EXC

SEC source: 0001062993-21-006198 · form4.xml · nonDerivative · entry 1

JOSKOW PAUL L · CIK 0001196502 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 51,268

F1 · balance_after: Balance includes 410 shares acquired on June 10, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-006200 · form4.xml · nonDerivative · entry 1

Richardson John M · CIK 0001786800 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 6,919

F1 · balance_after: Balance includes 49 shares acquired on June 10, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-006197 · form4.xml · nonDerivative · entry 1

Jojo Linda P · CIK 0001296796 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 22,936

F1 · balance_after: Balance includes 180 shares acquired on June 10, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-006196 · form4.xml · nonDerivative · entry 1

DE BALMANN YVES C · CIK 0001257061 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 36,886

F1 · balance_after: Balance includes 293 shares acquired on June 10, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-006195 · form4.xml · derivative · entry 2

Cheshire Marjorie Rodgers · CIK 0001621713 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,123

Underlying: Common Stock · 282 shares

Expires not disclosed

F1 · derivative.exercise_price: Balance includes 21 shares acquired on June 10, 2021 through automatic dividend reinvestment.

F2 · derivative.exercise_date: Phantom share equivalents in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 7 share equivalents accrued on May 13, 2021 through automatic dividend reinvestment.

F2 · derivative.expiration_date: Phantom share equivalents in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 7 share equivalents accrued on May 13, 2021 through automatic dividend reinvestment.

F2 · derivative.underlying_shares: Phantom share equivalents in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 7 share equivalents accrued on May 13, 2021 through automatic dividend reinvestment.

F2 · balance_after: Phantom share equivalents in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 7 share equivalents accrued on May 13, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-006195 · form4.xml · nonDerivative · entry 1

Cheshire Marjorie Rodgers · CIK 0001621713 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 3,471

F1 · balance_after: Balance includes 21 shares acquired on June 10, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-006194 · form4.xml · nonDerivative · entry 1

BRLAS LAURIE · CIK 0001235612 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 10,051

F1 · balance_after: Balance includes 75 shares acquired on June 10, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-006192 · form4.xml · derivative · entry 3

BERZIN ANN C · CIK 0001215820 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,245

Underlying: Common Stock · 891 shares

Expires not disclosed

F3 · derivative.exercise_price: Phantom share equivalents acquired in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 304 share equivalents accrued on May 13, 2021 through automatic dividend reinvestment.

F3 · derivative.exercise_date: Phantom share equivalents acquired in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 304 share equivalents accrued on May 13, 2021 through automatic dividend reinvestment.

F3 · derivative.expiration_date: Phantom share equivalents acquired in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 304 share equivalents accrued on May 13, 2021 through automatic dividend reinvestment.

F3 · balance_after: Phantom share equivalents acquired in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 304 share equivalents accrued on May 13, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-006192 · form4.xml · nonDerivative · entry 1

BERZIN ANN C · CIK 0001215820 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 36,886

F1 · balance_after: Balance includes 293 shares acquired on June 10, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-006191 · form4.xml · nonDerivative · entry 1

Anderson Anthony · CIK 0001559294 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 33,259

F1 · balance_after: Balance includes 263 shares acquired on June 10, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-005099 · form4.xml · derivative · entry 4

Innocenzo Michael · CIK 0001735897 · President & CEO of PECO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 16,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · kind: Exercise and sale made pursuant to a Rule 10b5-1 trading plan entered into by Mr. Innocenzo on May 13, 2021.

F2 · shares: Exercise and sale made pursuant to a Rule 10b5-1 trading plan entered into by Mr. Innocenzo on May 13, 2021.

F1 · derivative.exercise_date: Non-qualified employee stock options awarded pursuant to the Exelon Long-Term Incentive Plan. Options are fully vested and expire on the tenth anniversary of the grant date referenced in Column 1.

F1 · derivative.expiration_date: Non-qualified employee stock options awarded pursuant to the Exelon Long-Term Incentive Plan. Options are fully vested and expire on the tenth anniversary of the grant date referenced in Column 1.

SEC source: 0001062993-21-005099 · form4.xml · nonDerivative · entry 2

Innocenzo Michael · CIK 0001735897 · President & CEO of PECO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,382

F2 · kind: Exercise and sale made pursuant to a Rule 10b5-1 trading plan entered into by Mr. Innocenzo on May 13, 2021.

F3 · price: Shares were sold in multiple lots with prices ranging from $44.58 to $45.34 inclusive. Mr. Innocenzo undertakes to provide to Exelon Corporation, any security holder of Exelon Corporation or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range provided above.

