{"transactions":[{"id":4073550,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Sthares","published_at":"2018-02-06T21:41:25.000Z","date":"2017-03-10","kind":"gift","acquired":false,"shares":550,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":337495,"source":{"system":"sec-edgar","filing":"0001209191-18-007871","document":"doc5.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919118007871/doc5.xml","form_type":"5"}},{"id":4400115,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Options to Acquire Common Shares","published_at":"2017-03-06T21:23:34.000Z","date":"2017-03-02","kind":"exercise","acquired":false,"shares":10398,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Reflects the amount of options that vested in accordance with the performance measures described in the Form 4 reporting the grant."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"All options of this tranche have been exercised. The Reporting Person no longer holds any options of any tranche (after taking into account options exercised on 3/2/2017). The total number of performance share units from tranches with different performance measures, performance periods and vesting dates is 50,779."}],"balance_after":0,"derivative":{"exercise_price":19.24,"exercise_date":"2016-02-07","expiration_date":"2020-02-07","underlying":"Common Shares","underlying_shares":10398},"source":{"system":"sec-edgar","filing":"0001209191-17-018302","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117018302/doc4.xml","form_type":"4"}},{"id":4400114,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Options to Acquire Common Shares","published_at":"2017-03-06T21:23:34.000Z","date":"2017-03-02","kind":"exercise","acquired":false,"shares":8964,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Reflects the amount of options that vested in accordance with the performance measures described in the Form 4 reporting the grant."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"All options of this tranche have been exercised. The Reporting Person no longer holds any options of any tranche (after taking into account options exercised on 3/2/2017). The total number of performance share units from tranches with different performance measures, performance periods and vesting dates is 50,779."}],"balance_after":0,"derivative":{"exercise_price":17.44,"exercise_date":"2015-02-09","expiration_date":"2019-02-09","underlying":"Common Shares","underlying_shares":8964},"source":{"system":"sec-edgar","filing":"0001209191-17-018302","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117018302/doc4.xml","form_type":"4"}},{"id":4400113,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Options to Acquire Common Shares","published_at":"2017-03-06T21:23:34.000Z","date":"2017-03-02","kind":"exercise","acquired":false,"shares":40000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Options vested as follows: 1/3 on February 24, 2011, 1/3 on February 24, 2012 and 1/3 on February 24, 2013."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"All options of this tranche have been exercised. The Reporting Person no longer holds any options of any tranche (after taking into account options exercised on 3/2/2017). The total number of performance share units from tranches with different performance measures, performance periods and vesting dates is 50,779."}],"balance_after":0,"derivative":{"exercise_price":19.79,"expiration_date":"2020-02-24","underlying":"Common Shares","underlying_shares":40000},"source":{"system":"sec-edgar","filing":"0001209191-17-018302","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117018302/doc4.xml","form_type":"4"}},{"id":4400112,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Options to Acquire Common Shares","published_at":"2017-03-06T21:23:34.000Z","date":"2017-03-02","kind":"exercise","acquired":false,"shares":30000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Options vested as follows: 1/3 on February 14, 2009, 1/3 on February 14, 2010 and 1/3 on February 14, 2011."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"All options of this tranche have been exercised. The Reporting Person no longer holds any options of any tranche (after taking into account options exercised on 3/2/2017). The total number of performance share units from tranches with different performance measures, performance periods and vesting dates is 50,779."}],"balance_after":0,"derivative":{"exercise_price":23.27,"expiration_date":"2018-02-14","underlying":"Common Shares","underlying_shares":30000},"source":{"system":"sec-edgar","filing":"0001209191-17-018302","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117018302/doc4.xml","form_type":"4"}},{"id":4400111,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2017-03-06T21:23:34.000Z","date":"2017-03-02","kind":"tax_withholding","acquired":false,"shares":7362,"price":41.16,"value":303019.92,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the payment of the exercise price and withholding taxes of an employee stock option through the attestation of previously owned shares. The price is equal to the fair market value of the Common Shares on the date of exercise and is used to determine the value of the shares delivered to the Company by attestation of previously owned shares in payment of the exercise price and withholding taxes."}],"balance_after":338045.0005,"source":{"system":"sec-edgar","filing":"0001209191-17-018302","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117018302/doc4.xml","form_type":"4"}},{"id":4400110,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2017-03-06T21:23:34.000Z","date":"2017-03-02","kind":"exercise","acquired":true,"shares":10398,"price":19.24,"value":200057.52,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Reflects the amount of options that vested in accordance with the performance measures described in the Form 4 reporting the grant."