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 * Perlus Microcap Fund L.P.   2. Issuer Name and Ticker or Trading Symbol SUTRON CORP [STRN] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) TEMPLAR HOUSE, DON ROAD, ST. HELIER 3. Date of Earliest Transaction (Month/Day/Year) 04/17/2014 (Street) JERSEY, X0 JE1 2TR 4. If Amendment, Date Original Filed(Month/Day/Year) 04/30/2014 6. Individual or Joint/Group Filing(Check Applicable Line) ___ Form filed by One Reporting Person _X_ 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               619,483 D (1)   Common Stock 04/17/2014   J   151 A $ 5.2 619,634 D (1)   Common Stock               16,423 I (2) (2) Common Stock 05/28/2014   J   2,680 A $ 5.25 19,103 I (2) (2)

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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Perlus Microcap Fund L.P. TEMPLAR HOUSE, DON ROAD ST. HELIER JERSEY, X0 JE1 2TR		X
PERLUS Ltd 5TH FLOOR 37 ESPLANADE ST HELIER ST HELIER CHANNEL ISLANDS, Y9 JE1 2T4		X
PERLUS INVESTMENT MANAGEMENT LLP PLEDGDON LODGE BISHIOP'S STORTFORD, X0 CM22 B6N		X

Signatures

/s/ Jim Boucherat		05/06/2014
**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)	(1) The Perlus Microcap Fund L.P. is the beneficial owner of the shares of common stock of Sutron Corporation (the "Shares"). Perlus Limited, the general partner of The Perlus Microcap Fund L.P., exercises sole voting power and shares dispositive control over the Shares with Perlus Investment Management LLP. Each of Perlus Limted and Perlus Investment Management LLP disclaims beneficial ownership of the Shares, except to the extent of any pecuniary interest therein. This report shall not be deemed an admission that either Perlus Limited or Perlus Investment Management is a beneficial owner of the Shares for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or any other purpose.
(2)	(2) Perlus Investment Management LLP holds these shares in a managed account on behalf of its client. Perlus Investment Management LLP generates performance fees on this managed account and is deemed to have indirect pecuniary interest in these shares. Perlus Microcap Fund L.P., Perlus Limited and Perlus Investment Management LLP disclaim any beneficial ownership of these shares.

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.