LSB INDUSTRIES, INC. - Major Shareholding Notification 2017

SC 13G/A 1 formsc13ga.htm SC 13G/A Licensed to: Summit Financial Printing LLC Document created using EDGARfilings PROfile 4.2.1.0 Copyright 1995 - 2017 Summit Financial Printing, LLC. All rights reserved.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. 3)*

LSB Industries, Inc.
(Name of Issuer)

Common Stock, par value $0.10 per share
(Title of Class of Securities)

502160104
(CUSIP Number)

April 17, 2017
(Date of Event Which Requires Filing of this Statement)

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

☐ Rule 13d-1(b)

☒ Rule 13d-1(c)

☐ Rule 13d-1(d)

Page 1 of 19 Pages

*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. 502160104	Page 2 of 19 Pages

1	NAMES OF REPORTING PERSON
	Robert E. Robotti
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
	United States
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER
		10,000
	6	SHARED VOTING POWER
		2,324,011
	7	SOLE DISPOSITIVE POWER
		10,000
	8	SHARED DISPOSITIVE POWER
		2,324,011
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	2,334,011
10	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
	☒
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
	8.2%
12	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
	IN, HC

Schedule 13G
CUSIP No. 502160104	Page 3 of 19 Pages

1	NAMES OF REPORTING PERSON
	Robotti & Company, Incorporated
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
	New York
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER
		-0-
	6	SHARED VOTING POWER
		2,324,011
	7	SOLE DISPOSITIVE POWER
		-0-
	8	SHARED DISPOSITIVE POWER
		2,324,011
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	2,324,011
10	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
	☐
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
	8.2%
12	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
	CO, HC

Schedule 13G
CUSIP No. 502160104	Page 4 of 19 Pages

1	NAMES OF REPORTING PERSON
	Robotti & Company Advisors, 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
	New York
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER
		-0-
	6	SHARED VOTING POWER
		2,304,958
	7	SOLE DISPOSITIVE POWER
		-0-
	8	SHARED DISPOSITIVE POWER
		2,304,958
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	2,304,958
10	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
	☐
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
	8.1%
12	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
	OO, IA

Schedule 13G
CUSIP No. 502160104	Page 5 of 19 Pages

1	NAMES OF REPORTING PERSON
	Robotti & Company, 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
	New York
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER
		-0-
	6	SHARED VOTING POWER
		18,883
	7	SOLE DISPOSITIVE POWER
		-0-
	8	SHARED DISPOSITIVE POWER
		18,883
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	18,883
10	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
	☐
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
	Less than 1%
12	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
	OO, BD

Schedule 13G
CUSIP No. 502160104	Page 6 of 19 Pages

1	NAMES OF REPORTING PERSON
	Kenneth R. Wasiak
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
	United States
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER
		-0-
	6	SHARED VOTING POWER
		1,103,957
	7	SOLE DISPOSITIVE POWER
		-0-
	8	SHARED DISPOSITIVE POWER
		1,103,957
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	1,103,957
10	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
	☐
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
	3.9%
12	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
	IN, HC

Schedule 13G
CUSIP No. 502160104	Page 7 of 19 Pages

1	NAMES OF REPORTING PERSON
	Ravenswood Management Company, L.L.C.
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
	New York
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER
		-0-
	6	SHARED VOTING POWER
		1,103,957
	7	SOLE DISPOSITIVE POWER
		-0-
	8	SHARED DISPOSITIVE POWER
		1,103,957
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	1,103,957
10	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
	☐
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
	3.9%
12	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
	OO

Schedule 13G
CUSIP No. 502160104	Page 8 of 19 Pages

1	NAMES OF REPORTING PERSON
	The Ravenswood Investment Company, L.P.
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
	Delaware
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER
		-0-
	6	SHARED VOTING POWER
		704,157
	7	SOLE DISPOSITIVE POWER
		-0-
	8	SHARED DISPOSITIVE POWER
		704,157
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	704,157
10	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
	☐
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
	2.5%
12	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
	PN