}],"balance_after":345407.0005,"source":{"system":"sec-edgar","filing":"0001209191-17-018302","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117018302/doc4.xml","form_type":"4"}},{"id":4400109,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2017-03-06T21:23:34.000Z","date":"2017-03-02","kind":"tax_withholding","acquired":false,"shares":6133,"price":41.16,"value":252434.28,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the payment of the exercise price and withholding taxes of an employee stock option through the attestation of previously owned shares. The price is equal to the fair market value of the Common Shares on the date of exercise and is used to determine the value of the shares delivered to the Company by attestation of previously owned shares in payment of the exercise price and withholding taxes."}],"balance_after":335009.0005,"source":{"system":"sec-edgar","filing":"0001209191-17-018302","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117018302/doc4.xml","form_type":"4"}},{"id":4400108,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2017-03-06T21:23:34.000Z","date":"2017-03-02","kind":"exercise","acquired":true,"shares":8964,"price":17.44,"value":156332.16,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Reflects the amount of options that vested in accordance with the performance measures described in the Form 4 reporting the grant."}],"balance_after":341142.0005,"source":{"system":"sec-edgar","filing":"0001209191-17-018302","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117018302/doc4.xml","form_type":"4"}},{"id":4400107,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2017-03-06T21:23:34.000Z","date":"2017-03-02","kind":"tax_withholding","acquired":false,"shares":28597,"price":41.16,"value":1177052.52,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the payment of the exercise price and withholding taxes of an employee stock option through the attestation of previously owned shares. The price is equal to the fair market value of the Common Shares on the date of exercise and is used to determine the value of the shares delivered to the Company by attestation of previously owned shares in payment of the exercise price and withholding taxes."}],"balance_after":332178.0005,"source":{"system":"sec-edgar","filing":"0001209191-17-018302","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117018302/doc4.xml","form_type":"4"}},{"id":4400106,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2017-03-06T21:23:34.000Z","date":"2017-03-02","kind":"exercise","acquired":true,"shares":40000,"price":19.79,"value":791600.0,"ownership":{"direct":true},"balance_after":360775.0005,"source":{"system":"sec-edgar","filing":"0001209191-17-018302","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117018302/doc4.xml","form_type":"4"}},{"id":4400105,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2017-03-06T21:23:34.000Z","date":"2017-03-02","kind":"tax_withholding","acquired":false,"shares":22838,"price":41.16,"value":940012.08,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the payment of the exercise price and withholding taxes of an employee stock option through the attestation of previously owned shares. The price is equal to the fair market value of the Common Shares on the date of exercise and is used to determine the value of the shares delivered to the Company by attestation of previously owned shares in payment of the exercise price and withholding taxes."}],"balance_after":320775.0005,"source":{"system":"sec-edgar","filing":"0001209191-17-018302","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117018302/doc4.xml","form_type":"4"}},{"id":4400104,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2017-03-06T21:23:34.000Z","date":"2017-03-02","kind":"exercise","acquired":true,"shares":30000,"price":23.27,"value":698100.0,"ownership":{"direct":true},"balance_after":343613.0005,"source":{"system":"sec-edgar","filing":"0001209191-17-018302","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117018302/doc4.xml","form_type":"4"}},{"id":4424334,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Performance Share Units","published_at":"2017-02-24T21:36:30.000Z","date":"2017-02-22","kind":"grant","acquired":true,"shares":12594,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Performance share units awarded pursuant to the Plan.  Each performance share unit represents a contingent right to receive one Common Share of the Company. With limited exceptions, the performance share units vest on 2/22/2020, if at all, at the end of the performance period (7/1/2018 to 12/31/2019), assuming that the holder remains employed at such time, based on the Company's Common Share price using the highest 40-day average stock price during the performance period as follows: 200% if the share price reaches $50; 100% if the share price reaches $46; and 50% if the share price reaches $42 (with interpolation between those prices).  If the share price does not reach $42, none of the performance share units will vest."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"To the extent unvested performance share units do not become vested units at the end of the applicable performance period as described above, such unvested performance share units will expire at the end of such performance period. Upon vesting, one Common Share will be delivered for each vested performance share unit."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Performance share units awarded pursuant to the Plan.  Each performance share unit represents a contingent right to receive one Common Share of the Company. With limited exceptions, the performance share units vest on 2/22/2020, if at all, at the end of the performance period (7/1/2018 to 12/31/2019), assuming that the holder remains employed at such time, based on the Company's Common Share price using the highest 40-day average stock price during the performance period as follows: 200% if the share price reaches $50; 100% if the share price reaches $46; and 50% if the share price reaches $42 (with interpolation between those prices).  