SEC source: 0001062993-21-005099 · form4.xml · nonDerivative · entry 1

Innocenzo Michael · CIK 0001735897 · President & CEO of PECO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,382

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · kind: Exercise and sale made pursuant to a Rule 10b5-1 trading plan entered into by Mr. Innocenzo on May 13, 2021.

SEC source: 0001062993-21-003453 · form4.xml · derivative · entry 1

Souza Fabian · CIK 0001644567 · SVP and Corporate Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,227

Underlying: Common Stock · 29,227 shares

Expires not disclosed

F1 · price: Restricted stock award granted pursuant to the Exelon Long Term Incentive Plan on April 5, 2021. Shares will cliff-vest on the 5th anniversary of the grant date.

F1 · derivative.exercise_date: Restricted stock award granted pursuant to the Exelon Long Term Incentive Plan on April 5, 2021. Shares will cliff-vest on the 5th anniversary of the grant date.

F1 · derivative.expiration_date: Restricted stock award granted pursuant to the Exelon Long Term Incentive Plan on April 5, 2021. Shares will cliff-vest on the 5th anniversary of the grant date.

SEC source: 0001062993-21-003305 · form4.xml · nonDerivative · entry 1

SHATTUCK MAYO A III · CIK 0001087426 · Director · Chairman of the Board

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors Deferred Stock Unit Plan

Disclosed balance after: 31,843

F1 · balance_after: Balance includes 271 shares acquired on March 15, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-003310 · form4.xml · derivative · entry 4

LAWLESS ROBERT J · CIK 0001164638 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,144

Underlying: Common Stock · 1,083 shares

Expires not disclosed

F3 · derivative.exercise_price: Phantom share equivalents acquired in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 321 shares equivalents accrued on March 5, 2021 through automatic dividend reinvestment.

F3 · derivative.exercise_date: Phantom share equivalents acquired in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 321 shares equivalents accrued on March 5, 2021 through automatic dividend reinvestment.

F3 · derivative.expiration_date: Phantom share equivalents acquired in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 321 shares equivalents accrued on March 5, 2021 through automatic dividend reinvestment.

F3 · balance_after: Phantom share equivalents acquired in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 321 shares equivalents accrued on March 5, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-003310 · form4.xml · nonDerivative · entry 1

LAWLESS ROBERT J · CIK 0001164638 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 35,764

F1 · balance_after: Balance includes 305 shares acquired on March 15, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-003309 · form4.xml · nonDerivative · entry 1

JOSKOW PAUL L · CIK 0001196502 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 50,029

F1 · balance_after: Balance includes 430 shares acquired on March 15, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-003308 · form4.xml · derivative · entry 2

Cheshire Marjorie Rodgers · CIK 0001621713 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 835

Underlying: Common Stock · 286 shares

Expires not disclosed

F1 · derivative.exercise_price: Balance includes 15 shares acquired on March 15, 2021 through automatic dividend reinvestment.

F2 · derivative.exercise_date: Phantom share equivalents in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 5 share equivalents accrued on March 5, 2021 through automatic dividend reinvestment.

F2 · derivative.expiration_date: Phantom share equivalents in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 5 share equivalents accrued on March 5, 2021 through automatic dividend reinvestment.

F2 · derivative.underlying_shares: Phantom share equivalents in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 5 share equivalents accrued on March 5, 2021 through automatic dividend reinvestment.

F2 · balance_after: Phantom share equivalents in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 5 share equivalents accrued on March 5, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-003308 · form4.xml · nonDerivative · entry 1

Cheshire Marjorie Rodgers · CIK 0001621713 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 2,620

F1 · balance_after: Balance includes 15 shares acquired on March 15, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-003307 · form4.xml · derivative · entry 3

BERZIN ANN C · CIK 0001215820 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,081

Underlying: Common Stock · 949 shares

Expires not disclosed

F3 · derivative.exercise_price: Phantom share equivalents acquired in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 332 share equivalents accrued on March 5, 2021 through automatic dividend reinvestment.

F3 · derivative.exercise_date: Phantom share equivalents acquired in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 332 share equivalents accrued on March 5, 2021 through automatic dividend reinvestment.

F3 · derivative.expiration_date: Phantom share equivalents acquired in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 332 share equivalents accrued on March 5, 2021 through automatic dividend reinvestment.