Schedule 13G
CUSIP No. 502160104	Page 9 of 19 Pages

1	NAMES OF REPORTING PERSON
	Ravenswood Investments III, L.P.
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
	New York
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER
		-0-
	6	SHARED VOTING POWER
		399,800
	7	SOLE DISPOSITIVE POWER
		-0-
	8	SHARED DISPOSITIVE POWER
		399,800
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	399,800
10	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
	☐
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
	1.4%
12	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
	PN

Schedule 13G
CUSIP No. 502160104	Page 10 of 19 Pages

1	NAMES OF REPORTING PERSON
	Ossia 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
	Delaware
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER
		-0-
	6	SHARED VOTING POWER
		12,800
	7	SOLE DISPOSITIVE POWER
		-0-
	8	SHARED DISPOSITIVE POWER
		12,800
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	12,800
10	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
	☐
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
	Less than 1%
12	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
	OO

Schedule 13G
CUSIP No. 502160104	Page 11 of 19 Pages

1	NAMES OF REPORTING PERSON
	Ossia Partners Fund, 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
	Delaware
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER
		-0-
	6	SHARED VOTING POWER
		12,800
	7	SOLE DISPOSITIVE POWER
		-0-
	8	SHARED DISPOSITIVE POWER
		12,800
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	12,800
10	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
	☐
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
	Less than 1%
12	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
	PN

Schedule 13G
CUSIP No. 502160104	Page 12 of 19 Pages

1	NAMES OF REPORTING PERSON
	Suzanne Robotti
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
	United States
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER
		10,000
	6	SHARED VOTING POWER
		-0-
	7	SOLE DISPOSITIVE POWER
		10,000
	8	SHARED DISPOSITIVE POWER
		-0-
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	10,000
10	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
	☐
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
	Less than 1%
12	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
	IN

Schedule 13G
CUSIP No. 502160104	Page 13 of 19 Pages

1	NAMES OF REPORTING PERSON
	Daniel Vitetta
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
	United States
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER
		30
	6	SHARED VOTING POWER
		-0-
	7	SOLE DISPOSITIVE POWER
		30
	8	SHARED DISPOSITIVE POWER
		-0-
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	30
10	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
	☐
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
	Less than 1%
12	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
	IN

Schedule 13G
CUSIP No. 502160104	Page 14 of 19 Pages

Item 1(a). Name of Issuer:

LSB Industries, Inc.

Item 1(b). Address of Issuer's Principal Executive Offices:

16 South Pennsylvania Avenue, Oklahoma City, OK 73107

Item 2(a). Names of Persons Filing:

This statement is filed by (collectively, the "Reporting Persons")

(i) Robert E. Robotti ("Robotti"), a United States citizen;

(ii) Robotti & Company, Incorporated ("ROBT"), a New York corporation and the parent company of Robotti & Company Advisors, LLC and Robotti & Company, LLC;

(iii) Robotti & Company Advisors, LLC ("Robotti Advisors"), a New York limited liability company and an investment advisor registered under the Investment Advisers Act of 1940, as amended;

(iv) Robotti & Company, LLC ("Robotti & Company") a New York limited liability company and a broker-dealer registered under Section 15 of the Securities Exchange Act of 1934, as amended;

(v) Kenneth R. Wasiak ("Wasiak"), a United States citizen;

(vi) Ravenswood Management Company, L.L.C. ("RMC"), a New York limited liability company and the general partner of The Ravenswood Investment Company, L.P. and Ravenswood Investments III, L.P.;

(vii) The Ravenswood Investment Company, L.P. ("RIC"), a Delaware limited partnership and an advisory client of Robotti Advisors;

(viii) Ravenswood Investments III, L.P. ("RI"), a New York limited partnership and an advisory client of Robotti Advisors;

(ix) Ossia Capital Management, LLC ("OCM"), a Delaware limited liability company and the general partner of Ossia Partners Fund, LLC;

(x) Ossia Partners Fund, LLC ("OPF"), a Delaware limited liability company and an advisory client of Robotti Advisors;

(xi) Suzanne Robotti, a United States citizen; and

(xii) Daniel Vitetta, ("Vitetta"), a United States citizen.

