal Products | May 27, 2021 | Option Exercise | $2.70 | 349 | 942 | 8,669 | Jun 01, 2021, 05:39 PM |
Evans Daron | CEO Specialty Renal Products | May 27, 2021 | Option Exercise | $2.70 | 349 | 942 | 8,947 | Jun 01, 2021, 05:39 PM |
Evans Daron | CEO of Specialty Renal Product | May 24, 2021 | Option Exercise | $2.70 | 1,111 | 3,000 | 9,018 | May 25, 2021, 03:40 PM |
Evans Daron | CEO of Specialty Renal Product | May 24, 2021 | Option Exercise | $2.70 | 1,111 | 3,000 | 9,296 | May 25, 2021, 03:40 PM |
WEXFORD CAPITAL LP | Director | Jan 27, 2021 | Option Exercise | $4.22 | 14,754 | 62,260 | 106,037 | Jan 29, 2021, 04:49 PM |
Spandow Oliver J. | Director | Nov 18, 2020 | Buy | $5.83 | 1,500 | 8,749 | 15,734 | Nov 20, 2020, 04:28 PM |
Astor Andrew | President & CEO | Nov 19, 2020 | Buy | $5.87 | 1,000 | 5,867 | 72,958 | Nov 19, 2020, 06:17 PM |
WEXFORD CAPITAL LP | Director | Oct 15, 2020 | Option Exercise | $6.00 | 166,667 | 1,000,002 | 3,605,471 | Oct 16, 2020, 04:38 PM |
Astor Andrew | COO/CFO | Aug 19, 2020 | Buy | $7.40 | 950 | 7,030 | 71,958 | Aug 19, 2020, 06:22 PM |
Astor Andrew | CFO/COO | May 28, 2020 | Buy | $6.96 | 1,000 | 6,960 | 71,008 | May 29, 2020, 06:08 PM |
PERSEN MALCOLM C | Director | May 11, 2020 | Option Exercise | $7.65 | 1,732 | 13,250 | 5,194 | May 13, 2020, 04:56 PM |
Evans Daron | President and CEO | Mar 12, 2020 | Buy | $6.65 | 2,500 | 16,625 | 134,215 | Mar 12, 2020, 05:02 PM |
Astor Andrew | CFO/COO | Mar 12, 2020 | Buy | $6.70 | 1,000 | 6,700 | 70,008 | Mar 12, 2020, 04:50 PM |
Evans Daron | President and CEO | Mar 05, 2020 | Buy | $8.44 | 2,500 | 21,109 | 131,715 | Mar 05, 2020, 05:18 PM |
Astor Andrew | CFO/COO | Mar 05, 2020 | Buy | $8.46 | 700 | 5,920 | 69,008 | Mar 05, 2020, 05:10 PM |
Spandow Oliver J. | Director | Nov 25, 2019 | Buy | $8.17 | 1,000 | 8,170 | 10,786 | Nov 26, 2019, 04:25 PM |
Astor Andrew | CFO/COO | Nov 18, 2019 | Buy | $8.38 | 750 | 6,282 | 61,460 | Nov 18, 2019, 12:13 PM |
Evans Daron | President and CEO | Nov 18, 2019 | Buy | $8.35 | 1,000 | 8,350 | 119,933 | Nov 18, 2019, 12:12 PM |
Lask Alisa | Director | Sep 11, 2019 | Buy | $6.45 | 250 | 1,612 | 250 | Sep 13, 2019, 04:32 PM |
Astor Andrew | CFO/COO | Aug 22, 2019 | Buy | $6.97 | 1,500 | 10,455 | 60,710 | Aug 22, 2019, 04:37 PM |
Evans Daron | President and CEO | Aug 22, 2019 | Buy | $6.92 | 2,000 | 13,845 | 118,933 | Aug 22, 2019, 04:09 PM |
Astor Andrew | CFO/COO | Jun 14, 2019 | Buy | $0.64 | 35,000 | 22,400 | 532,903 | Jun 14, 2019, 12:35 PM |
Evans Daron | President and CEO | Jun 14, 2019 | Buy | $0.58 | 8,000 | 4,653 | 73,666 | Jun 14, 2019, 12:34 PM |
Evans Daron | President and CEO | Jun 14, 2019 | Buy | $0.60 | 11,172 | 6,683 | 1,052,426 | Jun 14, 2019, 12:34 PM |
Evans Daron | President and CEO | Jun 14, 2019 | Buy | $0.60 | 8,000 | 4,830 | 8,000 | Jun 14, 2019, 12:34 PM |
Evans Daron | President and CEO | Jun 14, 2019 | Buy | $0.61 | 8,000 | 4,875 | 8,000 | Jun 14, 2019, 12:34 PM |
