{"transactions":[{"id":3298895,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Performance Shares 2016-2018 (stock units)","published_at":"2020-01-29T17:15:38.000Z","date":"2020-01-27","kind":"exercise","acquired":false,"shares":36783,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":36783},"source":{"system":"sec-edgar","filing":"0001109357-20-000028","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935720000028/edgar.xml","form_type":"4"}},{"id":3298894,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Performance Shares 2017-2019 (stock units)","published_at":"2020-01-29T17:15:38.000Z","date":"2020-01-27","kind":"grant","acquired":true,"shares":36783,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":36783,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":36783},"source":{"system":"sec-edgar","filing":"0001109357-20-000028","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935720000028/edgar.xml","form_type":"4"}},{"id":3298893,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Restricted Stock Units 2020","published_at":"2020-01-29T17:15:38.000Z","date":"2020-01-27","kind":"grant","acquired":true,"shares":12470,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":12470,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":12470},"source":{"system":"sec-edgar","filing":"0001109357-20-000028","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935720000028/edgar.xml","form_type":"4"}},{"id":3298892,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Restricted Stock Units 2019","published_at":"2020-01-29T17:15:38.000Z","date":"2020-01-27","kind":"exercise","acquired":false,"shares":4276,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":8557,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":4276},"source":{"system":"sec-edgar","filing":"0001109357-20-000028","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935720000028/edgar.xml","form_type":"4"}},{"id":3298891,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Restricted Stock Units 2018","published_at":"2020-01-29T17:15:38.000Z","date":"2020-01-27","kind":"exercise","acquired":false,"shares":5458,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":5461,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":5458},"source":{"system":"sec-edgar","filing":"0001109357-20-000028","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935720000028/edgar.xml","form_type":"4"}},{"id":3298890,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Restricted Stock Units 2017","published_at":"2020-01-29T17:15:38.000Z","date":"2020-01-27","kind":"exercise","acquired":false,"shares":6186,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":6186},"source":{"system":"sec-edgar","filing":"0001109357-20-000028","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935720000028/edgar.xml","form_type":"4"}},{"id":3298889,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2020-01-29T17:15:38.000Z","date":"2020-01-27","kind":"disposition_to_issuer","acquired":false,"shares":10630,"price":47.27,"value":502480.1,"ownership":{"direct":true},"balance_after":71853,"source":{"system":"sec-edgar","filing":"0001109357-20-000028","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935720000028/edgar.xml","form_type":"4"}},{"id":3298888,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2020-01-29T17:15:38.000Z","date":"2020-01-27","kind":"tax_withholding","acquired":false,"shares":20268,"price":47.27,"value":958068.36,"ownership":{"direct":true},"balance_after":82483,"source":{"system":"sec-edgar","filing":"0001109357-20-000028","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935720000028/edgar.xml","form_type":"4"}},{"id":3298887,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2020-01-29T17:15:38.000Z","date":"2020-01-27","kind":"exercise","acquired":true,"shares":52703,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"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."}],"balance_after":102751,"source":{"system":"sec-edgar","filing":"0001109357-20-000028","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935720000028/edgar.xml","form_type":"4"}},{"id":3614157,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2019-03-05T21:09:28.000Z","date":"2019-03-04","kind":"sale","acquired":false,"shares":17500,"price":48.36,"value":846300.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sale made pursuant to a Rule 10b5-1 trading plan adopted by Mr. Aliabadi on December 5, 2018."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Price shown is the weighted average price.  Shares were sold in multiple transactions at prices ranging from $48.11 to $48.77 inclusive.  Mr. Aliabadi 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 price range indicated."}],"balance_after":50048,"source":{"system":"sec-edgar","filing":"0001109357-19-000037","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935719000037/edgar.xml","form_type":"4"}},{"id":3657273,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2019-02-14T12:16:47.000Z","date":"2019-02-12","kind":"sale","acquired":false,"shares":17500,"price":47.88,"value":837900.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sale made pursuant to a Rule 10b5-1 trading plan adopted by Mr. Aliabadi on December 5, 2018."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Price shown is the weighted average price.  Shares were sold in multiple transactions at prices ranging from $47.52 to $48.07 inclusive.  Mr. Aliabadi 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 price range indicated."}],"balance_after":67548,"source":{"system":"sec-edgar","filing":"0001109357-19-000036","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935719000036/edgar.xml","form_type":"4"}},{"id":3672457,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Performance Shares 2016-2018 (stock units)","published_at":"2019-02-06T22:21:52.000Z","date":"2019-02-04","kind":"exercise","acquired":false,"shares":74787,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period of January 1, 2016 to December 31, 2018, 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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period of January 1, 2016 to December 31, 2018, 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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period of January 1, 2016 to December 31, 2018, 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."