Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
Astor Andrew
  2. Issuer Name and Ticker or Trading Symbol
NEPHROS INC [NEPH]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chief Financial Officer
(Last)
(First)
(Middle)
C/O NEPHROS, INC., 380 LACKAWANNA PLACE
3. Date of Earliest Transaction (Month/Day/Year)
03/09/2018
(Street)

SOUTH ORANGE, NJ 07079
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 03/09/2018   P   5,000 A $ 0.475 340,459 (1) D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Warrants (right to buy) $ 0.3             03/17/2017 03/17/2022 Common Stock 166,666   166,666 D  
Stock Option (right to buy) $ 0.4599               (2)(3) 02/13/2027 Common Stock 289,785   289,785 D  
Stock Option (right to buy) $ 0.293               (4)(5) 05/01/2027 Common Stock 209,355   209,355 D  
Stock Option (right to buy) $ 0.4999               (6) 12/20/2027 Common Stock 50,000   50,000 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Astor Andrew
C/O NEPHROS, INC.
380 LACKAWANNA PLACE
SOUTH ORANGE, NJ 07079
      Chief Financial Officer  

Signatures

 /s/ Amanda Lorentz as attorney-in-fact for Andrew Astor pursuant to Power of Attorney previously filed.   03/13/2018
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Includes 120,417 shares of restricted stock (the "Restricted Stock") granted to the Reporting Person on December 20, 2017 in lieu of a cash bonus. The Restricted Stock was granted under the Company's 2015 Equity Incentive Plan. The Restricted Stock vests six months following the grant date.
(2) On 2/13/17, the Reporting Person was granted an option to purchase up to 579,571 shares of common stock of the Company. 12.5% of the shares subject to the option (relating to a total of 72,446 shares) vested on 2/13/18; 37.5% of the shares subject to the option (relating to a total of 217,339 shares) vest quarterly in 12 equal amounts, commencing on 5/13/18; 20% of the shares subject to the option (relating to a total of 115,914 shares) will vest, if ever, upon approval of listing of the Company's common stock on the Nasdaq Stock Market, New York Stock Exchange or such other national securities exchange approved by the Board; 10% of the shares subject to the option (relating to a total of 57,957 shares) will vest, if ever, on the February 1st following the Company's first completed fiscal year in which annual revenue exceeds $6,000,000; (continued)
(3) and 20% of the shares subject to the option (relating to a total of 115,914 shares) will vest, if ever, on the February 1st following the Company's first completed fiscal year in which annual revenue exceeds $10,000,000.
(4) On 5/1/17, the Reporting Person was granted an option to purchase up to 418,709 shares of common stock of the Company. 12.5% of the shares subject to the option (relating to a total of 52,339 shares) vest on 5/1/18; 37.5% of the shares subject to the option (relating to a total of 157,016 shares) vest quarterly in 12 equal amounts, commencing on 7/1/18; 10% of the shares subject to the option (relating to a total of 41,871 shares) will vest, if ever, on the February 1st following the Company's first completed fiscal year in which annual revenue exceeds (continued)
(5) $6,000,000; 20% of the shares subject to the option (relating to a total of 83,742 shares) will vest, if ever, on the February 1st following the Company's first completed fiscal year in which annual revenue exceeds $10,000,000; and 20% (relating to a total of 83,742 shares) will vest, if ever, upon approval of listing of the Company's common stock on the Nasdaq Stock Market, New York Stock Exchange or such other national securities exchange approved by the Board.
(6) On 12/20/17, the Reporting Person was granted an option to purchase 50,000 shares of common stock of the Company. 25% of the shares subject to the option (relating to a total of 12,500 shares) vest on 12/20/18 and the remaining 75% of the shares subject to the option (relating to a total of 37,500 shares) vest quarterly in 12 equal amounts, commencing on 3/20/19.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.