Evans Daron | President and CEO | Jun 14, 2019 | Buy | $0.59 | 8,000 | 4,720 | 71,166 | Jun 14, 2019, 12:34 PM |
Astor Andrew | Chief Financial Officer | May 14, 2018 | Option Exercise | $0.30 | 33,333 | 10,000 | 453,792 | May 14, 2018, 04:44 PM |
Evans Daron | President and CEO | May 14, 2018 | Option Exercise | $0.30 | 40,000 | 12,000 | 95,000 | May 14, 2018, 07:27 AM |
Evans Daron | President and CEO | Apr 10, 2018 | Buy | $0.45 | 12,000 | 5,400 | 65,666 | Apr 12, 2018, 04:12 PM |
Evans Daron | President and CEO | Apr 10, 2018 | Buy | $0.45 | 55,000 | 24,750 | 55,000 | Apr 12, 2018, 04:12 PM |
Evans Daron | President and CEO | Apr 10, 2018 | Buy | $0.45 | 12,000 | 5,400 | 63,166 | Apr 12, 2018, 04:12 PM |
Astor Andrew | Chief Financial Officer | Apr 10, 2018 | Buy | $0.45 | 80,000 | 36,000 | 420,459 | Apr 12, 2018, 04:11 PM |
Astor Andrew | Chief Financial Officer | Mar 09, 2018 | Buy | $0.47 | 5,000 | 2,375 | 340,459 | Mar 13, 2018, 04:08 PM |
Astor Andrew | Chief Financial Officer | Dec 04, 2017 | Buy | $0.50 | 8,333 | 4,167 | 215,042 | Dec 05, 2017, 04:17 PM |
Astor Andrew | Chief Financial Officer | Dec 01, 2017 | Buy | $0.50 | 10,000 | 5,000 | 206,709 | Dec 05, 2017, 04:17 PM |
Evans Daron | President and CEO | Sep 06, 2017 | Buy | $0.24 | 28,000 | 6,818 | 712,958 | Sep 06, 2017, 05:13 PM |
Evans Daron | President and CEO | Sep 05, 2017 | Buy | $0.23 | 1,580 | 371 | 684,958 | Sep 06, 2017, 05:13 PM |
Astor Andrew | Chief Financial Officer | Jun 16, 2017 | Option Exercise | $0.26 | 43 | 11 | 186,709 | Aug 28, 2017, 04:53 PM |
Astor Andrew | Chief Financial Officer | Aug 28, 2017 | Buy | $0.27 | 10,000 | 2,712 | 196,709 | Aug 28, 2017, 04:53 PM |
Evans Daron | President and CEO | Aug 22, 2017 | Buy | $0.25 | 2,000 | 500 | 51,166 | Aug 23, 2017, 12:51 PM |
Evans Daron | President and CEO | Aug 22, 2017 | Buy | $0.25 | 2,000 | 500 | 53,666 | Aug 23, 2017, 12:51 PM |
Evans Daron | President and CEO | Aug 11, 2017 | Buy | $0.26 | 70,000 | 18,200 | 683,378 | Aug 11, 2017, 05:35 PM |
Astor Andrew | Chief Financial Officer | Aug 11, 2017 | Buy | $0.26 | 20,000 | 5,198 | 186,666 | Aug 11, 2017, 05:35 PM |
Evans Daron | President and CEO | Jun 09, 2017 | Buy | $0.26 | 7,500 | 1,950 | 49,166 | Jun 13, 2017, 04:19 PM |
Evans Daron | President and CEO | Jun 09, 2017 | Buy | $0.26 | 10,000 | 2,600 | 51,666 | Jun 13, 2017, 04:19 PM |
Evans Daron | President and CEO | Jun 12, 2017 | Buy | $0.26 | 3,961 | 1,030 | 613,378 | Jun 13, 2017, 04:19 PM |
Evans Daron | President and CEO | May 19, 2017 | Buy | $0.25 | 7,500 | 1,912 | 609,417 | May 19, 2017, 05:55 PM |
Evans Daron | President and CEO | May 18, 2017 | Buy | $0.25 | 22,500 | 5,737 | 601,917 | May 19, 2017, 05:55 PM |
Evans Daron | President and CEO | Dec 07, 2016 | Buy | $0.32 | 4,069 | 1,302 | 339,428 | Dec 09, 2016, 05:11 PM |
Evans Daron | President and CEO | Dec 05, 2016 | Buy | $0.34 | 10,620 | 3,610 | 335,359 | Dec 06, 2016, 04:37 PM |
