Filing Details

1.

NAME OF REPORTING PERSON

 

CR Group L.P.

2.

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

(a) [  ]

(b) [  ]

3.

SEC USE ONLY

4.

CITIZENSHIP OR PLACE OF ORGANIZATION

 

Delaware

 

NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH

5.

SOLE VOTING POWER

0

6.

SHARED VOTING POWER

2,090,869 *

7.

SOLE DISPOSITIVE POWER

0

8.

SHARED DISPOSITIVE POWER

2,090,869 *

9.

AGGREGATE AMOUNT BENEFICIALLY OWNED BY REPORTING PERSON

2,090,869 *

10.

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES   [   ]

11.

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

16.8% **

12.  

TYPE OF REPORTING PERSON

PN, IA

13.

NAME OF REPORTING PERSON

 

Nathan D. Hukill

14.

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

(a) [  ]

(b) [  ]

15.

SEC USE ONLY

16.

CITIZENSHIP OR PLACE OF ORGANIZATION

 

United States

 

NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH

17.

SOLE VOTING POWER

0

18.

SHARED VOTING POWER

2,090,869 *

19.

SOLE DISPOSITIVE POWER

0

20.

SHARED DISPOSITIVE POWER

2,090,869 *

21.

AGGREGATE AMOUNT BENEFICIALLY OWNED BY REPORTING PERSON

2,090,869 *

22.

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES   [   ]

23.

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

16.8% **

24.

TYPE OF REPORTING PERSON

IN, HC

Item 1(a).

Name of Issuer

Avinger Inc.

Item 1(b).

Address of Issuer’s Principal Executive Offices

400 Chesapeake Drive, Redwood City, CA 94603

Item 2(a).

Name of Person Filing

This statement is being filed on behalf of CR Group L.P (“CR Group”) and Mr. Nathan D. Hukill (together, the “Reporting Persons”).  CR Group is a registered investment adviser to certain affiliated funds or investment advisory clients (the “Funds”) that directly hold the shares of Common Stock to which this statement relates for the benefit of their respective investors, and in such capacity CR Group has voting and dispositive power over such shares.  CR Group is indirectly controlled by Mr. Hukill, who is a Partner of Piedmont Evergreen, Subadvisor to CR Group. The Joint Filing Agreement between the Reporting Persons is attached hereto as Exhibit 1.

Item 2(b).

Address of Principal Business Office or, if none, Residence

For CR Group: 1000 Main Street, Suite 2500, Houston, TX 77002.

For Mr. Hukill: 200 Dorado Beach Drive, Apt. 3612, Dorado, Puerto Rico 00646.

Item 2(c).

Citizenship

CR Group is a Delaware limited partnership.  Mr. Hukill is a citizen of the United States.

Item 2(d).

Title of Class of Securities

Common Stock, par value $0.001 per share (“Common Stock”)

Item 2(e).

CUSIP Number

053734604

Item 3.

If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

 

(a)

[  ]  Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b)

[  ]  Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 73c).

(c)

[  ]  Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d)

[  ]  Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e)

[ X ]  An investment adviser in accordance with §13d-1(b)(1)(ii)(E).

(f)

[  ]  An employee benefit plan or endowment fund in accordance with §240.13d 1(b)(1)(ii)(F).

(g)

[  ]  A parent holding company or control person in accordance with §240.13d-1(b)(1)(ii)(G).

(h)

[  ]  A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813).

(i)

[  ]  A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3).

(j)

[  ]  A non-U.S. institution in accordance with §240.13d-1(b)(1)(ii)(J).

(k)

[  ]  Group, in accordance with §240.13d-1(b)(1)(ii)(K).

 

[  ]  If filing as a non-U.S. institution in accordance with §240.13d-1(b)(1)(ii)(J), please specify the type of institution: ____________.

 

Item 4.

Ownership

The information requested in this item is incorporated herein by reference to the cover pages to this Schedule 13G.

Item 5.

Ownership of Five Percent or Less of a Class

Not Applicable.

Item 6.

Ownership of More than Five Percent on Behalf of Another Person

Each of the Funds has the right to receive or the power to direct the receipt of dividends from, or proceeds from the sale of, the shares of Common Stock that it directly owns.

Item 7.

Identification and Classification of the Subsidiary which Acquired the Security Being Reported on by the Parent Holding Company

Not Applicable.

Item 8.

Identification and Classification of Members of the Group

Not Applicable.

Item 9.

Notice of Dissolution of Group

Not Applicable.

Item 10.

Certification

By signing below the undersigned certify that, to the best of the knowledge and belief of the undersigned, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the Issuer and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under §240.14a-11.

CR GROUP L.P.

 

By:

/s/ Andrei Dorenbaum

Name:  Andrei Dorenbaum

Title:    Partner of Piedmont Evergreen, Subadvisor to CR Group L.P.

NATHAN D. HUKILL

 

/s/ Nathan D. Hukill

Nathan D. Hukill

CR GROUP L.P.

 

By:

/s/ Andrei Dorenbaum

Name:  Andrei Dorenbaum

Title:    Partner of Piedmont Evergreen, Subadvisor to CR Group, L.P.

NATHAN D. HUKILL

 

/s/ Nathan D. Hukill

Nathan D. Hukill