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":74787},"source":{"system":"sec-edgar","filing":"0001109357-19-000025","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935719000025/edgar.xml","form_type":"4"}},{"id":3672456,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Performance Shares 2016-2018 (stock units)","published_at":"2019-02-06T22:21:52.000Z","date":"2019-02-04","kind":"grant","acquired":true,"shares":74787,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period of January 1, 2016 to December 31, 2018, 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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period of January 1, 2016 to December 31, 2018, 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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Performance share (stock unit) award granted pursuant to the Exelon Long Term Incentive Plan for the three-year performance period of January 1, 2016 to December 31, 2018, 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."}],"balance_after":74787,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":74787},"source":{"system":"sec-edgar","filing":"0001109357-19-000025","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935719000025/edgar.xml","form_type":"4"}},{"id":3672455,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Restricted Stock Units 2019","published_at":"2019-02-06T22:21:52.000Z","date":"2019-02-04","kind":"grant","acquired":true,"shares":12451,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":12451,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":12451},"source":{"system":"sec-edgar","filing":"0001109357-19-000025","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935719000025/edgar.xml","form_type":"4"}},{"id":3672454,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Restricted Stock Units 2018","published_at":"2019-02-06T22:21:52.000Z","date":"2019-02-04","kind":"exercise","acquired":false,"shares":5296,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":10594,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":5296},"source":{"system":"sec-edgar","filing":"0001109357-19-000025","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935719000025/edgar.xml","form_type":"4"}},{"id":3672453,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Restricted Stock Units 2017","published_at":"2019-02-06T22:21:52.000Z","date":"2019-02-04","kind":"exercise","acquired":false,"shares":5995,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":6001,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":5995},"source":{"system":"sec-edgar","filing":"0001109357-19-000025","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935719000025/edgar.xml","form_type":"4"}},{"id":3672452,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Restricted Stock Units 2016","published_at":"2019-02-06T22:21:52.000Z","date":"2019-02-04","kind":"exercise","acquired":false,"shares":8024,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Common Stock","underlying_shares":8024},"source":{"system":"sec-edgar","filing":"0001109357-19-000025","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935719000025/edgar.xml","form_type":"4"}},{"id":3672451,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2019-02-06T22:21:52.000Z","date":"2019-02-04","kind":"disposition_to_issuer","acquired":false,"shares":19477,"price":47.34,"value":922041.18,"ownership":{"direct":true},"balance_after":85048,"source":{"system":"sec-edgar","filing":"0001109357-19-000025","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935719000025/edgar.xml","form_type":"4"}},{"id":3672450,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2019-02-06T22:21:52.000Z","date":"2019-02-04","kind":"tax_withholding","acquired":false,"shares":40116,"price":47.34,"value":1899091.44,"ownership":{"direct":true},"balance_after":104525,"source":{"system":"sec-edgar","filing":"0001109357-19-000025","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935719000025/edgar.xml","form_type":"4"}},{"id":3672449,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2019-02-06T22:21:52.000Z","date":"2019-02-04","kind":"exercise","acquired":true,"shares":94102,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"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."}],"balance_after":144641,"source":{"system":"sec-edgar","filing":"0001109357-19-000025","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935719000025/edgar.xml","form_type":"4"}},{"id":4083687,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Performance Shares- Stock Units","published_at":"2018-01-31T19:58:32.000Z","date":"2018-01-29","kind":"exercise","acquired":false,"shares":35632,"price":38.33,"value":1365774.56,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Performance share stock units award made pursuant to the Exelon Long Term Incentive Plan for the three-year performance period from January 1, 2015 to December 31, 2017. Shares vest immediately upon award.  The vested shares were settled half in cash and half in stock on a 1 for 1 basis based on the cash value of the underlying stock on the date of vesting."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Performance share stock units award made pursuant to the Exelon Long Term Incentive Plan for the three-year performance period from January 1, 2015 to December 31, 2017. Shares vest immediately upon award.  The vested shares were settled half in cash and half in stock on a 1 for 1 basis based on the cash value of the underlying stock on the date of vesting."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Common stock","underlying_shares":35632},"source":{"system":"sec-edgar","filing":"0001109357-18-000030","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935718000030/edgar.xml","form_type":"4"}},{"id":4083686,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Performance Shares- Stock Units","published_at":"2018-01-31T19:58:32.000Z","date":"2018-01-29","kind":"grant","acquired":true,"shares":35632,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Performance share stock units award made pursuant to the Exelon Long Term Incentive Plan for the three-year performance period from January 1, 2015 to December 31, 2017. Shares vest immediately upon award.  