Item 2(b). Address of Principal Business Office or, if None, Residence:

The principal business address of each of Mr. Robotti, ROBT, Robotti Advisors, Robotti & Company, OCM, OPF, Ms. Robotti, and Mr. Vitetta is 60 East 42 nd Street, Suite 3100, New York, NY 10165.

The principal business address of each of Mr. Wasiak, RMC, RIC, and RI is 104 Gloucester Road, Massapequa, New York 11758.

Item 2(c). Citizenship:

See Item 2(a)

Item 2(d). Title of Class of Securities:

Common Stock, par value $0.10 per share (the "Common Stock")

Item 2(e). CUSIP Number

502160104

ITEM 3. If this Statement is Filed Pursuant to Rule 13d-1(b), or 13d-2(b) or (c), Check Whether the Person Filing is a:

Not Applicable

ITEM 4. Ownership

(i) Mr. Robotti: (1)(2)

Schedule 13G
CUSIP No. 502160104	Page 15 of 19 Pages

(a) Amount beneficially owned: 2,334,011 shares

(b) Percent of class: 8.18%

(i) Sole power to vote or direct the vote: 10,000 shares

(ii) Shared power to vote or to direct the vote: 2,324,011 shares

(iii) Sole power to dispose or to direct the disposition of: 10,000 shares

(iv) Shared power to dispose or to direct the disposition of: 2,324,011 shares

(ii) ROBT: (1)

(a) Amount beneficially owned: 2,324,011 shares

(b) Percent of class: 8.22%

(i) Sole power to vote or direct the vote: 0 shares

(ii) Shared power to vote or to direct the vote 2,324,011 shares

(iii) Sole power to dispose or to direct the disposition of: 0 shares

(iv) Shared power to dispose or to direct the disposition of: 2,324,011 shares

(iii) Robotti Advisors: (1)

(a) Amount beneficially owned: 2,304,958 shares

(b) Percent of class: 8.11%

(i) Sole power to vote or direct the vote: 0 shares

(ii) Shared power to vote or to direct the vote: 2,304,958 shares

(iii) Sole power to dispose or to direct the disposition of: 0 shares

(iv) Shared power to dispose or to direct the disposition of: 2,304,958 shares

(iv) Robotti & Company: (1)

(a) Amount beneficially owned: 18,883 shares

(b) Percent of class: less than one percent

(i) Sole power to vote or direct the vote: 0 shares

(ii) Shared power to vote or to direct the vote: 18,883 shares

(iii) Sole power to dispose or to direct the disposition of: 0 shares

(iv) Shared power to dispose or to direct the disposition of: 18,883 shares

(v) Mr. Wasiak: (1)

(a) Amount beneficially owned: 1,103,957 shares

(b) Percent of class: 3.89%

(i) Sole power to vote or direct the vote: 0 shares

(ii) Shared power to vote or to direct the vote: 1,103,957 shares

(iii) Sole power to dispose or to direct the disposition of: 0 shares

(iv) Shared power to dispose or to direct the disposition of: 1,103,957 shares

(vi) RMC: (1)

(a) Amount beneficially owned: 1,103,957 shares

(b) Percent of class: 3.89%

(i) Sole power to vote or direct the vote: 0 shares

(ii) Shared power to vote or to direct the vote: 1,103,957 shares

(iii) Sole power to dispose or to direct the disposition of: 0 shares

(iv) Shared power to dispose or to direct the disposition of: 1,103,957 shares

(vii) RIC: (1)

(a) Amount beneficially owned: 704,157 shares

(b) Percent of class: 2.48%

(i) Sole power to vote or direct the vote: 0 shares

Schedule 13G
CUSIP No. 502160104	Page 16 of 19 Pages

(ii) Shared power to vote or to direct the vote: 704,157 shares

(iii) Sole power to dispose or to direct the disposition of: 0 shares

(iv) Shared power to dispose or to direct the disposition of: 704,157 shares

(viii) RI: (1)

