



UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549




SCHEDULE 13G





Under the Securities Exchange Act of 1934

(Amendment No. ___)*
STR Holdings, Inc.
(Name of Issuer)
Common Stock
(Title of Class of Securities)
78478V209
(CUSIP Number)
December 31, 2015
(Date of Event which Requires Filing of this Statement)


Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

	[X]  Rule 13d-1(b)

	[_]  Rule 13d-1(c)

	[_]  Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person?s initial filing on this form with
respect to the subject class of securities, and for any subsequent amendment containing information which would
alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be ?filed? for the purpose of
Section 18 of the Securities Exchange Act of 1934 (?Act?) or otherwise subject to the liabilities of that section of
the Act but shall be subject to all other provisions of the Act (however, see the Notes).



SCHEDULE 13G
CUSIP No.
78478V209

1
Names of Reporting Persons

Downriver Capital Management, LLC
2
Check the appropriate box if a member of a Group (see instructions)

(a)  [ ]
(b)  [ ]
3
Sec Use Only


4
Citizenship or Place of Organization

Spokane, WA
Number of
Shares
Beneficially
Owned by Each
Reporting Person
With:

5
  Sole Voting Power


  1,728,462

6
  Shared Voting Power


  0

7
  Sole Dispositive Power


  1,728,462

8
  Shared Dispositive Power


  0
9
Aggregate Amount Beneficially Owned by Each Reporting Person

1,728,462 shares of Common Stock
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

[ ]
11
Percent of class represented by amount in row (9)

Approximately 9.47% as of the date of this filing (based on 18,260,567 shares of Common Stock
outstanding)
`
Type of Reporting Person (See Instructions)

IA



Item 1.
(a)	Name of Issuer:
STR Holdings, Inc.
(b)	Address of Issuer?s Principal Executive Offices:
	10 Water Street Enfield, Connecticut  06082
Item 2.
(a)	Name of Person Filing:
Downriver Capital Management, LLC
(b)	Address of Principal Business Office or, if None, Residence:
1310 N. Maple St. Spokane, WA 99201
(c)	Citizenship:
Downriver Capital Management, LLC
1310 N. Maple St.
Spokane, WA 99201
(d)	Title and Class of Securities:
Common Stock
(e)	CUSIP No.:
78478V209
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;
(b)	[_]	Bank as defined in Section 3(a)(6) of the Act;
(c)	[_]	Insurance company as defined in Section 3(a)(19) of the Act;
(d)	[_]	Investment company registered under Section 8 of the Investment Company Act of 1940;
(e)	[X]	An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E);
(f)	[_]	An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F);
(g)	[_]	A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G);
(h)	[_]	A savings associations 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;
(j)	[_]	A non-U.S. institution in accordance with Rule 240.13d-1(b)(1)(ii)(J);
(k)	[_]	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K). If filing as a non-U.S. institution
in accordance with Rule 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
____
Item 4.	Ownership
(a)	Amount Beneficially Owned:  1,728,462
(b)	Percent of Class: Approximately 9.47% as of the date of this filing (based on 17,880,650 shares of
Common Stock outstanding)
 (c)	Number of shares as to which such person has:
	(i)	Sole power to vote or to direct the vote: 1,728,462
	(ii)	Shared power to vote or to direct the vote: 0
(iii)	Sole power to dispose or to direct the disposition of: 1,728,462
(iv)	Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of Five Percent or Less of a Class.
If this statement is being filed to report the fact that as of the date hereof the reporting person has
ceased to be the beneficial owner of more than five percent of the class of securities, check the
following [    ].
Item 6.	Ownership of more than Five Percent on Behalf of Another Person.
Not Applicable
Item 7.	Identification and classification of the subsidiary which acquired the security being reported on
by the parent holding company or control person.
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.	Certifications.
By signing below I certify that, to the best of my knowledge and belief, 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 of the securities and were not acquired and are not
held in connection with or as a participant in any transaction having that purpose or effect.


SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this
statement is true, complete and correct.
Dated:  February 2, 2016
By: Christopher R. Miller
Name: Christopher R. Miller
Title: Chief Operating Officer
The original statement shall be signed by each person on whose behalf the statement is filed or his authorized
representative. If the statement is signed on behalf of a person by his authorized representative (other than an
executive officer or general partner of this filing person), evidence of the representative's authority to sign on
behalf of such person shall be filed with the statement, provided, however, that a power of attorney for this
purpose which is already on file with the Commission may be incorporated by reference. The name and any title
of each person who signs the statement shall be typed or printed beneath his signature.
Attention:  Intentional misstatements or omissions of fact constitute Federal criminal violations (See 18
U.S.C. 1001).
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