F3 · balance_after: Phantom share equivalents acquired in the reporting person's Exelon stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and that will be settled in cash on a 1 for 1 basis upon the termination of the reporting person's service on the Exelon board of directors. Balance also reflects 332 share equivalents accrued on March 5, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-003307 · form4.xml · nonDerivative · entry 1

BERZIN ANN C · CIK 0001215820 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 35,764

F1 · balance_after: Balance includes 305 shares acquired on March 15, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-003306 · form4.xml · nonDerivative · entry 1

YOUNG JOHN F · CIK 0001230766 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 9,953

F1 · balance_after: Balance includes 79 shares acquired on March 15, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-003304 · form4.xml · nonDerivative · entry 1

Richardson John M · CIK 0001786800 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 6,039

F1 · balance_after: Balance includes 45 shares acquired on March 15, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-003303 · form4.xml · nonDerivative · entry 1

Jojo Linda P · CIK 0001296796 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 21,927

F1 · balance_after: Balance includes 184 shares acquired on March 15, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-003302 · form4.xml · nonDerivative · entry 1

DEBENEDICTIS NICHOLAS · CIK 0001194707 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 57,781

F1 · balance_after: Balance includes 497 shares acquired on March 31, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-003301 · form4.xml · nonDerivative · entry 1

DE BALMANN YVES C · CIK 0001257061 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 35,764

F1 · balance_after: Balance includes 305 shares acquired on March 15, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-003300 · form4.xml · nonDerivative · entry 1

BRLAS LAURIE · CIK 0001235612 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 9,146

F1 · balance_after: Balance includes 72 shares acquired on March 15, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-003299 · form4.xml · nonDerivative · entry 1

Anderson Anthony · CIK 0001559294 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Exelon Directors' Deferred Stock Unit Plan

Disclosed balance after: 32,166

F1 · balance_after: Balance includes 273 shares acquired on March 15, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-002841 · form4.xml · nonDerivative · entry 1

Khouzami Carim V · CIK 0001796581 · CEO of BGE

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 635

F1 · kind: Shares were sold pursuant to a Rule 10B5-1 Trading Plan entered into by Mr. Khouzami on March 4, 2021. Shares were sold in multiple lots with prices ranging from $42.54 to $43.28 inclusive. Mr. Khouzami undertakes to provide to Exelon Corporation, any security holder of Exelon Corporation or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range provided above.

F1 · shares: Shares were sold pursuant to a Rule 10B5-1 Trading Plan entered into by Mr. Khouzami on March 4, 2021. Shares were sold in multiple lots with prices ranging from $42.54 to $43.28 inclusive. Mr. Khouzami undertakes to provide to Exelon Corporation, any security holder of Exelon Corporation or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range provided above.

F1 · price: Shares were sold pursuant to a Rule 10B5-1 Trading Plan entered into by Mr. Khouzami on March 4, 2021. Shares were sold in multiple lots with prices ranging from $42.54 to $43.28 inclusive. Mr. Khouzami undertakes to provide to Exelon Corporation, any security holder of Exelon Corporation or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range provided above.

SEC source: 0001062993-21-002563 · form4.xml · nonDerivative · entry 1

Khouzami Carim V · CIK 0001796581 · CEO of BGE

10b5-1 filing: Not disclosed

Ownership: Indirect · By 401k Plan

Disclosed balance after: 8,056

F1 · balance_after: Shares held in a multi-fund 401(k) Plan to be settled in cash upon the reporting person's termination of employment for any reason on a 1:1 basis. Shares may be acquired through regular payroll contributions, company matching contributions and the quarterly reinvestment of dividends. Balance also includes 6 shares accrued on March 5, 2021 through automatic dividend reinvestment.

SEC source: 0001062993-21-000651 · form4.xml · derivative · entry 9

Von Hoene William A. Jr. · CIK 0001425293 · Sr. Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 32,497 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · price: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.

F3 · derivative.exercise_date: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.

F3 · derivative.expiration_date: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.

SEC source: 0001062993-21-000651 · form4.xml · derivative · entry 8

Von Hoene William A. Jr. · CIK 0001425293 · Sr. Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,497

Underlying: Common Stock · 32,497 shares

Expires not disclosed

F3 · price: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.

F3 · derivative.exercise_date: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.

F3 · derivative.expiration_date: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.

