SEC Form 5

FORM 5		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ANNUAL 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: 3235-0362 Estimated average burden hours per response: 1.0
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
	Form 3 Holdings Reported.
	Form 4 Transactions Reported.

1. Name and Address of Reporting Person* Adams Craig L (Last) (First) (Middle) 10 SOUTH DEARBORN STREET 54TH FLOOR (Street) CHICAGO IL 60603 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol EXELON CORP [ EXC ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) President & CEO; PECO Energy
	3. Statement for Issuer's Fiscal Year Ended (Month/Day/Year) 12/31/2017
	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 at end of Issuer's Fiscal Year (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
				Amount	(A) or (D)	Price
Common Stock							56,219(1)	D
Common Stock (ESPP Shares)							1,900(2)	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)
					(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Unit Awards	$0						(3)	(3)	Common Stock	17,947		17,947(4)	D
NQ Stock Option 03/12/2012	$39.81						(5)	(5)	Common Stock	35,000		35,000	D
NQ Stock Option 01/24/2011	$43.4						(5)	(5)	Common Stock	21,000		21,000	D
NQ Stock Option 01/25/2010	$46.09						(5)	(5)	Common Stock	10,500		10,500	D
NQ Stock Option 01/26/2009	$56.51						(5)	(5)	Common Stock	11,700		11,700	D
NQ Stock Option 01/28/2008	$73.29						(5)	(5)	Common Stock	8,300		8,300	D

Explanation of Responses:

1. Balance includes 496, 492, 477 and 448 shares acquired on March 10, 2017, June 9, 2017, September 8, 2017 and December 9, 2017 respectively through automatic dividend reinvestment.

2. Shares acquired through Exelon's Section 423 tax-qualified Employee Stock Purchas Plan. Balance includes 10, 12, 14 and 15 shares acquired on March 10, 2017, June 9, 2017, September 8, 2017 and December 9, 2017 respectively through automatic dividend reinvestment.

3. Restricted stock unit awards made pursuant to the Exelon Long Term Incentive Plan. Share awards are made annually in January at the Compensation and Leadership Development committee's meeting and vest in 1/3 increments on the date of the committee's January meeting in the first, second and third years after the award was made.

4. Balance consists of unvested shares remaining from the awards granted in January of the previous three years along with shares acquired through automatic dividend reinvestment as follows: 158, 156, 151 and 142 shares acquired on March 10, 2017, June 9, 2017, September 8, 2017 and December 9, 2017 respectively.

5. Non qualified employee stock options, awarded pursuant to the Exelon Long Term Incentive Plan. Options vest in 1/4 increments on each of the first four anniversaries of the grant date, referenced in column one, and expire on the tenth anniversay of the grant date.

Remarks:

	Scott N. Peters, Esq. Attorney in Fact for Craig L. Adams	01/19/2018
	** Signature of Reporting Person	Date
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