SEC FORM 4

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

HAHNE WILLIAM N

(Last)

(First)

(Middle)

KCS ENERGY, INC.

5555 SAN FELIPE, SUITE 1200

(Street)

HOUSTON

77056

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
KCS ENERGY INC [ KCS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	President/COO

3. Date of Earliest Transaction (Month/Day/Year)
12/13/2004

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
KCS Energy, Inc. Common Stock	12/13/2004		M		16,667	A	$1.71	0	D
KCS Energy, Inc. Common Stock	12/13/2004		M		8,433	A	$2.75	0	D
KCS Energy, Inc. Common Stock	12/14/2004		M		58,233	A	$2.75	0	D
KCS Energy, Inc. Common Stock	12/14/2004		M		22,000	A	$5.21	0	D
KCS Energy, Inc. Common Stock	12/13/2004		S		10,000	D	$13.8	0	D
KCS Energy, Inc. Common Stock	12/13/2004		S		10,000	D	$13.78	0	D
KCS Energy, Inc. Common Stock	12/13/2004		S		5,000	D	$13.77	0	D
KCS Energy, Inc. Common Stock	12/13/2004		S		100	D	$13.79	0	D
KCS Energy, Inc. Common Stock	12/14/2004		S		15,000	D	$13.75	0	D
KCS Energy, Inc. Common Stock	12/14/2004		S		10,000	D	$13.77	0	D
KCS Energy, Inc. Common Stock	12/14/2004		S		40,000	D	$13.79	0	D
KCS Energy, Inc. Common Stock	12/14/2004		S		10,000	D	$13.8	0	D
KCS Energy, Inc. Common Stock	12/14/2004		S		5,233	D	$13.82	178,571⁽¹⁾	D
KCS Energy, Inc. Common Stock								11,818	I	By 401 (K) Plan⁽²⁾

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 Securities Underlying Derivative Security (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: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Option to acquire KCS Common Stock	$1.71	12/13/2004		M			16,667	01/01/2004	01/01/2013	KCS Common Stock	16,667	$0⁽³⁾	33,333	D
Option to acquire KCS Common Stock	$2.75	12/13/2004		M			8,433	03/14/2003	03/14/2012	KCS Common Stock	8,433	$0⁽³⁾	91,567	D
Option to acquire KCS Common Stock	$2.75	12/14/2004		M			58,233	⁽⁴⁾	03/14/2012	KCS Common Stock	58,233	$0⁽³⁾	33,334	D
Option to acquire KCS Common Stock	$5.21	12/14/2004		M			22,000	02/20/2002	02/20/2011	KCS Common Stock	22,000	$0⁽³⁾	134,000	D

Explanation of Responses:

1. Includes 80,000 shares of restricted stock which have not yet vested.

2. This information is based on a plan statement dated as of 9/30/2004.

3. Awarded as a grant.

4. 24,900 shares covered by the option became exerciesable on March 14, 2003. The remaining 33,333 shares covered by the option became exercisable on March 14, 2004.

	/s/ Frederick Dwyer, Power of Attorney for William N. Hahne	12/15/2004
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
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