UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
 
Washington, D.C. 20549
 
SCHEDULE 13G
 
Under the Securities Exchange Act of 1934
(Amendment No. )*
 
Jaguar Mining Inc.
 
(Name of Issuer)
 
Common Stock
 
(Title of Class of Securities)

47009M400
 
(CUSIP Number)
 
April 22, 2014
 
(Date of Event which Requires Filing of this Statement)
 
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
 
 
o
Rule 13d-1(b)
 
x
Rule 13d-1(c)
 
o
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).
CUSIP No.: 47009M400
1
NAME OF REPORTING PERSON
Wolverine Flagship Fund Trading Limited
 
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) o
 
3
SEC USE ONLY
 
4
CITIZENSHIP OR PLACE OF ORGANIZATION
Cayman Islands
 
NUMBER OF
SHARES
BENEFICIALLY
OWNED
BY EACH
REPORTING
PERSON
WITH
5
SOLE VOTING POWER
 
6
SHARED VOTING POWER
9,374,721
 
7
SOLE DISPOSITIVE POWER
 
8
SHARED DISPOSITIVE POWER
9,374,721
 
9
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9,374,721
 
10
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
 
11
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
8.4%
 
12
TYPE OF REPORTING PERSON
OO
 
CUSIP No.: 47009M400
1
NAME OF REPORTING PERSON
Wolverine Asset Management, LLC
 
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) o
 
3
SEC USE ONLY
 
4
CITIZENSHIP OR PLACE OF ORGANIZATION
Illinois
 
NUMBER OF
SHARES
BENEFICIALLY
OWNED
BY EACH
REPORTING
PERSON
WITH
5
SOLE VOTING POWER
 
6
SHARED VOTING POWER
9,374,721
 
7
SOLE DISPOSITIVE POWER
 
8
SHARED DISPOSITIVE POWER
9,374,721
 
9
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9,374,721
 
10
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
 
11
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
8.4%
 
12
TYPE OF REPORTING PERSON
IA
 
CUSIP No.: 47009M400
1
NAME OF REPORTING PERSON
Wolverine Holdings, L.P.
 
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) o
 
3
SEC USE ONLY
 
4
CITIZENSHIP OR PLACE OF ORGANIZATION
Illinois
 
NUMBER OF
SHARES
BENEFICIALLY
OWNED
BY EACH
REPORTING
PERSON
WITH
5
SOLE VOTING POWER
 
6
SHARED VOTING POWER
9,374,721
 
7
SOLE DISPOSITIVE POWER
 
8
SHARED DISPOSITIVE POWER
9,374,721
 
9
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9,374,721
 
10
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
 
11
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
8.4%
 
12
TYPE OF REPORTING PERSON
HC
 

CUSIP No.: 47009M400
1
NAME OF REPORTING PERSON
Wolverine Trading Partners, Inc.
 
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) o
 
3
SEC USE ONLY
 
4
CITIZENSHIP OR PLACE OF ORGANIZATION
Illinois
 
NUMBER OF
SHARES
BENEFICIALLY
OWNED
BY EACH
REPORTING
PERSON
WITH
5
SOLE VOTING POWER
 
6
SHARED VOTING POWER
9,374,721
 
7
SOLE DISPOSITIVE POWER
 
8
SHARED DISPOSITIVE POWER
9,374,721
 
9
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9,374,721
 
10
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
 
11
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
8.4%
 
12
TYPE OF REPORTING PERSON
CO/HC
 
CUSIP No.: 47009M400
1
NAME OF REPORTING PERSON
Christopher L. Gust
 
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) o
 
3
SEC USE ONLY
 
4
CITIZENSHIP OR PLACE OF ORGANIZATION
US Citizen
 
NUMBER OF
SHARES
BENEFICIALLY
OWNED
BY EACH
REPORTING
PERSON
WITH
5
SOLE VOTING POWER
 
6
SHARED VOTING POWER
9,374,721
 
7
SOLE DISPOSITIVE POWER
 
8
SHARED DISPOSITIVE POWER
9,374,721
 
9
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9,374,721
 
10
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
 
11
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
8.4%
 
12
TYPE OF REPORTING PERSON
IN
 

CUSIP No.: 47009M400
1
NAME OF REPORTING PERSON
Robert R. Bellick
 
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) o
(b) o
 
3
SEC USE ONLY
 
4
CITIZENSHIP OR PLACE OF ORGANIZATION
US Citizen
 
NUMBER OF
SHARES
BENEFICIALLY
OWNED
BY EACH
REPORTING
PERSON
WITH
5
SOLE VOTING POWER
 
6
SHARED VOTING POWER
9,374,721
 
7
SOLE DISPOSITIVE POWER
 
8
SHARED DISPOSITIVE POWER
9,374,721
 
9
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9,374,721
 
10
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o
 
11
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
8.4%
 
12
TYPE OF REPORTING PERSON
IN
 
CUSIP No.: 47009M400
 
ITEM 1(a).
NAME OF ISSUER:
 
Jaguar Mining Inc.
 