If the share price does not reach $42, none of the performance share units will vest."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"To the extent unvested performance share units do not become vested units at the end of the applicable performance period as described above, such unvested performance share units will expire at the end of such performance period. Upon vesting, one Common Share will be delivered for each vested performance share unit."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Performance share units awarded pursuant to the Plan.  Each performance share unit represents a contingent right to receive one Common Share of the Company. With limited exceptions, the performance share units vest on 2/22/2020, if at all, at the end of the performance period (7/1/2018 to 12/31/2019), assuming that the holder remains employed at such time, based on the Company's Common Share price using the highest 40-day average stock price during the performance period as follows: 200% if the share price reaches $50; 100% if the share price reaches $46; and 50% if the share price reaches $42 (with interpolation between those prices).  If the share price does not reach $42, none of the performance share units will vest."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"To the extent unvested performance share units do not become vested units at the end of the applicable performance period as described above, such unvested performance share units will expire at the end of such performance period. Upon vesting, one Common Share will be delivered for each vested performance share unit."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Total includes performance units from other tranches with different performance measures, performance periods and vesting dates, but does not include 96,962 outstanding options of various tranches."}],"balance_after":50779,"derivative":{"underlying":"Common Shares","underlying_shares":12594},"source":{"system":"sec-edgar","filing":"0001209191-17-014365","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117014365/doc4.xml","form_type":"4"}},{"id":4424333,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2017-02-24T21:36:30.000Z","date":"2017-02-22","kind":"grant","acquired":true,"shares":12594,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Restricted stock units awarded pursuant to the Assured Guaranty Ltd. 2004 Long-Term Incentive Plan (the \"Plan\"). With limited exceptions, the restricted stock units vest on 2/22/2020, assuming that the holder remains employed at such time.  Upon vesting, one Common Share will be delivered for each vested restricted stock unit."}],"balance_after":313613.0005,"source":{"system":"sec-edgar","filing":"0001209191-17-014365","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117014365/doc4.xml","form_type":"4"}},{"id":4463894,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Performance Share Units","published_at":"2017-02-07T21:46:45.000Z","date":"2017-02-05","kind":"exercise","acquired":false,"shares":14021,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Performance share units awarded pursuant to the Assured Guaranty 2004 Long-Term Incentive Plan (the \"Plan\").  Using the highest 40-day average stock price during the performance period (1/1/2014 to 12/31/2016), 200.00% of the performance share units granted became vested.  The number of Common Shares delivered equals the number of performance share units granted multiplied by 200.00%."},{"field":"deemedExecutionDate","element":"deemedExecutionDate","label":"F2","text":"Performance share units awarded pursuant to the Assured Guaranty 2004 Long-Term Incentive Plan (the \"Plan\").  Using the highest 40-day average stock price during the performance period (1/1/2014 to 12/31/2016), 200.00% of the performance share units granted became vested.  The number of Common Shares delivered equals the number of performance share units granted multiplied by 200.00%."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Performance share units awarded pursuant to the Assured Guaranty 2004 Long-Term Incentive Plan (the \"Plan\").  Using the highest 40-day average stock price during the performance period (1/1/2014 to 12/31/2016), 200.00% of the performance share units granted became vested.  The number of Common Shares delivered equals the number of performance share units granted multiplied by 200.00%."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Performance share units awarded pursuant to the Assured Guaranty 2004 Long-Term Incentive Plan (the \"Plan\").  Using the highest 40-day average stock price during the performance period (1/1/2014 to 12/31/2016), 200.00% of the performance share units granted became vested.  The number of Common Shares delivered equals the number of performance share units granted multiplied by 200.00%."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Total includes performance units from other tranches with different performance measures, performance periods and vesting dates, but does not include 96,962 outstanding options."}],"balance_after":38185,"derivative":{"underlying":"Common Shares","underlying_shares":14021},"source":{"system":"sec-edgar","filing":"0001209191-17-008382","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117008382/doc4.xml","form_type":"4"}},{"id":4463893,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2017-02-07T21:46:45.000Z","date":"2017-02-05","kind":"tax_withholding","acquired":false,"shares":12692,"price":40.01,"value":507806.92,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Common Shares being withheld to pay tax liability."}],"balance_after":301019.0005,"source":{"system":"sec-edgar","filing":"0001209191-17-008382","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117008382/doc4.xml","form_type":"4"}},{"id":4463892,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2017-02-07T21:46:45.000Z","date":"2017-02-05","kind":"exercise","acquired":true,"shares":28042,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Performance share units awarded pursuant to the Assured Guaranty 2004 Long-Term Incentive Plan (the \"Plan\").  