The vested shares were settled half in cash and half in stock on a 1 for 1 basis based on the cash value of the underlying stock on the date of vesting."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Performance share stock units award made pursuant to the Exelon Long Term Incentive Plan for the three-year performance period from January 1, 2015 to December 31, 2017. Shares vest immediately upon award.  The vested shares were settled half in cash and half in stock on a 1 for 1 basis based on the cash value of the underlying stock on the date of vesting."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Performance share stock units award made pursuant to the Exelon Long Term Incentive Plan for the three-year performance period from January 1, 2015 to December 31, 2017. Shares vest immediately upon award.  The vested shares were settled half in cash and half in stock on a 1 for 1 basis based on the cash value of the underlying stock on the date of vesting."}],"balance_after":35632,"derivative":{"exercise_price":0,"underlying":"Common stock","underlying_shares":35632},"source":{"system":"sec-edgar","filing":"0001109357-18-000030","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935718000030/edgar.xml","form_type":"4"}},{"id":4083685,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Restricted Stock Unit Awards","published_at":"2018-01-31T19:58:32.000Z","date":"2018-01-29","kind":"exercise","acquired":false,"shares":19447,"price":38.33,"value":745403.51,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":34753,"derivative":{"exercise_price":0,"underlying":"Common stock","underlying_shares":19447},"source":{"system":"sec-edgar","filing":"0001109357-18-000030","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935718000030/edgar.xml","form_type":"4"}},{"id":4083684,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Restricted Stock Unit Awards","published_at":"2018-01-31T19:58:32.000Z","date":"2018-01-29","kind":"grant","acquired":true,"shares":15378,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":54200,"derivative":{"exercise_price":0,"underlying":"Common stock","underlying_shares":15378},"source":{"system":"sec-edgar","filing":"0001109357-18-000030","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935718000030/edgar.xml","form_type":"4"}},{"id":4083683,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common stock","published_at":"2018-01-31T19:58:32.000Z","date":"2018-01-29","kind":"disposition_to_issuer","acquired":false,"shares":10413,"price":38.33,"value":399130.29,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares settled in cash on a 1 for 1 basis."}],"balance_after":50539,"source":{"system":"sec-edgar","filing":"0001109357-18-000030","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935718000030/edgar.xml","form_type":"4"}},{"id":4083682,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2018-01-31T19:58:32.000Z","date":"2018-01-29","kind":"tax_withholding","acquired":false,"shares":20562,"price":38.33,"value":788141.46,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares withheld by the Issuer for reporting person's tax obligation."}],"balance_after":60952,"source":{"system":"sec-edgar","filing":"0001109357-18-000030","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935718000030/edgar.xml","form_type":"4"}},{"id":4083681,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2018-01-31T19:58:32.000Z","date":"2018-01-29","kind":"exercise","acquired":true,"shares":55079,"price":38.33,"value":2111178.07,"ownership":{"direct":true},"balance_after":81514,"source":{"system":"sec-edgar","filing":"0001109357-18-000030","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935718000030/edgar.xml","form_type":"4"}},{"id":4138137,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2017-12-08T21:56:46.000Z","date":"2017-12-08","kind":"sale","acquired":false,"shares":13334,"price":40.62,"value":541627.08,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares sold pursuant to a Rule 10b5-1 Trading Plan entered into on May 18, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares were sold in lots ranging in price from $40.40 to $40.78 The filer undertakes to provide upon request by the SEC Staff, the issuer, or a security holder of the issuer, full information rgarding the number of shares purchased or sold at each separate price."}],"balance_after":26435,"source":{"system":"sec-edgar","filing":"0001109357-17-000088","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935717000088/edgar.xml","form_type":"4"}},{"id":4212865,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2017-09-11T21:22:12.000Z","date":"2017-09-11","kind":"sale","acquired":false,"shares":13333,"price":38.31,"value":510787.23,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares sold pursuant to a Rule 10b5-1 Trading Plan entered into on May 18, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares were sold in lots ranging in price from $38.07 to $38.43  The filer undertakes to provide upon request by the SEC Staff, the issuer, or a security holder of the issuer, full information rgarding the number of shares purchased or sold at each separate price."}],"balance_after":39769,"source":{"system":"sec-edgar","filing":"0001109357-17-000070","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935717000070/edgar.xml","form_type":"4"}},{"id":4276270,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2017-06-20T14:20:37.000Z","date":"2017-06-19","kind":"sale","acquired":false,"shares":13333,"price":37.05,"value":493987.65,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares sold pursuant to a Rule 10b5-1 Trading Plan entered into on May 18, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares were sold in lots ranging in price from $36.91 to $37.15  The filer undertakes to provide upon request by the SEC Staff, the issuer, or a security holder of the issuer, full information rgarding the number of shares purchased or sold at each separate price."