ITEM 1(b).
ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:
 
67 Yonge Street
Suite 1203
Toronto A6 M5E 1J8
 
ITEM 2(a).
NAME OF PERSON FILING:
 
Wolverine Flagship Fund Trading Limited
Wolverine Asset Management, LLC
Wolverine Holdings, L.P.
Wolverine Trading Partners, Inc.
Christopher L. Gust
Robert R. Bellick
 
ITEM 2(b).
ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE:
 
c/o Wolverine Asset Management, LLC
175 West Jackson Blvd., Suite 340
Chicago, IL 60604
 
ITEM 2(c).
CITIZENSHIP:
 
Wolverine Flagship Fund Trading Limited – Cayman Islands
Wolverine Asset Management, LLC – Illinois
Wolverine Holdings, L.P. – Illinois
Wolverine Trading Partners, Inc. – Illinois
Christopher L. Gust – US Citizen
Robert R. Bellick – US Citizen
 
ITEM 2(d).
TITLE OF CLASS OF SECURITIES:
 
Common Stock
 
ITEM 2(e).
CUSIP NUMBER:
 
47009M400
 
ITEM 3.
IF THIS STATEMENT IS FILED PURSUANT TO SECTION 240.13d-1(b), or 13d-2(b) or (c) CHECK WHETHER THE PERSON FILING IS A:
 
(a) o
Broker or dealer registered under Section 15 of the Act (15 U.S.C. 78c);
(b) o
Bank as defined in Section 3(a)(6) of the Act (15 U.S.C. 78c);
(c) o
Insurance company as defined in Section 3(a)(19) of the Act (15 U.S.C. 78c);
(d) o
Investment company registered under Section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8);
(e) o
An investment adviser in accordance with 240.13d-1(b)(1)(ii)(E);
(f) o
An employee benefit plan or endowment fund in accordance with 240.13d-1(b)(1)(ii)(F);
(g) o
A parent holding company or control person in accordance with 240.13d-1(b)(1)(ii)(G);
(h) o
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i) o
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) o
A non-U.S. institution in accordance with 240.13d-1(b)(1)(ii)(J);
(k) o
Group, in accordance with 240.13d-1(b)(1)(ii)(K). If filing as a non-U.S. institution in accordance with 240.13d1(b)(1)(ii)(J), please specify the type of institution:
 
ITEM 4.
OWNERSHIP:
 
Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.
 
 
(a)
Amount beneficially owned:
 
Wolverine Flagship Fund Trading Limited (the “Fund”) is the beneficial owner of 9,374,721 shares of the common stock of the Issuer.
 
Wolverine Asset Management, LLC (“WAM”) is the investment manager of the Fund and has voting and dispositive power over the securities described above. The sole member and manager of WAM is Wolverine Holdings, L.P. (“Wolverine Holdings”). Robert R. Bellick and Christopher L. Gust may be deemed to control Wolverine Trading Partners, Inc. (“WTP”), the general partner of Wolverine Holdings. Each of Mr. Bellick, Mr. Gust, WTP, Wolverine Holdings and WAM disclaims beneficial ownership of the securities covered by this Schedule 13G.
 
 
(b)
Percent of class:
 
8.4%
 
 
(c)
Number of shares as to which the person has:
 
 
(i)
Sole power to vote or to direct the vote:
 
0
 
 
(ii)
Shared power to vote or to direct the vote:
 
Each of the Fund, WAM, Wolverine Holdings, WTP, Mr. Bellick, and Mr. Gust has shared power to vote or direct the vote of 9,374,721 shares of the common stock of the Issuer described in Item 4(a) above.
 
 
(iii)
Sole power to dispose or to direct the disposition of:
 
0
 
 
(iv)
Shared power to dispose or to direct the disposition of:
 
Each of the Fund, WAM, Wolverine Holdings, WTP, Mr. Bellick, and Mr. Gust has shared power to dispose or to direct the disposition of 9,374,721 shares of the common stock of the Issuer described in Item 4(a) above.
 
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 o.
 
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:
 
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 I certify that, to the best of my knowledge and belief, the securities referred to above 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.
 
Date:  May 2, 2014
 
Wolverine Flagship Fund Trading Limited
 
/s/ Kenneth L. Nadel
Signature
 
Kenneth L. Nadel, Director
Name/Title
 
Wolverine Asset Management, LLC
 
/s/ Kenneth L. Nadel
Signature
 
Kenneth L. Nadel, Chief Operating Officer
Name/Title
 
Wolverine Holdings, L.P.
 
/s/Christopher L. Gust
Signature
 
Christopher L. Gust, Managing Director
Name/Title
 
Wolverine Trading Partners, Inc.
 
/s/Christopher L. Gust
Signature
 
Christopher L. Gust, Authorized Signatory
Name/Title
 
/s/Christopher L. Gust
Christopher L. Gust
 
/s/ Robert R. Bellick
Robert R. Bellick
 
Attention: Intentional misstatements or omissions of fact constitute Federal criminal violations (see 18 U.S.C. 1001).
Exhibit A
 
JOINT FILING AGREEMENT
 
In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, each of the undersigned agrees to the joint filing on behalf of each of them of a statement on Schedule 13G (including any amendments thereto) with respect to the Common Stock of Jaguar Mining, Inc. and further agrees that this Joint Filing Agreement shall be included as an exhibit to such joint filings.
 
This Joint Filing Agreement may be signed in counterparts with the same effect as if the signature on each counterpart were upon the same instrument.
 
IN WITNESS WHEREOF, the undersigned have executed this Agreement as of May 2, 2014.
 
Wolverine Flagship Fund Trading Limited
 
/s/ Kenneth L. Nadel
Signature
 
Kenneth L. Nadel, Director
Name/Title
 
Wolverine Asset Management, LLC
 
/s/ Kenneth L. Nadel
Signature
 
Kenneth L. Nadel, Chief Operating Officer
Name/Title
 
Wolverine Holdings, L.P.
 
/s/Christopher L. Gust
Signature
 
Christopher L. Gust, Managing Director
Name/Title
 
Wolverine Trading Partners, Inc.
 
/s/Christopher L. Gust
Signature
 
Christopher L. Gust, Authorized Signatory
Name/Title
 
/s/Christopher L. Gust
Christopher L. Gust
 
/s/ Robert R. Bellick
Robert R. Bellick