SEC source: 0001062993-21-000651 · form4.xml · derivative · entry 7

Von Hoene William A. Jr. · CIK 0001425293 · Sr. Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,235

Underlying: Common Stock · 22,235 shares

Expires not disclosed

F2 · price: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.exercise_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.expiration_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

SEC source: 0001062993-21-000651 · form4.xml · derivative · entry 6

Von Hoene William A. Jr. · CIK 0001425293 · Sr. Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,123

Underlying: Common Stock · 7,062 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.exercise_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.expiration_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

SEC source: 0001062993-21-000651 · form4.xml · derivative · entry 5

Von Hoene William A. Jr. · CIK 0001425293 · Sr. Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,269

Underlying: Common Stock · 7,267 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.exercise_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.expiration_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

SEC source: 0001062993-21-000651 · form4.xml · derivative · entry 4

Von Hoene William A. Jr. · CIK 0001425293 · Sr. Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,280 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.exercise_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.expiration_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

SEC source: 0001062993-21-000651 · form4.xml · nonDerivative · entry 3

Von Hoene William A. Jr. · CIK 0001425293 · Sr. Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 215,417

SEC source: 0001062993-21-000651 · form4.xml · nonDerivative · entry 2

Von Hoene William A. Jr. · CIK 0001425293 · Sr. Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 233,481

SEC source: 0001062993-21-000651 · form4.xml · nonDerivative · entry 1

Von Hoene William A. Jr. · CIK 0001425293 · Sr. Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 254,989

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Common shares acquired through conversion of previously awarded and vested restricted stock units (RSUs) and performance share (stock units) under the Exelon Long Term Incentive Plan.

SEC source: 0001062993-21-000649 · form4.xml · derivative · entry 9

Souza Fabian · CIK 0001644567 · SVP and Corporate Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7,266 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · price: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.

F3 · derivative.exercise_date: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.

F3 · derivative.expiration_date: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.

SEC source: 0001062993-21-000649 · form4.xml · derivative · entry 8

Souza Fabian · CIK 0001644567 · SVP and Corporate Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,266

Underlying: Common Stock · 7,266 shares

Expires not disclosed

F3 · price: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.

F3 · derivative.exercise_date: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.

F3 · derivative.expiration_date: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.

SEC source: 0001062993-21-000649 · form4.xml · derivative · entry 7

Souza Fabian · CIK 0001644567 · SVP and Corporate Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,971

Underlying: Common Stock · 4,971 shares

Expires not disclosed

F2 · price: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.exercise_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.expiration_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

SEC source: 0001062993-21-000649 · form4.xml · derivative · entry 6

Souza Fabian · CIK 0001644567 · SVP and Corporate Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,159

Underlying: Common Stock · 1,578 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.exercise_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.expiration_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

SEC source: 0001062993-21-000649 · form4.xml · derivative · entry 5

Souza Fabian · CIK 0001644567 · SVP and Corporate Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,627

Underlying: Common Stock · 1,624 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.exercise_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.expiration_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

SEC source: 0001062993-21-000649 · form4.xml · derivative · entry 4

Souza Fabian · CIK 0001644567 · SVP and Corporate Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,076 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.exercise_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

F2 · derivative.expiration_date: Restricted stock unit (RSUs) award granted pursuant to the Exelon Long Term Incentive Plan. RSUs are granted annually at the Compensation and Leadership Development Committee's first meeting in January or February and vest in 1/3 increments on the dates of the Committee's January or February meetings held in the first, second, and third years after the grant date. Each RSU represents the right to receive one share of Exelon common stock. Awards accrue additional RSUs acquired through quarterly dividend reinvestment that vest on the same schedule as the underlying award.

SEC source: 0001062993-21-000649 · form4.xml · nonDerivative · entry 3

Souza Fabian · CIK 0001644567 · SVP and Corporate Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,519

SEC source: 0001062993-21-000649 · form4.xml · nonDerivative · entry 2

Souza Fabian · CIK 0001644567 · SVP and Corporate Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,971

SEC source: 0001062993-21-000649 · form4.xml · nonDerivative · entry 1

Souza Fabian · CIK 0001644567 · SVP and Corporate Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,160

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Common shares acquired through conversion of previously awarded and vested restricted stock units (RSUs) and performance share (stock units) under the Exelon Long Term Incentive Plan.

SEC source: 0001062993-21-000650 · form4.xml · derivative · entry 9

Velazquez David M · CIK 0001367846 · Pres. & CEO, Pepco Holdings

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,187 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · price: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.

F3 · derivative.exercise_date: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.

F3 · derivative.expiration_date: Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period referenced in Column 1 based on the Compensation and Leadership Development Committee's determination of performance achieved for the period. Each performance share (stock unit) represents the right to receive one share or the economic equivalent value of one share of Exelon common stock. Performance share (stock units) awards vest immediately upon grant date.