}],"balance_after":53102,"source":{"system":"sec-edgar","filing":"0001109357-17-000055","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935717000055/edgar.xml","form_type":"4"}},{"id":4473733,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Performance Shares- Stock Units","published_at":"2017-02-01T16:25:57.000Z","date":"2017-01-30","kind":"exercise","acquired":false,"shares":49977,"price":35.04,"value":1751194.08,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Performance share stock units award made pursuant to the Exelon Long Term Incentive Plan for the three-year performance period from January 1, 2014 to December 31, 2016. Shares vest immediately upon award.  The vested shares were settled half in cash and half in stock on a 1 for 1 basis based on the cash value of the underlying stock on the date of vesting."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Performance share stock units award made pursuant to the Exelon Long Term Incentive Plan for the three-year performance period from January 1, 2014 to December 31, 2016. Shares vest immediately upon award.  The vested shares were settled half in cash and half in stock on a 1 for 1 basis based on the cash value of the underlying stock on the date of vesting."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Common stock","underlying_shares":49977},"source":{"system":"sec-edgar","filing":"0001109357-17-000028","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935717000028/edgar.xml","form_type":"4"}},{"id":4473732,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Performance Shares- Stock Units","published_at":"2017-02-01T16:25:57.000Z","date":"2017-01-30","kind":"grant","acquired":true,"shares":49977,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Performance share stock units award made pursuant to the Exelon Long Term Incentive Plan for the three-year performance period from January 1, 2014 to December 31, 2016. Shares vest immediately upon award.  The vested shares were settled half in cash and half in stock on a 1 for 1 basis based on the cash value of the underlying stock on the date of vesting."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Performance share stock units award made pursuant to the Exelon Long Term Incentive Plan for the three-year performance period from January 1, 2014 to December 31, 2016. Shares vest immediately upon award.  The vested shares were settled half in cash and half in stock on a 1 for 1 basis based on the cash value of the underlying stock on the date of vesting."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Performance share stock units award made pursuant to the Exelon Long Term Incentive Plan for the three-year performance period from January 1, 2014 to December 31, 2016. Shares vest immediately upon award.  The vested shares were settled half in cash and half in stock on a 1 for 1 basis based on the cash value of the underlying stock on the date of vesting."}],"balance_after":49977,"derivative":{"exercise_price":0,"underlying":"Common stock","underlying_shares":49977},"source":{"system":"sec-edgar","filing":"0001109357-17-000028","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935717000028/edgar.xml","form_type":"4"}},{"id":4473731,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Restricted Stock Unit Awards","published_at":"2017-02-01T16:25:57.000Z","date":"2017-01-30","kind":"exercise","acquired":false,"shares":21063,"price":35.04,"value":738047.52,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":37507,"derivative":{"exercise_price":0,"underlying":"Common stock","underlying_shares":21063},"source":{"system":"sec-edgar","filing":"0001109357-17-000028","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935717000028/edgar.xml","form_type":"4"}},{"id":4473730,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Restricted Stock Unit Awards","published_at":"2017-02-01T16:25:57.000Z","date":"2017-01-30","kind":"grant","acquired":true,"shares":16822,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."}],"balance_after":58570,"derivative":{"exercise_price":0,"underlying":"Common stock","underlying_shares":16822},"source":{"system":"sec-edgar","filing":"0001109357-17-000028","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935717000028/edgar.xml","form_type":"4"}},{"id":4473729,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common stock","published_at":"2017-02-01T16:25:57.000Z","date":"2017-01-30","kind":"disposition_to_issuer","acquired":false,"shares":14072,"price":35.04,"value":493082.88,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares settled in cash on a 1 for 1 basis."}],"balance_after":66435,"source":{"system":"sec-edgar","filing":"0001109357-17-000028","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935717000028/edgar.xml","form_type":"4"}},{"id":4473728,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2017-02-01T16:25:57.000Z","date":"2017-01-30","kind":"tax_withholding","acquired":false,"shares":28456,"price":35.04,"value":997098.24,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares withheld by the Issuer for reporting person's tax obligation."}],"balance_after":80507,"source":{"system":"sec-edgar","filing":"0001109357-17-000028","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935717000028/edgar.xml","form_type":"4"}},{"id":4473727,"issuer":{"id":3050,"kind":"organization","name":"EXELON CORP","symbol":"EXC"},"owners":[{"id":152147,"kind":"person","name":"Aliabadi Paymon","position":1,"cik":"0001586729","reported_name":"Aliabadi Paymon","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Enterprise Risk Ofr"}}],"security":"Common Stock","published_at":"2017-02-01T16:25:57.000Z","date":"2017-01-30","kind":"exercise","acquired":true,"shares":71040,"price":35.04,"value":2489241.6,"ownership":{"direct":true},"balance_after":108963,"source":{"system":"sec-edgar","filing":"0001109357-17-000028","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1109357/000110935717000028/edgar.xml","form_type":"4"}}]}