EXELON CORP — Capital/Financing Update 2016

Apr 5, 2016

Filed Pursuant to Rule 433

Registration Statement No. 333-196220

Dated April 4, 2016

Exelon Corporation

Pricing Term Sheet

$300,000,000 2.450% Notes Due 2021
Issuer:	Exelon Corporation
Expected Ratings:	—
Principal Amount:	$300,000,000
Security Type:	Notes
Trade Date:	April 4, 2016
Settlement Date:	April 7, 2016 (T+3)
Coupon:	2.450%
Maturity Date:	April 15, 2021
Interest Payment Dates:	Semi-annually on April 15 and October 15, commencing October 15, 2016
Benchmark Treasury:	1.25% due March 31, 2021
Benchmark Treasury Yield:	1.205%
Spread to Benchmark Treasury:	+125 basis points
Yield to Maturity:	2.455%
Offering Price:	99.976% of Principal Amount
Optional Redemption:	At any time prior to March 15, 2021 (one month prior to the maturity date of the 2021 Notes), at a redemption price equal to the greater of (i) 100% of the principal amount of the notes then outstanding to be redeemed and (ii) the
sum of the present values of the remaining scheduled payments of principal and interest on the notes (exclusive of interest accrued to the redemption date) being redeemed to March 15, 2021, at a discount rate of Treasury plus 20 basis points, plus
accrued and unpaid interest to the redemption date; and on or after March 15, 2021 (one month prior to the maturity date of the 2021 Notes), at 100% of the principal amount, plus accrued and unpaid interest to the redemption date
CUSIP / ISIN:	30161NAT8 / US30161NAT81
Joint Book-Running Managers:	Barclays Capital Inc. Goldman, Sachs &
Co. J.P. Morgan Securities LLC Scotia Capital (USA) Inc. Credit Suisse Securities (USA) LLC RBC Capital Markets, LLC TD Securities (USA) LLC
Senior Co-Manager:	BNY Mellon Capital Markets, LLC
Co-Managers:	Lebenthal & Co., LLC Mischler Financial
Group, Inc. Samuel A. Ramirez & Company, Inc. The
Williams Capital Group, L.P.

$750,000,000 3.400% Notes Due 2026
Issuer:	Exelon Corporation
Expected Ratings:	—
Principal Amount:	$750,000,000
Security Type:	Notes
Trade Date:	April 4, 2016
Settlement Date:	April 7, 2016 (T+3)
Coupon:	3.400%
Maturity Date:	April 15, 2026
Interest Payment Dates:	Semi-annually on April 15 and October 15, commencing October 15, 2016
Benchmark Treasury:	1.625% due February 15, 2026
Benchmark Treasury Yield:	1.757%
Spread to Benchmark Treasury:	+165 basis points
Yield to Maturity:	3.407%
Offering Price:	99.940% of Principal Amount
Optional Redemption:	At any time prior to January 15, 2026 (three months prior to the maturity date of the 2026 Notes), at a redemption price equal to the greater of (i) 100% of the principal amount of the notes then outstanding to be redeemed and (ii)
the sum of the present values of the remaining scheduled payments of principal and interest on the notes (exclusive of interest accrued to the redemption date) being redeemed to January 15, 2026, at a discount rate of Treasury plus 25 basis points,
plus accrued and unpaid interest to the redemption date; and on or after January 15, 2026 (three months prior to the maturity date of the 2026 Notes), at 100% of the principal amount, plus accrued and unpaid interest to the redemption date
CUSIP / ISIN:	30161NAU5 / US30161NAU54
Joint Book-Running Managers:	Barclays Capital Inc. Goldman, Sachs &
Co. J.P. Morgan Securities LLC Scotia Capital (USA) Inc. Credit Suisse Securities (USA) LLC RBC Capital Markets, LLC TD Securities (USA) LLC
Senior Co-Manager:	BNY Mellon Capital Markets, LLC
Co-Managers:	Lebenthal & Co., LLC Mischler Financial
Group, Inc. Samuel A. Ramirez & Company, Inc. The
Williams Capital Group, L.P.

$750,000,000 4.450% Notes Due 2046
Issuer:	Exelon Corporation
Expected Ratings:	—
Principal Amount:	$750,000000
Security Type:	Notes
Trade Date:	April 4, 2016
Settlement Date:	April 7, 2016 (T+3)
Coupon:	4.450%
Maturity Date:	April 15, 2046
Interest Payment Dates:	Semi-annually on April 15 and October 15, commencing October 15, 2016
Benchmark Treasury:	3.00% due November 15, 2045
Benchmark Treasury Yield:	2.581%
Spread to Benchmark Treasury:	+190 basis points
Yield to Maturity:	4.481%
Offering Price:	99.490% of Principal Amount
Optional Redemption:	At any time prior to October 15, 2045 (six months prior to the maturity date of the 2046 Notes), at a redemption price equal to the greater of (i) 100% of the principal amount of the notes then outstanding to be redeemed and (ii)
the sum of the present values of the remaining scheduled payments of principal and interest on the notes (exclusive of interest accrued to the redemption date) being redeemed to October 15, 2045, at a discount rate of Treasury plus 30 basis points,
plus accrued and unpaid interest to the redemption date; and on or after October 15, 2045 (six months prior to the maturity date of the 2046 Notes), at 100% of the principal amount, plus accrued and unpaid interest to the redemption date
CUSIP / ISIN:	30161NAV3 / US30161NAV38
Joint Book-Running Managers:	Barclays Capital Inc. Goldman, Sachs &
Co. J.P. Morgan Securities LLC Scotia Capital (USA) Inc. Credit Suisse Securities (USA) LLC RBC Capital Markets, LLC TD Securities (USA) LLC
Senior Co-Manager:	BNY Mellon Capital Markets, LLC
Co-Managers:	Lebenthal & Co., LLC Mischler Financial
Group, Inc. Samuel A. Ramirez & Company, Inc. The
Williams Capital Group, L.P.

The issuer has filed a registration statement (including a prospectus) with the SEC for the offering to which this communication relates. Before you invest, you should read the prospectus in that registration statement and other documents the issuer has filed with the SEC for more complete information about the issuer and this offering. You may get these documents for free by visiting EDGAR on the SEC Web site at www.sec.gov. Alternatively, the issuer, any underwriter or any dealer participating in the offering will arrange to send you the prospectus if you request it by calling Barclays Capital Inc. toll-free at 1-888-603-5847, Goldman, Sachs & Co. toll-free at 1-866-471-2526, J.P. Morgan Securities LLC collect at 1-212-834-44533 and Scotia Capital (USA) Inc. toll-free at 1-800-372-3930.