Using the highest 40-day average stock price during the performance period (1/1/2014 to 12/31/2016), 200.00% of the performance share units granted became vested.  The number of Common Shares delivered equals the number of performance share units granted multiplied by 200.00%."}],"balance_after":313711.0005,"source":{"system":"sec-edgar","filing":"0001209191-17-008382","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117008382/doc4.xml","form_type":"4"}},{"id":4463891,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2017-02-07T21:46:45.000Z","date":"2017-02-05","kind":"tax_withholding","acquired":false,"shares":7331,"price":40.01,"value":293313.31,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Common Shares being withheld to pay tax liability."}],"balance_after":285669.0005,"source":{"system":"sec-edgar","filing":"0001209191-17-008382","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117008382/doc4.xml","form_type":"4"}},{"id":4463890,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2017-02-07T21:46:45.000Z","date":"2017-02-02","kind":"gift","acquired":false,"shares":650,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":293000.0005,"source":{"system":"sec-edgar","filing":"0001209191-17-008382","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117008382/doc4.xml","form_type":"4"}},{"id":4495003,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2017-01-09T21:44:05.000Z","date":"2017-01-06","kind":"disposition_to_issuer","acquired":false,"shares":23062,"price":38.73,"value":893191.26,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The Board of Directors authorized the Company to repurchase up to 23,062 Common Shares from the reporting person, which amount is equal to the 23,062 Common Shares which the person received on January 6, 2017 in settlement of the 23,062 restricted shares units (\"RSUs\") held for him in the employer stock fund of the Assured Guaranty Ltd. Supplemental Employee Retirement Plan (the \"AGL SERP\").  Because the RSUs could only be settled in Common Shares, they were previously reported on Table I Form 4 filings made by the reporting person at the time of grant and included as part of the total Common Shares held by him."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The purchase price per share is equal to the closing price of a Common Share on the New York Stock Exchange on January 6, 2017, which is the date that the reporting person received the distribution of Common Shares from the Company pursuant to the AGL SERP."}],"balance_after":293650.0005,"source":{"system":"sec-edgar","filing":"0001209191-17-002955","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919117002955/doc4.xml","form_type":"4"}},{"id":4563747,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Options to Acquire Common Shares","published_at":"2016-11-09T00:10:43.000Z","date":"2016-11-04","kind":"exercise","acquired":false,"shares":50000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Options vested as follows: 1/3 on 02/08/2008, 1/3 on 02/08/2009 and 1/3 on 02/08/2010."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"All options of this tranche have been exercised.  The total number of options from other tranches with different exercise prices, vesting terms and expiration dates is 96,962 (after taking into account 50,000 options exercised on 11/4/2016).  The total number of performance share units from tranches with different performance measures, performance periods and vesting dates is 52,206."}],"balance_after":0,"derivative":{"exercise_price":26.7,"expiration_date":"2017-02-08","underlying":"Common Shares","underlying_shares":50000},"source":{"system":"sec-edgar","filing":"0001209191-16-148946","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919116148946/doc4.xml","form_type":"4"}},{"id":4563746,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2016-11-09T00:10:43.000Z","date":"2016-11-04","kind":"tax_withholding","acquired":false,"shares":45585,"price":31.8,"value":1449603.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the payment of the exercise price and withholding taxes of an employee stock option through the attestation of previously owned shares."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price is equal to the fair market value of the Common Shares on the date of exercise and is used to determine the value of the shares delivered to the Company by attestation of previously owned shares in payment of the exercise price and withholding taxes."}],"balance_after":316712.0005,"source":{"system":"sec-edgar","filing":"0001209191-16-148946","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919116148946/doc4.xml","form_type":"4"}},{"id":4563745,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2016-11-09T00:10:43.000Z","date":"2016-11-04","kind":"exercise","acquired":true,"shares":50000,"price":26.7,"value":1335000.0,"ownership":{"direct":true},"balance_after":362297.0005,"source":{"system":"sec-edgar","filing":"0001209191-16-148946","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919116148946/doc4.xml","form_type":"4"}},{"id":4563744,"issuer":{"id":4169,"kind":"organization","name":"ASSURED GUARANTY LTD"},"owners":[{"id":169705,"kind":"person","name":"MICHENER JAMES M","position":1,"cik":"0001224081","reported_name":"MICHENER JAMES M","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel and Secretary"}}],"security":"Common Shares","published_at":"2016-11-09T00:10:43.000Z","date":"2016-10-14","kind":"gift","acquired":false,"shares":3500,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":312297.0005,"source":{"system":"sec-edgar","filing":"0001209191-16-148946","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1273813/000120919116148946/doc4.xml","form_type":"4"}}]}