(a) Amount beneficially owned: 399,800 shares

(b) Percent of class: 1.41%

(i) Sole power to vote or direct the vote: 0 shares

(ii) Shared power to vote or to direct the vote: 399,800 shares

(iii) Sole power to dispose or to direct the disposition of: 0 shares

(iv) Shared power to dispose or to direct the disposition of: 399,800 shares

(ix) OCM: (1)

(a) Amount beneficially owned: shares: 12,800

(b) Percent of class: less than one percent

(i) Sole power to vote or direct the vote: 0 shares

(ii) Shared power to vote or to direct the vote: 12,800 shares

(iii) Sole power to dispose or to direct the disposition of: 0 shares

(iv) Shared power to dispose or to direct the disposition of: 12,800 shares

(x) OPF: (1)

(a) Amount beneficially owned: 12,800 shares

(b) Percent of class: less than one percent

(i) Sole power to vote or direct the vote: 0 shares

(ii) Shared power to vote or to direct the vote: 12,800 shares

(iii) Sole power to dispose or to direct the disposition of: 0 shares

(iv) Shared power to dispose or to direct the disposition of: 12,800 shares

(xi) Suzanne Robotti: (1)

(a) Amount beneficially owned: 10,000 shares

(b) Percent of class: less than one percent

(i) Sole power to vote or direct the vote: 10,000 shares

(ii) Shared power to vote or to direct the vote: 0 shares

(iii) Sole power to dispose or to direct the disposition of: 10,000 shares

(iv) Shared power to dispose or to direct the disposition of: 0 shares

(xii) Mr. Vitetta: (1)

(a) Amount beneficially owned: 30 shares

(b) Percent of class: less than one percent

(i) Sole power to vote or direct the vote: 30 shares

(ii) Shared power to vote or to direct the vote: 0 shares

(iii) Sole power to dispose or to direct the disposition of: 30 shares

(iv) Shared power to dispose or to direct the disposition of: 0 shares

Based on an aggregate of 28,405,103 shares of Common Stock, par value $0.10 per share, outstanding as of April 13, 2017, as disclosed in the Issuer's Quarterly Report on Form 10-Q, for the quarter ended March 31, 2017.

(1) Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein by the other Reporting Persons and any other person named herein except to the extent of any pecuniary interest therein. Each of the Reporting Persons disclaims membership in a "group" within the meaning of Section 13(d)(3) of the Securities Exchange Act of 1934, as amended (the "Exchange Act") or Rule 13d-5(b)(1) under the Exchange Act with any other Reporting Person or other person.

Schedule 13G
CUSIP No. 502160104	Page 17 of 19 Pages

(2) The number of shares reported by Mr. Robotti does not include the shares of Common Stock referenced above in Item 4(xi) owned by Mr. Robotti’s wife or the shares of Common Stock referenced above in Item 4(xii) owned by his nephew, all of which shares Mr. Robotti disclaims beneficial ownership.

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.

Robotti & Company's discretionary customers and Robotti Advisors' clients have the right to receive and the power to direct the receipt of dividends from, and the proceeds from the sale of, Common Stock owned by them. Except as set forth in the immediately preceding sentence, no person other than the Reporting Persons is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such Common Stock beneficially owned by the Reporting Persons. No discretionary customer or client is known to any Reporting Person to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, more than five percent of the Issuer's Common Stock.

ITEM 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.

See Item 2 and Note (1) in Item 4.

ITEM 8. Identification and Classification of Members of the Group.

See Item 2 and Note (1) in Item 4.

ITEM 9. Notice of Dissolution of Group.

Not Applicable.

ITEM 10. Certifications:

By signing below we certify that, to the best of our 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, other than activities solely in connection with a nomination under §240.14a-11.

Schedule 13G
CUSIP No. 502160104	Page 18 of 19 Pages

SIGNATURE

After reasonable inquiry and to the best of our knowledge and belief, we certify that the information set forth in this statement is true, complete and correct.

