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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Farrell Roger A.

(Last)

(First)

(Middle)

5444 WESTHEIMER ROAD

(Street)

HOUSTON

77056-5306

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
SOUTHERN UNION CO [ SUG ]

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

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	SVP, Midstream Operations

3. Date of Earliest Transaction (Month/Day/Year)
05/17/2010

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)
Common Stock	05/17/2010		P		800	A	$23.119	5,000	D
Common Stock	05/17/2010		P		1,200	A	$23.118	4,200	D

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)
Cash Restricted Units	⁽¹⁾							⁽¹⁾	⁽¹⁾	Common Stock	3,256		3,256	D
Stock Appreciation Rights	$12.55							⁽²⁾	12/15/2018	Common Stock	20,071		20,071	D
Cash Restricted Units	⁽³⁾							⁽³⁾	12/15/2019	Common Stock	4,202		4,202	D
Stock Appreciation Rights	$21.64							⁽⁴⁾	12/15/2019	Common Stock	14,749		14,749	D

Explanation of Responses:

1. 4,884 cash restricted units were awarded to the Reporting Person on December 15, 2008 (the "Grant Date"). The cash restricted units permit the Reporting Person to receive, on predetermined dates upon expiration of applicable restrictions, cash in an amount equal to a specified number of shares of the Company's common sock valued at the closing price of the Company's common stock on such dates. Restrictions on each award expire in equal installments on the first, second and third anniversaries of Grant Date 2008. To date, restrictions have expired on 1,628 cash restricted units.

2. Stock appreciation rights will be settled in shares of common stock at an exercise price of $12.55 per share, which was equal to the closing price on the Grant Date. The award will vest in equal installments on the first, second and third anniversaries of Grant Date 2008. To date 6,690 stock appreciation rights have vested and are exerciseable.

3. 4,202 cash restricted units were awarded to the Reporting Person on December 15, 2009 (the "Grant Date"). The cash restricted units permit the Reporting Person to receive, on predetermined dates upon expiration of applicable restrictions, cash in an amount equal to a specified number of shares of the Company's common sock valued at the closing price of the Company's common stock on such dates. Restrictions on each award expire in equal installments on the first, second and third anniversaries of Grant Date 2009.

4. Stock appreciation rights will be settled in shares of common stock at an exercise price of $21.64 per share, which was equal to the closing price on the Grant Date. The award will vest in equal installments on the first, second and third anniversaries of Grant Date 2009.

Remarks:

	Robert M. Kerrigan, III for Roger A. Farrell	05/17/2010
	** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.