Evans Daron | President and CEO | Dec 01, 2016 | Buy | $0.32 | 40,599 | 13,016 | 324,739 | Dec 02, 2016, 04:28 PM |
Evans Daron | President and CEO | Nov 30, 2016 | Buy | $0.29 | 931 | 270 | 284,140 | Dec 02, 2016, 04:28 PM |
Evans Daron | President and CEO | Aug 31, 2015 | Buy | $0.57 | 10,000 | 5,700 | 169,759 | Aug 31, 2015, 04:24 PM |
Evans Daron | President and CEO | Aug 28, 2015 | Buy | $0.59 | 15,000 | 8,900 | 159,759 | Aug 31, 2015, 04:24 PM |
Evans Daron | President and CEO | Aug 27, 2015 | Buy | $0.56 | 19,175 | 10,738 | 144,759 | Aug 31, 2015, 04:24 PM |
Evans Daron | President and CEO | Aug 20, 2015 | Buy | $0.56 | 27,000 | 15,120 | 125,584 | Aug 20, 2015, 06:43 PM |
Evans Daron | President and CEO | Aug 19, 2015 | Buy | $0.50 | 24,500 | 12,250 | 98,584 | Aug 20, 2015, 06:43 PM |
CENTELLA LAWRENCE J | Director | Dec 18, 2014 | Option Exercise | $0.60 | 10,202 | 6,121 | 121,332 | Dec 22, 2014, 06:39 PM |
ROSENBERG MATTHEW | Director | Dec 18, 2014 | Option Exercise | $0.60 | 374,997 | 224,998 | 589,695 | Dec 22, 2014, 05:57 PM |
Houghton John C. | President, CEO and Acting CFO | Dec 18, 2014 | Option Exercise | $0.60 | 7,885 | 4,731 | 74,139 | Dec 22, 2014, 05:56 PM |
Evans Daron | Director | Dec 18, 2014 | Option Exercise | $0.60 | 21,239 | 12,743 | 74,084 | Dec 22, 2014, 05:53 PM |
Evans Daron | Director | Mar 21, 2014 | Option Exercise | $0.30 | 2,151 | 645 | 9,651 | Mar 27, 2014, 04:45 PM |
CENTELLA LAWRENCE J | Director | Mar 21, 2014 | Option Exercise | $0.30 | 19,105 | 5,732 | 85,735 | Mar 24, 2014, 05:22 PM |
Owner | Relationship | Date | Value($) |
Amron Arthur H | Director | 03/12/2024 | 17,130 |
Banks Robert R. Jr. | President and CEO | 12/07/2023 | 39,647 |
Banks Robert R. Jr. | President and CEO | 08/15/2023 | 3,207 |
Banks Robert R. Jr. | President and CEO | 08/14/2023 | 149 |
Astor Andrew | President, CEO & CFO | 03/05/2022 | 40,001 |
Lobo Wesley S. | Chief Marketing Officer | 02/16/2022 | 30,667 |
Lobo Wesley S. | Chief Marketing Officer | 08/20/2021 | 7,920 |
Gwydir Tom | Director | 08/18/2021 | 38,200 |
Astor Andrew | President & CEO | 08/18/2021 | 19,433 |
Astor Andrew | President & CEO | 08/17/2021 | 19,172 |
Evans Daron | CEO Specialty Renal Products | 05/27/2021 | 942 |
Evans Daron | CEO Specialty Renal Products | 05/27/2021 | 942 |
Evans Daron | CEO of Specialty Renal Product | 05/24/2021 | 3,000 |
Evans Daron | CEO of Specialty Renal Product | 05/24/2021 | 3,000 |
WEXFORD CAPITAL LP | Director | 01/27/2021 | 62,260 |
Spandow Oliver J. | Director | 11/18/2020 | 8,749 |
Astor Andrew | President & CEO | 11/19/2020 | 5,867 |
WEXFORD CAPITAL LP | Director | 10/15/2020 | 1,000,002 |
Astor Andrew | COO/CFO | 08/19/2020 | 7,030 |
Astor Andrew | CFO/COO | 05/28/2020 | 6,960 |
PERSEN MALCOLM C | Director | 05/11/2020 | 13,250 |
Evans Daron | President and CEO | 03/12/2020 | 16,625 |
Astor Andrew | CFO/COO | 03/12/2020 | 6,700 |
Evans Daron | President and CEO | 03/05/2020 | 21,109 |
Astor Andrew | CFO/COO | 03/05/2020 | 5,920 |