Date: April 27, 2017
		Robotti & Company, Incorporated
	/s/ Robert E. Robotti	By:	/s/ Robert E. Robotti
	Robert E. Robotti		Name: Robert E. Robotti
			Title: President and Treasurer
Robotti & Company Advisors, LLC
By:	/s/ Robert E. Robotti		/s/ Kenneth R. Wasiak
	Name: Robert E. Robotti		Kenneth R. Wasiak
	Title: President and Treasurer
Ravenswood Management Company, L.L.C.		The Ravenswood Investment Company, L.P.
By:	/s/ Robert E. Robotti	By:	Ravenswood Management Company, L.L.C.
	Name: Robert E. Robotti		Its General Partner
	Title: Managing Member
Ravenswood Investments III, L.P.		By:	/s/ Robert E. Robotti
			Name: Robert E. Robotti
By:	Ravenswood Management Company, L.L.C.		Title: Managing Member
	Its General Partner
		Robotti & Company, LLC
By:	/s/ Robert E. Robotti	By:	/s/ Robert E. Robotti
	Name: Robert E. Robotti		Name: Robert E. Robotti
	Title: Managing Member		Title: Managing Member
Ossia Capital Management, L.L.C.		Ossia Partners Fund, L.L.C.
By:	/s/ Robert E. Robotti	By:	Ossia Capital Management, L.L.C.
	Name: Robert E. Robotti		Its General Partner
	Title: Managing Member
		By:	/s/ Robert E. Robotti
			Name: Robert E. Robotti
			Title: Managing Member
	/s/ Suzanne Robotti		/s/ Daniel Vitetta
	Suzanne Robotti		Daniel Vitetta

Schedule 13G
CUSIP No. 502160104	Page 19 of 19 Pages

Exhibit 1

JOINT FILING AGREEMENT

The undersigned hereby agree to the joint filing of the Statement on Schedule 13G Amendment No. 3 filed herewith, and any amendments thereto, relating to the Common Stock, par value $.10 per share, of LSB Industries, Inc., with the Securities and Exchange Commission pursuant to and in accordance with the provisions of Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended.

This Agreement may be executed in separate counterparts, each of which shall be deemed an original, but all of which shall constitute one and the same instrument.

Date: April 27, 2017
		Robotti & Company, Incorporated
	/s/ Robert E. Robotti	By:	/s/ Robert E. Robotti
	Robert E. Robotti		Name: Robert E. Robotti
			Title: President and Treasurer
Robotti & Company Advisors, LLC
By:	/s/ Robert E. Robotti		/s/ Kenneth R. Wasiak
	Name: Robert E. Robotti		Kenneth R. Wasiak
	Title: President and Treasurer
Ravenswood Management Company, L.L.C.		The Ravenswood Investment Company, L.P.
By:	/s/ Robert E. Robotti	By:	Ravenswood Management Company, L.L.C.
	Name: Robert E. Robotti		Its General Partner
	Title: Managing Member
Ravenswood Investments III, L.P.		By:	/s/ Robert E. Robotti
			Name: Robert E. Robotti
By:	Ravenswood Management Company, L.L.C.		Title: Managing Member
	Its General Partner
		Robotti & Company, LLC
By:	/s/ Robert E. Robotti	By:	/s/ Robert E. Robotti
	Name: Robert E. Robotti		Name: Robert E. Robotti
	Title: Managing Member		Title: Managing Member
Ossia Capital Management, L.L.C.		Ossia Partners Fund, L.L.C.
By:	/s/ Robert E. Robotti	By:	Ossia Capital Management, L.L.C.
	Name: Robert E. Robotti		Its General Partner
	Title: Managing Member
		By:	/s/ Robert E. Robotti
			Name: Robert E. Robotti
			Title: Managing Member
	/s/ Suzanne Robotti		/s/ Daniel Vitetta
	Suzanne Robotti		Daniel Vitetta

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LSB INDUSTRIES, INC. Major Shareholding Notification 2017

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LSB INDUSTRIES, INC. — Major Shareholding Notification 2017

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