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* Sproule Scott William (Last) (First) (Middle) C/O SPX CORPORATION 13320-A BALLANTYNE CORPORATE PLACE (Street) CHARLOTTE NC 28277 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol SPX CORP [ SPXC ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) VP, CFO and Treasurer
	3. Date of Earliest Transaction (Month/Day/Year) 03/01/2018
	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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/01/2018		F(1)		690	D	$31.23	120,862(2)	D
Common Stock								2,723	I	401(k) Plan

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee stock option to purchase common stock	$12.36							10/13/2018(3)	10/13/2025	Common Stock	83,168		83,168	D
Employee stock option to purchase common stock	$12.85							03/02/2019(4)	03/02/2026	Common Stock	46,729		46,729	D
Employee stock option to purchase common stock	$27.4							03/01/2020(5)	03/01/2027	Common Stock	19,891		19,891	D
Employee stock option to purchase common stock	$32.69							02/22/2021(6)	02/22/2028	Common Stock	17,492		17,492	D

Explanation of Responses:

1. Shares delivered to the issuer for the payment of withholding taxes due upon the vesting of restricted stock units previously granted under the SPX Corporation 2002 Stock Compensation Plan.

2. Includes unvested restricted stock units.

3. Vests as to 100% of the shares on the third anniversary of the grant date.

4. Vests in three equal installments beginning on March 2, 2017.

5. Vests in three equal installments beginning on March 1, 2018.

6. Vests in three equal installments beginning on February 22, 2019.

	Stefanie Holland, Attorney in Fact for Scott William Sproule	03/05/2018
	** 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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