Spandow Oliver J. | Director | 11/25/2019 | 8,170 |
Astor Andrew | CFO/COO | 11/18/2019 | 6,282 |
Evans Daron | President and CEO | 11/18/2019 | 8,350 |
Lask Alisa | Director | 09/11/2019 | 1,612 |
Astor Andrew | CFO/COO | 08/22/2019 | 10,455 |
Evans Daron | President and CEO | 08/22/2019 | 13,845 |
Astor Andrew | CFO/COO | 06/14/2019 | 22,400 |
Evans Daron | President and CEO | 06/14/2019 | 4,653 |
Evans Daron | President and CEO | 06/14/2019 | 6,683 |
Evans Daron | President and CEO | 06/14/2019 | 4,830 |
Evans Daron | President and CEO | 06/14/2019 | 4,875 |
Evans Daron | President and CEO | 06/14/2019 | 4,720 |
Astor Andrew | Chief Financial Officer | 05/14/2018 | 10,000 |
Evans Daron | President and CEO | 05/14/2018 | 12,000 |
Evans Daron | President and CEO | 04/10/2018 | 5,400 |
Evans Daron | President and CEO | 04/10/2018 | 24,750 |
Evans Daron | President and CEO | 04/10/2018 | 5,400 |
Astor Andrew | Chief Financial Officer | 04/10/2018 | 36,000 |
Astor Andrew | Chief Financial Officer | 03/09/2018 | 2,375 |
Astor Andrew | Chief Financial Officer | 12/04/2017 | 4,167 |
Astor Andrew | Chief Financial Officer | 12/01/2017 | 5,000 |
Evans Daron | President and CEO | 09/06/2017 | 6,818 |
Evans Daron | President and CEO | 09/05/2017 | 371 |
Astor Andrew | Chief Financial Officer | 06/16/2017 | 11 |
Astor Andrew | Chief Financial Officer | 08/28/2017 | 2,712 |
Evans Daron | President and CEO | 08/22/2017 | 500 |
Evans Daron | President and CEO | 08/22/2017 | 500 |
Evans Daron | President and CEO | 08/11/2017 | 18,200 |
Astor Andrew | Chief Financial Officer | 08/11/2017 | 5,198 |
Evans Daron | President and CEO | 06/09/2017 | 1,950 |
Evans Daron | President and CEO | 06/09/2017 | 2,600 |
Evans Daron | President and CEO | 06/12/2017 | 1,030 |
Evans Daron | President and CEO | 05/19/2017 | 1,912 |
Evans Daron | President and CEO | 05/18/2017 | 5,737 |
Evans Daron | President and CEO | 12/07/2016 | 1,302 |
Evans Daron | President and CEO | 12/05/2016 | 3,610 |
Evans Daron | President and CEO | 12/01/2016 | 13,016 |
Evans Daron | President and CEO | 11/30/2016 | 270 |
Evans Daron | President and CEO | 08/31/2015 | 5,700 |
Evans Daron | President and CEO | 08/28/2015 | 8,900 |
Evans Daron | President and CEO | 08/27/2015 | 10,738 |
Evans Daron | President and CEO | 08/20/2015 | 15,120 |
Evans Daron | President and CEO | 08/19/2015 | 12,250 |
CENTELLA LAWRENCE J | Director | 12/18/2014 | 6,121 |
ROSENBERG MATTHEW | Director | 12/18/2014 | 224,998 |
Houghton John C. | President, CEO and Acting CFO | 12/18/2014 | 4,731 |
Evans Daron | Director | 12/18/2014 | 12,743 |
Evans Daron | Director | 03/21/2014 | 645 |
CENTELLA LAWRENCE J | Director | 03/21/2014 | 5,732 |
Fund | # Shares Owned | % of Portfolio | % Change | Investing Style |
---|---|---|---|---|
GEODE CAPITAL MANAGEMENT, LLC | 71,037 | 0.00003% | No change | Other |
BLACKROCK INC. | 4,131 | 0% | No change | Other |
Period of Report: 12/31/2023
10-K/10-Q Filings: View